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 | ||
| 144.6.204.x/24 | 2026-08-15 04:28:08 GMT | rewritten | rewritten | ||
| 159.196.12.x/24 | 2026-01-11 02:09:04 GMT | blocked | blocked | ||
| 159.196.13.x/24 | 2026-07-30 21:27:59 GMT | blocked | blocked | ||
| 159.196.15.x/24 | 2026-08-13 05:12:40 GMT | blocked | blocked | ||
| 159.196.199.x/24 | 2026-01-19 12:59:00 GMT | rewritten | rewritten | ||
| 180.181.248.x/24 | 2026-03-21 10:10:43 GMT | blocked | blocked | ||
| 203.129.26.x/24 | 2026-08-15 08:38:33 GMT | blocked | blocked | ||
| 2403:580c:d5xx::/40 | 2026-07-30 21:27:59 GMT | blocked | blocked | ||
| 2403:581e:9axx::/40 | 2026-08-13 05:12:40 GMT | blocked | blocked | ||
Address Space Announcement History
The customer cone for 4764 is too large for a prefix list to be useful.