AS52129
Proofpoint, Inc.
USUnknown2026-11-12
Announced prefixes 49
66.159.224.0/2466.159.225.0/2466.159.232.0/2466.159.233.0/2466.159.234.0/2466.159.235.0/2466.159.236.0/2466.159.237.0/2466.159.243.0/2466.159.244.0/2466.159.245.0/2466.159.246.0/2466.159.247.0/2466.159.252.0/2466.159.253.0/2466.159.254.0/2466.159.255.0/2491.207.212.0/2391.209.104.0/24143.55.144.0/24143.55.145.0/24143.55.146.0/24143.55.147.0/24143.55.148.0/24143.55.149.0/24143.55.150.0/24185.132.180.0/22185.132.180.0/24185.132.181.0/24185.132.182.0/24185.132.183.0/24185.169.148.0/24185.183.28.0/22185.183.28.0/24185.183.29.0/24185.183.30.0/24185.183.31.0/24205.220.184.0/24205.220.185.0/24208.56.0.0/24208.56.4.0/24208.56.5.0/24208.56.6.0/24208.56.7.0/24208.56.17.0/24208.84.64.0/24208.86.200.0/242a0a:2b00::/442a0a:2b00:10::/44Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-13 | Proofpoint, Inc. | US | Unknown | 50 |
| 2026-11-12 | Proofpoint, Inc. | US | Unknown | 49 |
| 2026-11-11 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-10 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-09 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-08 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-07 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-06 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-05 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-04 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-03 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-02 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-11-01 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-31 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-30 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-29 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-28 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-27 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-26 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-25 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-24 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-23 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-22 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-21 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-20 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-19 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-18 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-17 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-16 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-15 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-14 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-13 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-12 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-11 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-10 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-09 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-08 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-07 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-06 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-05 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-04 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-03 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-02 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-10-01 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-30 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-29 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-28 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-27 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-26 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-25 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-24 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-23 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-22 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-21 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-20 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-19 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-18 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-17 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-16 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-15 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-14 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-13 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-12 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-11 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-10 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-09 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-08 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-07 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-06 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-05 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-04 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-03 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-02 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-09-01 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-31 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-30 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-29 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-28 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-27 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-26 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-25 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-24 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-23 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-22 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-21 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-20 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-19 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-18 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-17 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-16 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-15 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-14 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-13 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-12 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-11 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-10 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-09 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-08 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-07 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-06 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-05 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-04 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-03 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-02 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-08-01 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-31 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-30 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-29 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-28 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-27 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-26 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-25 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-24 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-23 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-22 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-21 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-20 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-19 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-18 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-17 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-16 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-15 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-14 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-13 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-12 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-11 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-10 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-09 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-08 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-07 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-06 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-05 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-04 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-03 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-02 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-07-01 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-30 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-29 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-28 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-27 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-26 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-25 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-24 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-23 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-22 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-21 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-20 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-19 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-18 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-17 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-16 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-15 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-14 | Proofpoint, Inc. | US | Unknown | 48 |
| 2026-06-13 | Proofpoint, Inc. | US | Unknown | 48 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| 2026-11-13 | 208.56.18.0/24 | Acquired | — | AS52129 |
| 2026-11-12 | 208.56.7.0/24 | Acquired | — | AS52129 |
Changes page 1