Register.com Historical WHOIS Database

Download the WHOIS database of all 4.87 Million domain names that were ever registered through Register.com for just $1000.

BigDomainData is made up of two primary WHOIS databases (Current WHOIS Database and Historical WHOIS Database). Our Current WHOIS Database contains the latest WHOIS record of active domain names (over 273 Million), that are currently registered. While the Historical WHOIS Database contains WHOIS history (over 2.18 Billion records) of every domain name (over 609 Million) that were ever registered on the Internet. Historical database contains WHOIS of current as well as expired and deleted domain names.

Detailed statistics (Updated: 17 May 2025) of our Register.com Historical WHOIS Database is listed below.

Register.com Historical WHOIS Database Total Purchase
Total Unique Domain Names in Register.com Historical WHOIS Database 4,878,597

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Total WHOIS records in Register.com Historical WHOIS Database 12,590,207
Total WHOIS records with a Registrant Contact 8,846,504
Total WHOIS records with an Email Address (where the registrant_email field is not empty) 8,488,401
Total WHOIS records with a Phone Number (where the registrant_phone field is not empty) 8,252,173
Top 99 Countries in Register.com Historical WHOIS Database Total
1Total records in Register.com Historical Database having registrant country as United States (Country Code: US)7,773,238
2Total records in Register.com Historical Database having registrant country as United Kingdom (Country Code: GB)184,969
3Total records in Register.com Historical Database having registrant country as Canada (Country Code: CA)147,589
4Total records in Register.com Historical Database having registrant country as New Zealand (Country Code: NZ)52,489
5Total records in Register.com Historical Database having registrant country as Australia (Country Code: AU)44,396
6Total records in Register.com Historical Database having registrant country as France (Country Code: FR)40,972
7Total records in Register.com Historical Database having registrant country as Turkey (Country Code: TR)39,511
8Total records in Register.com Historical Database having registrant country as Hong Kong (Country Code: HK)33,832
9Total records in Register.com Historical Database having registrant country as Spain (Country Code: ES)32,542
10Total records in Register.com Historical Database having registrant country as Italy (Country Code: IT)30,308
11Total records in Register.com Historical Database having registrant country as Brazil (Country Code: BR)26,838
12Total records in Register.com Historical Database having registrant country as China (Country Code: CN)22,180
13Total records in Register.com Historical Database having registrant country as Switzerland (Country Code: CH)19,777
14Total records in Register.com Historical Database having registrant country as Netherlands (Country Code: NL)15,986
15Total records in Register.com Historical Database having registrant country as Mexico (Country Code: MX)15,246
16Total records in Register.com Historical Database having registrant country as United Arab Emirates (Country Code: AE)13,839
17Total records in Register.com Historical Database having registrant country as Germany (Country Code: DE)12,753
18Total records in Register.com Historical Database having registrant country as Chile (Country Code: CL)12,160
19Total records in Register.com Historical Database having registrant country as India (Country Code: IN)11,773
20Total records in Register.com Historical Database having registrant country as Ireland (Country Code: IE)10,749
21Total records in Register.com Historical Database having registrant country as Portugal (Country Code: PT)10,353
22Total records in Register.com Historical Database having registrant country as Belgium (Country Code: BE)10,260
23Total records in Register.com Historical Database having registrant country as Singapore (Country Code: SG)9,400
24Total records in Register.com Historical Database having registrant country as Argentina (Country Code: AR)8,749
25Total records in Register.com Historical Database having registrant country as Japan (Country Code: JP)7,993
26Total records in Register.com Historical Database having registrant country as Greece (Country Code: GR)7,542
27Total records in Register.com Historical Database having registrant country as South Africa (Country Code: ZA)7,212
28Total records in Register.com Historical Database having registrant country as Taiwan (Country Code: TW)7,193
29Total records in Register.com Historical Database having registrant country as Pakistan (Country Code: PK)6,167
30Total records in Register.com Historical Database having registrant country as Puerto Rico (Country Code: PR)5,786
