Spoofing Information for AS 21497 (UMC-AS)
Spoofing status per IP block (all dates)
| 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 | ||
|---|---|---|---|---|---|
| 46.133.4.x/24 | 2017-04-01 16:46:56 GMT | rewritten | rewritten | ||
| 46.133.92.x/24 | 2021-01-05 09:24:29 GMT | blocked | blocked | ||
| 46.133.142.x/24 | 2017-03-07 10:05:31 GMT | unknown | rewritten | ||
| 46.133.189.x/24 | 2021-12-21 18:46:57 GMT | rewritten | rewritten | ||
| 46.133.224.x/24 | 2016-11-18 07:12:28 GMT | blocked | blocked | ||
| 89.209.124.x/24 | 2023-10-15 10:24:34 GMT | rewritten | rewritten | ||
| 128.124.16.x/24 | 2022-03-04 17:58:31 GMT | rewritten | rewritten | ||
| 178.133.125.x/24 | 2021-06-05 18:53:49 GMT | rewritten | rewritten | ||
| 178.133.188.x/24 | 2020-04-09 18:39:39 GMT | rewritten | rewritten | ||
Address Space Announcement History
The customer cone for 21497 is too large for a prefix list to be useful.