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Spoofing Information for AS 4764 (WIDEBAND-AS-AP)

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 block
Latest test
Spoof
Private
Spoof
Routable
159.196.156.x/242025-03-28 07:24:05 GMTrewrittenrewritten
144.6.204.x/242025-03-27 07:26:49 GMTblockedblocked
144.6.98.x/242025-03-20 12:45:17 GMTrewrittenrewritten
144.6.144.x/242025-02-12 08:10:30 GMTrewrittenrewritten
144.6.235.x/242025-01-03 21:01:53 GMTrewrittenrewritten
180.150.58.x/242024-06-13 07:35:28 GMTblockedblocked
121.200.6.x/242024-05-06 07:19:05 GMTrewrittenrewritten
202.90.240.x/242024-05-02 21:45:38 GMTrewrittenrewritten
121.200.5.x/242024-04-03 08:59:33 GMTrewrittenrewritten

Address Space Announcement History

The customer cone for 4764 is too large for a prefix list to be useful.

Last Modified 03/31/2025 01:13:13