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Spoofing Information for AS 20001 (TWC-20001-PACWEST)

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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
Private		Spoof
Routable
24.24.218.x/242024-08-29 23:45:01 GMTblockedblocked
24.43.239.x/242023-12-10 20:01:05 GMTblockedblocked
24.94.80.x/242024-11-15 20:19:32 GMTblockedblocked
64.183.7.x/242024-05-18 23:19:29 GMTrewrittenrewritten
66.27.69.x/242024-11-01 02:21:10 GMTrewrittenrewritten
69.75.98.x/242024-11-02 18:16:40 GMTblockedblocked
70.95.55.x/242024-04-12 23:00:21 GMTblockedblocked
70.95.165.x/242024-11-16 16:27:06 GMTblockedblocked
72.130.3.x/242023-11-22 20:04:25 GMTrewrittenrewritten
72.130.4.x/242023-12-11 18:43:51 GMTblockedblocked
75.80.101.x/242024-06-14 17:30:00 GMTrewrittenrewritten
75.83.152.x/242024-11-18 05:38:07 GMTrewrittenrewritten
76.33.12.x/242024-04-06 06:08:40 GMTrewrittenrewritten
76.33.179.x/242024-08-26 02:19:41 GMTrewrittenrewritten
76.80.186.x/242024-05-24 00:42:06 GMTblockedblocked
76.81.86.x/242023-12-18 21:08:40 GMTblockedblocked
76.82.152.x/242023-12-10 22:16:58 GMTblockedblocked
76.82.162.x/242024-10-17 07:52:26 GMTblockedblocked
76.93.93.x/242024-06-07 23:53:18 GMTblockedblocked
76.167.202.x/242024-06-27 20:44:50 GMTrewrittenrewritten
76.168.225.x/242024-03-10 11:24:56 GMTrewrittenrewritten
76.175.121.x/242024-11-06 02:46:59 GMTblockedblocked
108.185.98.x/242024-08-23 03:16:56 GMTrewrittenrewritten
172.112.23.x/242024-06-02 19:58:55 GMTrewrittenrewritten
172.248.61.x/242024-02-16 14:34:59 GMTrewrittenrewritten
172.248.62.x/242024-11-20 19:38:18 GMTblockedblocked
172.250.65.x/242023-12-06 19:01:53 GMTrewrittenrewritten
2603:8000:44xx::/402024-04-07 22:07:34 GMTblockedblocked
2603:8000:70xx::/402024-11-18 05:38:07 GMTblockedblocked
2603:8000:baxx::/402024-11-06 02:46:59 GMTblockedblocked
2603:8000:f8xx::/402024-03-10 11:24:56 GMTblockedblocked
2603:8001:36xx::/402024-06-02 19:58:55 GMTblockedblocked
2603:8001:50xx::/402023-12-10 22:16:58 GMTblockedblocked
2603:8001:54xx::/402024-04-06 06:08:40 GMTblockedblocked
2603:8001:8dxx::/402024-09-01 13:56:00 GMTblockedblocked
2603:8001:95xx::/402024-07-03 19:07:54 GMTblockedblocked
2603:8001:e2xx::/402024-02-25 21:01:01 GMTblockedblocked
2603:800c:21xx::/402023-12-11 18:43:51 GMTblockedblocked

Address Space Announcement History

The customer cone for 20001 is too large for a prefix list to be useful.

Last Modified