Spoofing Information for AS 9931 (CAT-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 | ||
|---|---|---|---|---|---|
| 110.78.116.x/24 | 2025-12-03 11:18:35 GMT | received | received | ||
| 122.154.202.x/24 | 2025-09-15 05:06:26 GMT | received | received | ||
| 122.155.98.x/24 | 2025-11-19 02:59:52 GMT | blocked | blocked | ||
| 122.155.99.x/24 | 2025-12-04 03:40:33 GMT | blocked | blocked | ||
Address Space Announcement History
The customer cone for 9931 is too large for a prefix list to be useful.