Spoofing Information for AS 52771

Spoofing status per IP block for last year of data

(Results for all dates also available.)
Spoof status key
receivedSpoofed packet was received.Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it.
rewrittenSpoofed packet was received, but the source address was changed en route.
blockedSpoofed packet was not received, but unspoofed packet was.
unknownNeither spoofed nor unspoofed packet was received.
IP blockLatest testSpoof
138.186.44.x/242024-02-13 19:08:08 GMTrewrittenrewritten
168.228.94.x/242024-03-22 02:39:41 GMTrewrittenrewritten
177.155.208.x/242024-04-09 23:29:09 GMTblockedblocked
177.155.211.x/242024-03-21 14:58:08 GMTrewrittenrewritten
177.155.217.x/242024-04-10 12:53:24 GMTrewrittenrewritten
177.155.220.x/242024-03-20 14:31:29 GMTrewrittenrewritten
177.155.221.x/242024-04-10 22:29:38 GMTrewrittenrewritten
2804:2fa4:xx::/402024-04-10 22:29:38 GMTblockedblocked
2804:2fa4:80xx::/402024-03-12 21:41:28 GMTblockedblocked

Address Space Announcement History

The customer cone for 52771 is too large for a prefix list to be useful.

Last Modified