Spoofing Information for AS 4764 (WIDEBAND-AS-AP)
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 | ||
|---|---|---|---|---|---|
| 117.20.69.x/24 | 2026-02-06 22:56:51 GMT | blocked | blocked | ||
| 144.6.98.x/24 | 2025-04-13 21:22:06 GMT | rewritten | rewritten | ||
| 144.6.204.x/24 | 2025-12-18 08:00:58 GMT | rewritten | rewritten | ||
| 159.196.12.x/24 | 2026-01-11 02:09:04 GMT | blocked | blocked | ||
| 159.196.13.x/24 | 2026-02-03 04:43:21 GMT | blocked | blocked | ||
| 159.196.156.x/24 | 2025-06-29 09:39:22 GMT | rewritten | rewritten | ||
| 159.196.168.x/24 | 2025-07-03 03:39:09 GMT | blocked | blocked | ||
| 159.196.199.x/24 | 2026-01-19 12:59:00 GMT | rewritten | rewritten | ||
| 203.129.26.x/24 | 2026-02-09 19:59:20 GMT | blocked | blocked | ||
| 2403:580c:d5xx::/40 | 2026-02-03 04:43:21 GMT | blocked | blocked | ||
Address Space Announcement History
The customer cone for 4764 is too large for a prefix list to be useful.