AS11537
Internet2
USUnknown2026-06-24
Announced prefixes 28
64.57.16.0/2064.57.22.0/24162.252.70.0/24163.253.0.0/22163.253.0.0/24163.253.3.0/24163.253.9.0/24163.253.12.0/23163.253.14.0/23163.253.16.0/24163.253.17.0/24163.253.19.0/24163.253.23.0/24163.253.28.0/24163.253.56.0/24163.253.57.0/24163.253.63.0/24163.253.64.0/24163.253.66.0/23198.71.45.0/24198.71.46.0/242001:468::/322001:468::/482001:468:17::/482001:468:f00::/402001:468:1f0c::/482001:468:1f17::/482001:468:ef01::/48Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-13 | Internet2 | US | Unknown | 36 |
| 2026-11-12 | Internet2 | US | Unknown | 36 |
| 2026-11-11 | Internet2 | US | Unknown | 36 |
| 2026-11-10 | Internet2 | US | Unknown | 36 |
| 2026-11-09 | Internet2 | US | Unknown | 36 |
| 2026-11-08 | Internet2 | US | Unknown | 36 |
| 2026-11-07 | Internet2 | US | Unknown | 36 |
| 2026-11-06 | Internet2 | US | Unknown | 36 |
| 2026-11-05 | Internet2 | US | Unknown | 36 |
| 2026-11-04 | Internet2 | US | Unknown | 36 |
| 2026-11-03 | Internet2 | US | Unknown | 36 |
| 2026-11-02 | Internet2 | US | Unknown | 36 |
| 2026-11-01 | Internet2 | US | Unknown | 36 |
| 2026-10-31 | Internet2 | US | Unknown | 36 |
| 2026-10-30 | Internet2 | US | Unknown | 36 |
| 2026-10-29 | Internet2 | US | Unknown | 36 |
| 2026-10-28 | Internet2 | US | Unknown | 36 |
| 2026-10-27 | Internet2 | US | Unknown | 36 |
| 2026-10-26 | Internet2 | US | Unknown | 36 |
| 2026-10-25 | Internet2 | US | Unknown | 36 |
| 2026-10-24 | Internet2 | US | Unknown | 36 |
| 2026-10-23 | Internet2 | US | Unknown | 36 |
| 2026-10-22 | Internet2 | US | Unknown | 36 |
| 2026-10-21 | Internet2 | US | Unknown | 36 |
| 2026-10-20 | Internet2 | US | Unknown | 36 |
| 2026-10-19 | Internet2 | US | Unknown | 36 |
| 2026-10-18 | Internet2 | US | Unknown | 36 |
| 2026-10-17 | Internet2 | US | Unknown | 36 |
| 2026-10-16 | Internet2 | US | Unknown | 36 |
| 2026-10-15 | Internet2 | US | Unknown | 36 |
| 2026-10-14 | Internet2 | US | Unknown | 36 |
| 2026-10-13 | Internet2 | US | Unknown | 36 |
| 2026-10-12 | Internet2 | US | Unknown | 36 |
| 2026-10-11 | Internet2 | US | Unknown | 36 |
| 2026-10-10 | Internet2 | US | Unknown | 36 |
| 2026-10-09 | Internet2 | US | Unknown | 36 |
| 2026-10-08 | Internet2 | US | Unknown | 36 |
| 2026-10-07 | Internet2 | US | Unknown | 36 |
| 2026-10-06 | Internet2 | US | Unknown | 37 |
| 2026-10-05 | Internet2 | US | Unknown | 37 |
| 2026-10-04 | Internet2 | US | Unknown | 37 |
| 2026-10-03 | Internet2 | US | Unknown | 37 |
| 2026-10-02 | Internet2 | US | Unknown | 37 |
| 2026-10-01 | Internet2 | US | Unknown | 37 |
| 2026-09-30 | Internet2 | US | Unknown | 37 |
| 2026-09-29 | Internet2 | US | Unknown | 37 |
| 2026-09-28 | Internet2 | US | Unknown | 37 |
| 2026-09-27 | Internet2 | US | Unknown | 37 |
| 2026-09-26 | Internet2 | US | Unknown | 37 |
| 2026-09-25 | Internet2 | US | Unknown | 37 |
