Spoofing Information for AS 4713 (OCN)
Spoofing status per IP block for last year of data
(Results for all dates also available.)| Spoof status key | ||||
|---|---|---|---|---|
| received | Spoofed packet was received. | ✔ | Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it. | |
| rewritten | Spoofed packet was received, but the source address was changed en route. | |||
| blocked | Spoofed packet was not received, but unspoofed packet was. | |||
| unknown | Neither spoofed nor unspoofed packet was received. | |||
| IP block | Latest test | Spoof Private | Spoof Routable | ||
|---|---|---|---|---|---|
| 58.91.5.x/24 | 2026-02-01 07:15:53 GMT | rewritten | rewritten | ||
| 58.95.133.x/24 | 2025-05-25 08:06:26 GMT | rewritten | received | ||
| 60.32.13.x/24 | 2026-02-13 14:13:02 GMT | blocked | blocked | ||
| 114.164.191.x/24 | 2026-02-13 00:03:19 GMT | blocked | blocked | ||
| 114.190.5.x/24 | 2025-05-07 02:51:08 GMT | rewritten | received | ||
| 153.135.202.x/24 | 2025-05-14 00:12:01 GMT | blocked | blocked | ||
| 153.139.203.x/24 | 2025-07-09 08:43:43 GMT | rewritten | rewritten | ||
| 153.154.2.x/24 | 2025-06-30 01:52:12 GMT | rewritten | rewritten | ||
| 153.155.223.x/24 | 2025-07-07 03:00:14 GMT | rewritten | rewritten | ||
| 153.216.47.x/24 | 2025-12-05 00:03:52 GMT | blocked | blocked | ||
| 153.221.168.x/24 | 2025-08-25 09:59:27 GMT | blocked | blocked | ||
| 153.231.31.x/24 | 2025-06-20 07:11:36 GMT | rewritten | rewritten | ||
| 153.231.48.x/24 | 2025-03-07 10:41:40 GMT | rewritten | rewritten | ||
| 153.237.102.x/24 | 2025-07-14 04:08:14 GMT | rewritten | rewritten | ||
| 153.246.197.x/24 | 2025-09-05 19:17:35 GMT | blocked | blocked | ||
| 153.249.1.x/24 | 2025-07-21 05:16:15 GMT | rewritten | rewritten | ||
| 153.250.59.x/24 | 2026-01-23 08:50:35 GMT | blocked | blocked | ||
| 153.250.240.x/24 | 2025-12-22 01:52:54 GMT | rewritten | rewritten | ||
| 180.24.39.x/24 | 2026-01-23 09:20:09 GMT | blocked | blocked | ||
| 218.224.82.x/24 | 2025-07-28 07:01:22 GMT | rewritten | rewritten | ||
| 2400:4050:96xx::/40 | 2025-09-05 19:17:35 GMT | blocked | blocked | ||
| 2400:4114:4xx::/40 | 2026-02-02 12:25:39 GMT | blocked | blocked | ||
Address Space Announcement History
The customer cone for 4713 is too large for a prefix list to be useful.