31Total records in Register.com Historical Database having registrant country as Dominican Republic (Country Code: DO)5,722
32Total records in Register.com Historical Database having registrant country as Indonesia (Country Code: ID)5,708
33Total records in Register.com Historical Database having registrant country as Saudi Arabia (Country Code: SA)5,696
34Total records in Register.com Historical Database having registrant country as Malaysia (Country Code: MY)5,694
35Total records in Register.com Historical Database having registrant country as Sweden (Country Code: SE)5,316
36Total records in Register.com Historical Database having registrant country as Philippines (Country Code: PH)5,170
37Total records in Register.com Historical Database having registrant country as Thailand (Country Code: TH)4,881
38Total records in Register.com Historical Database having registrant country as Vietnam (Country Code: VN)4,591
39Total records in Register.com Historical Database having registrant country as Ghana (Country Code: GH)4,484
40Total records in Register.com Historical Database having registrant country as Israel (Country Code: IL)4,457
41Total records in Register.com Historical Database having registrant country as Morocco (Country Code: MA)4,428
42Total records in Register.com Historical Database having registrant country as Finland (Country Code: FI)4,367
43Total records in Register.com Historical Database having registrant country as Egypt (Country Code: EG)3,966
44Total records in Register.com Historical Database having registrant country as Colombia (Country Code: CO)3,798
45Total records in Register.com Historical Database having registrant country as Belize (Country Code: BZ)3,723
46Total records in Register.com Historical Database having registrant country as Romania (Country Code: RO)3,459
47Total records in Register.com Historical Database having registrant country as Denmark (Country Code: DK)3,434
48Total records in Register.com Historical Database having registrant country as Norway (Country Code: NO)3,387
49Total records in Register.com Historical Database having registrant country as Austria (Country Code: AT)3,300
50Total records in Register.com Historical Database having registrant country as Nigeria (Country Code: NG)3,231
51Total records in Register.com Historical Database having registrant country as Lebanon (Country Code: LB)2,957
52Total records in Register.com Historical Database having registrant country as Cyprus (Country Code: CY)2,921
53Total records in Register.com Historical Database having registrant country as Kuwait (Country Code: KW)2,121
54Total records in Register.com Historical Database having registrant country as Poland (Country Code: PL)1,967
55Total records in Register.com Historical Database having registrant country as Malta (Country Code: MT)1,773
56Total records in Register.com Historical Database having registrant country as Panama (Country Code: PA)1,761
57Total records in Register.com Historical Database having registrant country as Costa Rica (Country Code: CR)1,732
58Total records in Register.com Historical Database having registrant country as Korea (Country Code: KR)1,721
59Total records in Register.com Historical Database having registrant country as Russian Federation (Country Code: RU)1,699
60Total records in Register.com Historical Database having registrant country as Peru (Country Code: PE)1,633
61Total records in Register.com Historical Database having registrant country as Iceland (Country Code: IS)1,360
62Total records in Register.com Historical Database having registrant country as Jamaica (Country Code: JM)1,336
63Total records in Register.com Historical Database having registrant country as Bulgaria (Country Code: BG)1,271
64Total records in Register.com Historical Database having registrant country as Jordan (Country Code: JO)1,251
65Total records in Register.com Historical Database having registrant country as Qatar (Country Code: QA)1,241
66Total records in Register.com Historical Database having registrant country as Hungary (Country Code: HU)1,236
67Total records in Register.com Historical Database having registrant country as British Virgin Islands (Country Code: VG)1,227
68Total records in Register.com Historical Database having registrant country as Ecuador (Country Code: EC)1,200
69Total records in Register.com Historical Database having registrant country as Slovenia (Country Code: SI)1,180
70Total records in Register.com Historical Database having registrant country as Sri Lanka (Country Code: LK)1,079
71Total records in Register.com Historical Database having registrant country as Croatia (Country Code: HR)1,067
72Total records in Register.com Historical Database having registrant country as Czech Republic (Country Code: CZ)1,063
