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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
12545912021-11-22 19:20:33172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6762602019-05-08 22:10:07172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
6647012019-04-19 03:21:13172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6618752019-04-15 05:01:17172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
6467012019-03-20 22:59:30172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
6459482019-03-19 20:48:27172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6424862019-03-14 20:26:10172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6016702019-01-06 23:04:08172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5695542018-11-11 22:07:49172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5634132018-10-31 18:55:43172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5628962018-10-30 22:36:14172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5606222018-10-26 19:10:36172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5605412018-10-26 16:35:38172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5598902018-10-25 14:51:20172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5455582018-10-02 00:59:43172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5357972018-09-14 18:26:49172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5276222018-08-31 00:53:45172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5188872018-08-15 01:53:35172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5059642018-07-22 13:14:44172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5017822018-07-14 22:32:56172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
5001332018-07-11 19:41:22172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4575162018-05-03 00:56:05172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4456832018-04-14 04:18:25172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4426502018-04-09 17:11:05172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4389922018-04-03 15:51:16172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4258252018-03-12 22:48:00172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4242922018-03-10 03:03:43172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
4214292018-03-05 12:59:00172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4197812018-03-02 10:28:01172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4079582018-02-10 16:08:24172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4053922018-02-06 10:44:58172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4048462018-02-05 12:28:19172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3247452017-09-28 00:06:04172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2973942017-08-15 17:59:14172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2793172017-07-22 05:34:20172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1708312017-03-24 05:11:47172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1708012017-03-24 03:08:42172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1243172017-01-06 23:33:32172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
909952016-11-14 01:07:16172.58.40.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

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