AS1101
SURF (Thunderlab)
NLUnknown2026-09-18
Announced prefixes 20
44.137.0.0/16145.99.0.0/16145.102.4.0/23145.192.0.0/12145.208.0.0/13145.216.0.0/15145.220.0.0/16185.17.73.0/24185.100.59.0/24192.12.54.0/24192.16.200.0/24192.42.117.0/24192.42.118.0/23192.42.118.0/24192.42.119.0/24192.42.128.0/22192.150.94.0/242001:67c:6ec::/482001:67c:12d8::/482a04:601::/32Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-11 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-10 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-09 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-08 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-07 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-06 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-05 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-04 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-03 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-02 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-11-01 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-10-31 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-10-30 | SURF (Thunderlab) | NL | Unknown | 19 |
| 2026-10-29 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-28 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-27 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-26 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-25 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-24 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-23 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-22 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-21 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-20 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-19 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-18 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-17 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-16 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-15 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-14 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-13 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-12 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-11 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-10 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-09 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-08 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-07 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-06 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-05 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-04 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-03 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-02 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-10-01 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-30 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-29 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-28 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-27 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-26 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-25 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-24 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-23 | SURF (Thunderlab) | NL | Unknown | 21 |
| 2026-09-22 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-21 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-20 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-19 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-18 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-17 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-16 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-15 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-14 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-13 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-12 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-11 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-10 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-09 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-08 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-07 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-06 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-05 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-04 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-09-03 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-02 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-09-01 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-31 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-30 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-29 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-28 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-27 | SURF (Thunderlab) | NL | Unknown | 22 |
| 2026-08-26 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-25 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-24 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-23 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-22 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-21 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-20 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-19 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-18 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-17 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-16 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-15 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-14 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-13 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-12 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-11 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-10 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-09 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-08 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-07 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-06 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-05 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-04 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-03 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-02 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-08-01 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-31 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-30 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-29 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-28 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-27 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-26 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-25 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-24 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-23 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-22 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-21 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-20 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-19 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-18 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-17 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-16 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-15 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-14 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-13 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-12 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-11 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-10 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-09 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-08 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-07 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-06 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-05 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-04 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-03 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-02 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-07-01 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-30 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-29 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-28 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-27 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-26 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-25 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-24 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-23 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-22 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-21 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-20 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-19 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-18 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-17 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-16 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-15 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-14 | SURF (Thunderlab) | NL | Unknown | 20 |
| 2026-06-13 | SURF (Thunderlab) | NL | Unknown | 20 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| 2026-11-09 | 185.17.73.0/24 | Origin set changed | AS1101 | AS1101, AS61161 |
| 2026-10-30 | 2001:610:168::/45 | Released | AS1101 | — |
| 2026-10-30 | 2001:611::/32 | Released | AS1101 | — |
| 2026-09-25 | 145.111.0.0/16 | Released | AS1101 | AS1199 |
| 2026-09-24 | 145.111.0.0/16 | Acquired | AS1199 | AS1101 |
| 2026-09-23 | 145.216.0.0/15 | Released | AS1101 | — |
| 2026-09-22 | 2001:610:168::/45 | Acquired | — | AS1101 |
| 2026-09-22 | 2001:611::/32 | Acquired | — | AS1101 |
| 2026-09-18 | 2001:610:168::/45 | Released | AS1101 | — |
| 2026-09-18 | 2001:611::/32 | Released | AS1101 | — |
| 2026-09-06 | 2001:610:168::/45 | Acquired | — | AS1101 |
| 2026-09-06 | 2001:611::/32 | Acquired | — | AS1101 |
| 2026-09-04 | 2001:610:168::/45 | Released | AS1101 | — |
| 2026-09-04 | 2001:611::/32 | Released | AS1101 | — |
| 2026-08-27 | 2001:610:168::/45 | Acquired | — | AS1101 |
| 2026-08-27 | 2001:611::/32 | Acquired | — | AS1101 |
Changes page 1