73Total records in Register.com Historical Database having registrant country as Kenya (Country Code: KE)1,045
74Total records in Register.com Historical Database having registrant country as Guatemala (Country Code: GT)1,044
75Total records in Register.com Historical Database having registrant country as Estonia (Country Code: EE)999
76Total records in Register.com Historical Database having registrant country as Bahamas (Country Code: BS)989
77Total records in Register.com Historical Database having registrant country as Trinidad and Tobago (Country Code: TT)981
78Total records in Register.com Historical Database having registrant country as Mauritania (Country Code: MR)979
79Total records in Register.com Historical Database having registrant country as Venezuela (Country Code: VE)962
80Total records in Register.com Historical Database having registrant country as Serbia (Country Code: RS)943
81Total records in Register.com Historical Database having registrant country as Saint Kitts and Nevis (Country Code: KN)905
82Total records in Register.com Historical Database having registrant country as Bangladesh (Country Code: BD)901
83Total records in Register.com Historical Database having registrant country as Bahrain (Country Code: BH)814
84Total records in Register.com Historical Database having registrant country as Cambodia (Country Code: KH)744
85Total records in Register.com Historical Database having registrant country as Ukraine (Country Code: UA)742
86Total records in Register.com Historical Database having registrant country as Lithuania (Country Code: LT)738
87Total records in Register.com Historical Database having registrant country as Uruguay (Country Code: UY)719
88Total records in Register.com Historical Database having registrant country as Luxembourg (Country Code: LU)641
89Total records in Register.com Historical Database having registrant country as Latvia (Country Code: LV)635
90Total records in Register.com Historical Database having registrant country as Bermuda (Country Code: BM)611
91Total records in Register.com Historical Database having registrant country as Namibia (Country Code: NA)589
92Total records in Register.com Historical Database having registrant country as Oman (Country Code: OM)556
93Total records in Register.com Historical Database having registrant country as Slovakia (Country Code: SK)539
94Total records in Register.com Historical Database having registrant country as Mauritius (Country Code: MU)504
95Total records in Register.com Historical Database having registrant country as Albania (Country Code: AL)488
96Total records in Register.com Historical Database having registrant country as Honduras (Country Code: HN)459
97Total records in Register.com Historical Database having registrant country as Netherlands Antilles (Country Code: AN)450
98Total records in Register.com Historical Database having registrant country as Saint Vincent and the Grenadines (Country Code: VC)429
99Total records in Register.com Historical Database having registrant country as Tunisia (Country Code: TN)424
Top 100 Domain Extensions in Register.com Historical WHOIS Database Total
1Total records in Register.com Historical Database for .COM domain names (Domain TLD: com)9,870,323
2Total records in Register.com Historical Database for .NET domain names (Domain TLD: net)893,718
3Total records in Register.com Historical Database for .ORG domain names (Domain TLD: org)726,225
4Total records in Register.com Historical Database for .ONLINE domain names (Domain TLD: online)312,944
5Total records in Register.com Historical Database for .SITE domain names (Domain TLD: site)169,338
6Total records in Register.com Historical Database for .INFO domain names (Domain TLD: info)149,209
7Total records in Register.com Historical Database for .BIZ domain names (Domain TLD: biz)140,371
8Total records in Register.com Historical Database for .US domain names (Domain TLD: us)41,157
9Total records in Register.com Historical Database for .STORE domain names (Domain TLD: store)15,562
10Total records in Register.com Historical Database for .CO domain names (Domain TLD: co)13,264
11Total records in Register.com Historical Database for .CLICK domain names (Domain TLD: click)11,822
12Total records in Register.com Historical Database for .LINK domain names (Domain TLD: link)11,524
13Total records in Register.com Historical Database for .MOBI domain names (Domain TLD: mobi)10,184
14Total records in Register.com Historical Database for .CLUB domain names (Domain TLD: club)8,578
15Total records in Register.com Historical Database for .NYC domain names (Domain TLD: nyc)7,516
16Total records in Register.com Historical Database for .SOLUTIONS domain names (Domain TLD: solutions)7,039
