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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
16001482023-07-03 15:25:09172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15830442023-05-30 19:07:26172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15636772023-04-22 16:15:18172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15634622023-04-22 01:37:30172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15211852023-02-03 15:30:38172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownblockednoneReport
15208952023-02-03 02:58:57172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15134762023-01-18 15:18:17172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
15058372023-01-05 16:28:40172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
14215182022-08-18 01:51:56172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
13161102022-02-26 03:35:09172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12669662021-12-10 02:59:50172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12664182021-12-09 05:13:34172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12650642021-12-07 04:49:22172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12650212021-12-07 02:06:29172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
11973012021-08-15 18:24:05172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
4391692018-04-03 20:49:11172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
3761832017-12-19 21:50:18172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
3683232017-12-07 19:22:51172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3453222017-11-01 07:14:28172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2793052017-07-22 05:07:34172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2785462017-07-21 04:59:05172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2060812017-05-01 17:13:44172.58.20.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport

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