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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
7546852019-09-20 20:39:36172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6829182019-05-20 03:23:37172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6828652019-05-19 23:42:18172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5581522018-10-22 18:25:20172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5472122018-10-04 17:08:48172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5431772018-09-27 15:47:58172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5384142018-09-19 15:38:15172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5366252018-09-16 14:31:30172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5338602018-09-11 16:35:31172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5223682018-08-21 19:21:33172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5088412018-07-27 17:18:54172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5027542018-07-16 17:45:39172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4970462018-07-06 17:59:37172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4930932018-06-29 16:39:47172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4798182018-06-06 18:33:37172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4773832018-06-02 18:24:23172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4719952018-05-24 18:11:08172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4718802018-05-24 14:24:54172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4665572018-05-16 16:51:01172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4665272018-05-16 16:17:34172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4634862018-05-11 14:13:15172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4486032018-04-18 21:07:00172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4480442018-04-18 02:28:17172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4455282018-04-13 21:37:40172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4179552018-02-27 17:22:31172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4151502018-02-22 16:55:56172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4111642018-02-15 19:07:13172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4091952018-02-12 19:01:27172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3755112017-12-18 20:36:52172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3755042017-12-18 20:15:57172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3215422017-09-23 00:07:24172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1504632017-02-20 21:21:41172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1489052017-02-18 01:12:13172.58.91.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

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