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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
17802772024-06-14 19:14:05172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
15919052023-06-17 03:00:08172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
14364632022-09-08 02:45:17172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12660952021-12-08 16:01:23172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12639222021-12-05 02:23:18172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12495402021-11-12 22:40:03172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
11791302021-07-13 21:44:31172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
11704032021-07-01 18:48:52172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
11174282021-04-04 23:19:55172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
10685482021-01-22 20:58:38172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
9705212020-09-04 14:26:13172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
9058862020-06-03 16:34:39172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
8559342020-03-06 01:10:45172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
8175492020-01-03 00:19:02172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
8170892020-01-02 10:15:43172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
8015112019-12-05 00:11:06172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
8012782019-12-04 16:55:36172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
7947022019-11-24 01:05:19172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
7946752019-11-23 23:49:35172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
7937492019-11-22 09:05:54172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
7818642019-11-03 21:52:52172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7760612019-10-25 01:48:51172.58.204.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

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