17Total records in Register.com Historical Database for .COMPANY domain names (Domain TLD: company)6,169
18Total records in Register.com Historical Database for .SERVICES domain names (Domain TLD: services)5,985
19Total records in Register.com Historical Database for .TV domain names (Domain TLD: tv)5,514
20Total records in Register.com Historical Database for .STUDIO domain names (Domain TLD: studio)5,291
21Total records in Register.com Historical Database for .CC domain names (Domain TLD: cc)4,162
22Total records in Register.com Historical Database for .SPACE domain names (Domain TLD: space)4,144
23Total records in Register.com Historical Database for .WEBSITE domain names (Domain TLD: website)4,021
24Total records in Register.com Historical Database for .VIP domain names (Domain TLD: vip)3,861
25Total records in Register.com Historical Database for .WORLD domain names (Domain TLD: world)3,751
26Total records in Register.com Historical Database for .XYZ domain names (Domain TLD: xyz)3,571
27Total records in Register.com Historical Database for .TECH domain names (Domain TLD: tech)2,968
28Total records in Register.com Historical Database for .DESIGN domain names (Domain TLD: design)2,918
29Total records in Register.com Historical Database for .BLOG domain names (Domain TLD: blog)2,914
30Total records in Register.com Historical Database for .SHOP domain names (Domain TLD: shop)2,856
31Total records in Register.com Historical Database for .NAME domain names (Domain TLD: name)2,789
32Total records in Register.com Historical Database for .GURU domain names (Domain TLD: guru)2,387
33Total records in Register.com Historical Database for .CARE domain names (Domain TLD: care)2,357
34Total records in Register.com Historical Database for .AGENCY domain names (Domain TLD: agency)2,295
35Total records in Register.com Historical Database for .MEDIA domain names (Domain TLD: media)2,276
36Total records in Register.com Historical Database for .PHOTOGRAPHY domain names (Domain TLD: photography)2,268
37Total records in Register.com Historical Database for .LIFE domain names (Domain TLD: life)2,144
38Total records in Register.com Historical Database for .WS domain names (Domain TLD: ws)2,135
39Total records in Register.com Historical Database for .DIRECTORY domain names (Domain TLD: directory)2,121
40Total records in Register.com Historical Database for .LIVE domain names (Domain TLD: live)2,093
41Total records in Register.com Historical Database for .NETWORK domain names (Domain TLD: network)2,059
42Total records in Register.com Historical Database for .EXPERT domain names (Domain TLD: expert)2,005
43Total records in Register.com Historical Database for .FUN domain names (Domain TLD: fun)2,000
44Total records in Register.com Historical Database for .PARTNERS domain names (Domain TLD: partners)1,958
45Total records in Register.com Historical Database for .CLOUD domain names (Domain TLD: cloud)1,849
46Total records in Register.com Historical Database for .EMAIL domain names (Domain TLD: email)1,848
47Total records in Register.com Historical Database for .CHURCH domain names (Domain TLD: church)1,833
48Total records in Register.com Historical Database for .SYSTEMS domain names (Domain TLD: systems)1,820
49Total records in Register.com Historical Database for .CENTER domain names (Domain TLD: center)1,807
50Total records in Register.com Historical Database for .FOUNDATION domain names (Domain TLD: foundation)1,796
51Total records in Register.com Historical Database for .GLOBAL domain names (Domain TLD: global)1,698
52Total records in Register.com Historical Database for .WORKS domain names (Domain TLD: works)1,635
53Total records in Register.com Historical Database for .HOUSE domain names (Domain TLD: house)1,512
54Total records in Register.com Historical Database for .CONSULTING domain names (Domain TLD: consulting)1,495
55Total records in Register.com Historical Database for .ASIA domain names (Domain TLD: asia)1,473
56Total records in Register.com Historical Database for .DIGITAL domain names (Domain TLD: digital)1,415
57Total records in Register.com Historical Database for .WORK domain names (Domain TLD: work)1,385
58Total records in Register.com Historical Database for .US.COM domain names (Domain TLD: us.com)1,377
59Total records in Register.com Historical Database for .FARM domain names (Domain TLD: farm)1,353
60Total records in Register.com Historical Database for .LOVE domain names (Domain TLD: love)1,296
61Total records in Register.com Historical Database for .LAWYER domain names (Domain TLD: lawyer)1,279
62Total records in Register.com Historical Database for .PRO domain names (Domain TLD: pro)1,265
63Total records in Register.com Historical Database for .PRODUCTIONS domain names (Domain TLD: productions)1,263