| 2026-09-24 | Internet2 | US | Unknown | 37 |
| 2026-09-23 | Internet2 | US | Unknown | 37 |
| 2026-09-22 | Internet2 | US | Unknown | 37 |
| 2026-09-21 | Internet2 | US | Unknown | 37 |
| 2026-09-20 | Internet2 | US | Unknown | 37 |
| 2026-09-19 | Internet2 | US | Unknown | 37 |
| 2026-09-18 | Internet2 | US | Unknown | 37 |
| 2026-09-17 | Internet2 | US | Unknown | 37 |
| 2026-09-16 | Internet2 | US | Unknown | 37 |
| 2026-09-15 | Internet2 | US | Unknown | 37 |
| 2026-09-14 | Internet2 | US | Unknown | 31 |
| 2026-09-13 | Internet2 | US | Unknown | 31 |
| 2026-09-12 | Internet2 | US | Unknown | 31 |
| 2026-09-11 | Internet2 | US | Unknown | 31 |
| 2026-09-10 | Internet2 | US | Unknown | 31 |
| 2026-09-09 | Internet2 | US | Unknown | 31 |
| 2026-09-08 | Internet2 | US | Unknown | 31 |
| 2026-09-07 | Internet2 | US | Unknown | 31 |
| 2026-09-06 | Internet2 | US | Unknown | 31 |
| 2026-09-05 | Internet2 | US | Unknown | 31 |
| 2026-09-04 | Internet2 | US | Unknown | 31 |
| 2026-09-03 | Internet2 | US | Unknown | 31 |
| 2026-09-02 | Internet2 | US | Unknown | 31 |
| 2026-09-01 | Internet2 | US | Unknown | 31 |
| 2026-08-31 | Internet2 | US | Unknown | 31 |
| 2026-08-30 | Internet2 | US | Unknown | 31 |
| 2026-08-29 | Internet2 | US | Unknown | 31 |
| 2026-08-28 | Internet2 | US | Unknown | 31 |
| 2026-08-27 | Internet2 | US | Unknown | 31 |
| 2026-08-26 | Internet2 | US | Unknown | 31 |
| 2026-08-25 | Internet2 | US | Unknown | 31 |
| 2026-08-24 | Internet2 | US | Unknown | 31 |
| 2026-08-23 | Internet2 | US | Unknown | 31 |
| 2026-08-22 | Internet2 | US | Unknown | 31 |
| 2026-08-21 | Internet2 | US | Unknown | 31 |
| 2026-08-20 | Internet2 | US | Unknown | 31 |
| 2026-08-19 | Internet2 | US | Unknown | 31 |
| 2026-08-18 | Internet2 | US | Unknown | 31 |
| 2026-08-17 | Internet2 | US | Unknown | 31 |
| 2026-08-16 | Internet2 | US | Unknown | 31 |
| 2026-08-15 | Internet2 | US | Unknown | 31 |
| 2026-08-14 | Internet2 | US | Unknown | 31 |
| 2026-08-13 | Internet2 | US | Unknown | 31 |
| 2026-08-12 | Internet2 | US | Unknown | 31 |
| 2026-08-11 | Internet2 | US | Unknown | 31 |
| 2026-08-10 | Internet2 | US | Unknown | 31 |
| 2026-08-09 | Internet2 | US | Unknown | 31 |
| 2026-08-08 | Internet2 | US | Unknown | 31 |
| 2026-08-07 | Internet2 | US | Unknown | 31 |
| 2026-08-06 | Internet2 | US | Unknown | 31 |
| 2026-08-05 | Internet2 | US | Unknown | 31 |
| 2026-08-04 | Internet2 | US | Unknown | 31 |
| 2026-08-03 | Internet2 | US | Unknown | 31 |
| 2026-08-02 | Internet2 | US | Unknown | 31 |
| 2026-08-01 | Internet2 | US | Unknown | 31 |
| 2026-07-31 | Internet2 | US | Unknown | 31 |
| 2026-07-30 | Internet2 | US | Unknown | 31 |
| 2026-07-29 | Internet2 | US | Unknown | 31 |
| 2026-07-28 | Internet2 | US | Unknown | 31 |
| 2026-07-27 | Internet2 | US | Unknown | 31 |
