| Property | Value |
| NameServer | ns1.future-s.com |
| Created | 2014-03-18 00:00:00 |
| Changed | 2015-03-31 16:11:00 |
| Date | IP Address |
| 2024-04-05 | 52.192.110.178 (ClassC) |
| 2025-01-04 | 35.76.141.19 (ClassC) |
| 2026-02-24 | 18.180.206.236 (ClassC) |
| 2026-03-08 | 35.73.180.107 (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 |
| d2.hatena.ne.jp | 2026-02-12 | 13.159.209.31 |
| f2.hatena.ne.jp | 2025-04-03 | 52.193.197.80 |
| mail2.hatena.ne.jp | 2013-05-17 | 59.106.108.93 |
| a.hatena.ne.jp | 2026-02-24 | 18.180.206.236 |
| b.hatena.ne.jp | 2019-05-19 | 13.249.134.20 |