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Spoofing Information for AS 27947

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Spoofing status per IP block (all dates)

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
157.100.74.x/242021-10-22 14:16:52 GMTrewrittenrewritten
157.100.75.x/242022-05-05 01:36:04 GMTrewrittenrewritten
157.100.138.x/242024-07-06 02:38:08 GMTrewrittenrewritten
157.100.172.x/242021-09-23 22:37:32 GMTrewrittenrewritten
181.39.1.x/242017-09-18 15:05:16 GMTblockedblocked
181.39.19.x/242016-11-25 13:13:37 GMTreceivedreceived
181.39.26.x/242017-01-25 21:16:28 GMTblockedblocked
181.39.96.x/242018-03-23 01:28:06 GMTrewrittenrewritten
181.39.253.x/242018-02-13 22:20:56 GMTblockedblocked
181.198.94.x/242022-12-12 20:26:16 GMTrewrittenrewritten
181.198.125.x/242017-06-09 19:49:00 GMTrewrittenrewritten
181.198.234.x/242021-10-19 03:25:57 GMTrewrittenrewritten
181.199.54.x/242024-05-25 01:37:41 GMTrewrittenrewritten
181.199.121.x/242018-03-28 04:18:31 GMTrewrittenrewritten
186.3.210.x/242022-08-08 17:05:03 GMTrewrittenrewritten
186.4.227.x/242016-05-05 17:29:05 GMTrewrittenrewritten
186.4.240.x/242019-06-21 22:52:35 GMTblockedblocked
192.207.244.x/242021-09-18 00:46:16 GMTblockedblocked
2800:bf0:1fxx::/402019-06-21 22:52:35 GMTblockedreceived

Address Space Announcement History

The customer cone for 27947 is too large for a prefix list to be useful.

Last Modified