Whois: 51.81.0.0/16
| IP Range: | 51.81.0.0 - 51.81.255.255 (66,536 total) |
| IP Location: |  United States |
| ISP Company: | OVH SAS  |
| ISP ASN: | AS16276 |
| ISP Address: | OVH SAS2 rue Kellermann59100 RoubaixFranceOVH SAS2 rue Kellermann59100 RoubaixFrance |
| ISP Website: | https://www.ovhcloud.com/en/ |
| ISP Country: |  France, Roubaix |
51.81.0.0/16 domains
| # | Name | IPv4 | IPv6 | Rank | Updated |
|---|---|---|---|---|---|
| 1 | forums.majorgeeks.com | 51.81.2.245 | :: | #22799 | 03.03.2025 |
| 2 | wiki.atomicorp.com | 51.81.245.35 | 2604:2dc0:200:1323:: | #39452 | 16.07.2024 |
51.81.0.0/16 Nameservers
| # | NameServer | IPv4 | IPv6 | Updated |
|---|---|---|---|---|
| 1 | ns1.majorgeeks.com | 51.81.2.241 | :: | Last seen: 03.03.2025 |
| 2 | ns5.atomicorp.com | 51.81.245.35 | :: | Last seen: 16.07.2024 |
| 3 | ns4.atomicorp.com | 51.81.245.35 | :: | Last seen: 16.07.2024 |
51.81.0.0/16 users
| # | IP | OS | Browser | Updated |
|---|---|---|---|---|
| 1 | 51.81.156.199 |  iPod |
 Mobile Safari 4.0 |
Last seen: 31.01.2026 |
| 2 | 51.81.170.252 | iPod |
Mobile Safari 4.0 |
Last seen: 22.01.2026 |
| 3 | 51.81.205.79 |  Windows 8 |
 IE 7.0 |
Last seen: 20.01.2026 |
| 4 | 51.81.192.93 |  Unknown OS Platform |
DefaultProperties |
Last seen: 09.12.2025 |
| 5 | 51.81.183.38 |  Linux |
 Firefox 14.0 |
Last seen: 03.12.2025 |
| 6 | 51.81.192.73 | Linux |
 Chrome Generic |
Last seen: 03.12.2025 |
| 7 | 51.81.76.65 | Unknown OS Platform |
DefaultProperties |
Last seen: 03.12.2025 |
| 8 | 51.81.63.105 | Windows 10 |
Firefox 140.0 |
Last seen: 02.08.2025 |
| 9 | 51.81.155.236 | Windows 10 |
Chrome 138.0 |
Last seen: 02.08.2025 |
| 10 | 51.81.209.230 |  Mac OS X |
Chrome 104.0 |
Last seen: 02.08.2025 |
| 11 | 51.81.18.51 |  Android |
Chrome 131.0 for Android |
Last seen: 22.12.2024 |
| 12 | 51.81.30.50 | Windows 10 |
Chrome 125.0 |
Last seen: 18.11.2024 |
| 13 | 51.81.203.46 |  iPhone |
Chrome 127.0 for iOS |
Last seen: 01.08.2024 |
| 14 | 51.81.209.52 | iPhone |
Chrome 126.0 for iOS |
Last seen: 28.07.2024 |
| 15 | 51.81.203.46 | iPhone |
Chrome 126.0 for iOS |
Last seen: 27.07.2024 |
| 16 | 51.81.202.98 | iPhone |
Chrome 126.0 for iOS |
Last seen: 14.07.2024 |
| 17 | 51.81.203.37 | iPhone |
Chrome 126.0 for iOS |
Last seen: 11.07.2024 |
| 18 | 51.81.105.227 | Unknown OS Platform |
 python-requests Generic |
Last seen: 17.05.2024 |
| 19 | 51.81.167.146 | iPhone |
Mobile Safari 15.1 |
Last seen: 22.02.2024 |
| 20 | 51.81.10.125 | Mac OS X |
Chrome Generic |
Last seen: 01.12.2023 |