| 2026-07-26 | Internet2 | US | Unknown | 31 |
| 2026-07-25 | Internet2 | US | Unknown | 31 |
| 2026-07-24 | Internet2 | US | Unknown | 31 |
| 2026-07-23 | Internet2 | US | Unknown | 31 |
| 2026-07-22 | Internet2 | US | Unknown | 31 |
| 2026-07-21 | Internet2 | US | Unknown | 31 |
| 2026-07-20 | Internet2 | US | Unknown | 31 |
| 2026-07-19 | Internet2 | US | Unknown | 31 |
| 2026-07-18 | Internet2 | US | Unknown | 31 |
| 2026-07-17 | Internet2 | US | Unknown | 31 |
| 2026-07-16 | Internet2 | US | Unknown | 31 |
| 2026-07-15 | Internet2 | US | Unknown | 31 |
| 2026-07-14 | Internet2 | US | Unknown | 31 |
| 2026-07-13 | Internet2 | US | Unknown | 28 |
| 2026-07-12 | Internet2 | US | Unknown | 28 |
| 2026-07-11 | Internet2 | US | Unknown | 28 |
| 2026-07-10 | Internet2 | US | Unknown | 28 |
| 2026-07-09 | Internet2 | US | Unknown | 28 |
| 2026-07-08 | Internet2 | US | Unknown | 28 |
| 2026-07-07 | Internet2 | US | Unknown | 28 |
| 2026-07-06 | Internet2 | US | Unknown | 28 |
| 2026-07-05 | Internet2 | US | Unknown | 28 |
| 2026-07-04 | Internet2 | US | Unknown | 28 |
| 2026-07-03 | Internet2 | US | Unknown | 28 |
| 2026-07-02 | Internet2 | US | Unknown | 28 |
| 2026-07-01 | Internet2 | US | Unknown | 28 |
| 2026-06-30 | Internet2 | US | Unknown | 28 |
| 2026-06-29 | Internet2 | US | Unknown | 28 |
| 2026-06-28 | Internet2 | US | Unknown | 28 |
| 2026-06-27 | Internet2 | US | Unknown | 28 |
| 2026-06-26 | Internet2 | US | Unknown | 28 |
| 2026-06-25 | Internet2 | US | Unknown | 28 |
| 2026-06-24 | Internet2 | US | Unknown | 28 |
| 2026-06-23 | Internet2 | US | Unknown | 27 |
| 2026-06-22 | Internet2 | US | Unknown | 27 |
| 2026-06-21 | Internet2 | US | Unknown | 27 |
| 2026-06-20 | Internet2 | US | Unknown | 27 |
| 2026-06-19 | Internet2 | US | Unknown | 27 |
| 2026-06-18 | Internet2 | US | Unknown | 27 |
| 2026-06-17 | Internet2 | US | Unknown | 27 |
| 2026-06-16 | Internet2 | US | Unknown | 27 |
| 2026-06-15 | Internet2 | US | Unknown | 27 |
| 2026-06-14 | Internet2 | US | Unknown | 27 |
| 2026-06-13 | Internet2 | US | Unknown | 27 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| 2026-10-07 | 2001:468::/32 | Released | AS11537 | — |
| 2026-09-15 | 163.253.80.0/24 | Acquired | — | AS11164, AS11537 |
| 2026-09-15 | 163.253.81.0/24 | Acquired | — | AS11164, AS11537 |
| 2026-09-15 | 163.253.83.0/24 | Acquired | — | AS11537 |
| 2026-09-15 | 2001:468:2f0a::/48 | Acquired | — | AS11164, AS11537 |
| 2026-09-15 | 2001:468:2f0b::/48 | Acquired | — | AS11164, AS11537 |
| 2026-09-15 | 2001:468:2f0d::/48 | Acquired | — | AS11537 |
| 2026-07-14 | 2001:468:2f00::/48 | Acquired | — | AS11537, AS396955 |
| 2026-07-14 | 2001:468:2f01::/48 | Acquired | — | AS11537, AS396955 |
| 2026-07-14 | 2001:468:2f02::/47 | Acquired | — | AS11537 |
| 2026-06-24 | 163.253.19.0/24 | Acquired | AS396955 | AS11537, AS396955 |
Changes page 1