Spoofing Information for AS 52871
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 | ||
|---|---|---|---|---|---|
| 177.136.36.x/24 | 2026-01-14 14:37:10 GMT | rewritten | rewritten | ||
| 201.157.199.x/24 | 2025-12-10 11:10:32 GMT | blocked | blocked | ||
| 201.157.235.x/24 | 2026-01-14 15:55:07 GMT | rewritten | received | ||
| 201.157.236.x/24 | 2025-12-09 12:22:37 GMT | rewritten | rewritten | ||
| 201.157.237.x/24 | 2026-01-21 18:28:06 GMT | blocked | blocked | ||
| 2804:870:xx::/40 | 2026-01-21 18:37:20 GMT | ✔ | blocked | received | |
Address Space Announcement History
The customer cone for 52871 is too large for a prefix list to be useful.