| Property | Value |
| NameServer | ns1.future-s.com |
| Created | 2014-03-18 00:00:00 |
| Changed | 2015-03-31 16:11:00 |
| Date | IP Address |
| 2024-03-07 | 43.206.26.10 (ClassC) |
| 2024-03-23 | 13.230.66.139 (ClassC) |
| 2024-08-25 | 54.250.118.196 (ClassC) |
| 2024-10-04 | 54.178.72.239 (ClassC) |
| 2025-02-13 | 18.179.232.231 (ClassC) |
| 2025-04-26 | 52.192.19.90 (ClassC) |
| 2025-05-21 | 18.181.23.3 (ClassC) |
| 2025-09-20 | 57.181.83.100 (ClassC) |
| 2025-10-09 | 3.114.14.20 (ClassC) |
| 2026-01-24 | 57.182.151.0 (ClassC) |
| Date | Domain | IP |
| smtp01.hatena.ne.jp | 2026-01-06 | 54.150.255.120 |
| bk1.hatena.ne.jp | 2025-02-01 | 57.181.215.39 |
| f2.hatena.ne.jp | 2025-04-03 | 52.193.197.80 |
| mail2.hatena.ne.jp | 2013-05-17 | 59.106.108.93 |
| b.hatena.ne.jp | 2019-05-19 | 13.249.134.20 |