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Spoofing Information for AS 21574

Spoofing status per IP block

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
Private
Spoof
Routable
186.249.231.x/242022-08-02 18:40:00 GMTblockedblocked
187.1.185.x/242022-06-23 20:01:17 GMTblockedblocked
200.169.0.x/242022-08-09 12:32:13 GMTrewrittenrewritten
200.169.6.x/242022-07-13 19:50:18 GMTblockedblocked
200.169.8.x/242022-02-10 12:27:50 GMTblockedreceived
200.169.10.x/242021-12-06 18:11:25 GMTblockedblocked
200.169.13.x/242022-07-04 12:30:37 GMTrewrittenrewritten

Address Space Announcement History

The customer cone for 21574 is too large for a prefix list to be useful.

Last Modified