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Recent tests

Result filters: AS numbers or (partial) names: Country codes: Only show non-remediated spoofing
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.

SessionTimestamp (UTC)Client IP BlockASNCountryNATOutbound
Private
Status
Outbound
Routable
Status
Adj Spoof
Prefix Len
Results
6350922019-03-04 20:57:33172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6021802019-01-07 17:52:55172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5921592018-12-19 20:14:54172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5732192018-11-16 21:42:59172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5730512018-11-16 16:01:07172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5709712018-11-13 18:16:06172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5606772018-10-26 22:08:31172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5568262018-10-19 23:50:02172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5567952018-10-19 22:32:10172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5495902018-10-09 00:52:34172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5411492018-09-24 15:02:03172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5363242018-09-15 22:35:39172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5299512018-09-04 16:18:30172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5206542018-08-17 21:45:11172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5204412018-08-17 14:51:41172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5155222018-08-09 02:17:13172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5093392018-07-28 20:32:48172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5087662018-07-27 15:07:55172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5048362018-07-20 06:57:34172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4940892018-07-01 18:29:55172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4940572018-07-01 16:57:09172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4940452018-07-01 16:34:20172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4939482018-07-01 12:26:03172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4919122018-06-27 17:13:15172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4919012018-06-27 16:52:57172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4918592018-06-27 15:47:47172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4918412018-06-27 15:21:42172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4918102018-06-27 14:31:48172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4675282018-05-18 00:57:45172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4674962018-05-17 23:53:00172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4571762018-05-02 14:33:55172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4515932018-04-23 19:19:40172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4515812018-04-23 18:56:00172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4510392018-04-23 02:15:31172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4447742018-04-12 17:31:42172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4447212018-04-12 16:20:06172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4406062018-04-05 23:44:12172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4405772018-04-05 22:42:03172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
3984132018-01-25 23:14:38172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
3936342018-01-18 15:22:44172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3850552018-01-05 01:15:28172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2805782017-07-24 01:52:34172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2149422017-05-09 23:47:59172.56.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

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