64Total records in Register.com Historical Database for .GROUP domain names (Domain TLD: group)1,233
65Total records in Register.com Historical Database for .MANAGEMENT domain names (Domain TLD: management)1,230
66Total records in Register.com Historical Database for .PROPERTIES domain names (Domain TLD: properties)1,200
67Total records in Register.com Historical Database for .SUPPORT domain names (Domain TLD: support)1,172
68Total records in Register.com Historical Database for .ME domain names (Domain TLD: me)1,143
69Total records in Register.com Historical Database for .CONSTRUCTION domain names (Domain TLD: construction)1,127
70Total records in Register.com Historical Database for .INTERNATIONAL domain names (Domain TLD: international)1,101
71Total records in Register.com Historical Database for .ROCKS domain names (Domain TLD: rocks)1,090
72Total records in Register.com Historical Database for .EU.COM domain names (Domain TLD: eu.com)1,073
73Total records in Register.com Historical Database for .IT domain names (Domain TLD: it)1,064
74Total records in Register.com Historical Database for .ACADEMY domain names (Domain TLD: academy)1,036
75Total records in Register.com Historical Database for .SCHOOL domain names (Domain TLD: school)1,020
76Total records in Register.com Historical Database for .COFFEE domain names (Domain TLD: coffee)1,012
77Total records in Register.com Historical Database for .LAND domain names (Domain TLD: land)985
78Total records in Register.com Historical Database for .RENTALS domain names (Domain TLD: rentals)963
79Total records in Register.com Historical Database for .VENTURES domain names (Domain TLD: ventures)943
80Total records in Register.com Historical Database for .TRAINING domain names (Domain TLD: training)925
81Total records in Register.com Historical Database for .INSTITUTE domain names (Domain TLD: institute)910
82Total records in Register.com Historical Database for .TEAM domain names (Domain TLD: team)902
83Total records in Register.com Historical Database for .ART domain names (Domain TLD: art)874
84Total records in Register.com Historical Database for .MARKETING domain names (Domain TLD: marketing)854
85Total records in Register.com Historical Database for .ESTATE domain names (Domain TLD: estate)849
86Total records in Register.com Historical Database for .BUSINESS domain names (Domain TLD: business)812
87Total records in Register.com Historical Database for .DENTAL domain names (Domain TLD: dental)796
88Total records in Register.com Historical Database for .LEGAL domain names (Domain TLD: legal)787
89Total records in Register.com Historical Database for .GALLERY domain names (Domain TLD: gallery)780
90Total records in Register.com Historical Database for .EDUCATION domain names (Domain TLD: education)771
91Total records in Register.com Historical Database for .HOLDINGS domain names (Domain TLD: holdings)759
92Total records in Register.com Historical Database for .TECHNOLOGY domain names (Domain TLD: technology)757
93Total records in Register.com Historical Database for .NEWS domain names (Domain TLD: news)755
94Total records in Register.com Historical Database for .EVENTS domain names (Domain TLD: events)745
95Total records in Register.com Historical Database for .WINE domain names (Domain TLD: wine)705
96Total records in Register.com Historical Database for .HELP domain names (Domain TLD: help)673
97Total records in Register.com Historical Database for .XXX domain names (Domain TLD: xxx)658
98Total records in Register.com Historical Database for .SUPPLY domain names (Domain TLD: supply)604
99Total records in Register.com Historical Database for .ENERGY domain names (Domain TLD: energy)596
100Total records in Register.com Historical Database for .COACH domain names (Domain TLD: coach)594
Query Year WHOIS Records
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2014274,458
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2015567,159
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 20161,772,804
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 20171,917,798
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2018527,758
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2019280,575
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2020381,950
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2021378,519
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 2022401,575
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 20232,190,785
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 20242,888,557
Total WHOIS records in Register.com Historical WHOIS Database that were fetched in the year 20251,008,269

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Reverse WHOIS Lookup

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