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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
16095522023-07-20 16:15:51172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
15990642023-07-01 07:09:47172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
13673072022-05-19 18:38:15172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
13594612022-05-06 19:01:15172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7589642019-09-27 23:15:42172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7589452019-09-27 22:40:12172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7528662019-09-18 05:08:35172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7502862019-09-13 21:39:48172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
7358812019-08-19 17:01:58172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6957162019-06-10 22:49:33172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6778242019-05-11 15:07:21172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6608732019-04-12 23:08:50172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6602592019-04-11 22:46:27172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
6265952019-02-19 02:22:01172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5823692018-12-03 22:53:48172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5711382018-11-13 23:12:30172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
5353122018-09-13 23:35:19172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3188202017-09-18 17:35:41172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3125252017-09-09 00:58:14172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2952362017-08-11 22:04:07172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2778442017-07-20 11:36:53172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2599922017-06-29 00:03:52172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2182792017-05-12 23:36:07172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1886902017-04-14 18:51:12172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1774522017-04-01 10:36:05172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1774342017-04-01 10:11:38172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1738402017-03-28 01:29:37172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1737592017-03-27 22:37:34172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1728362017-03-26 21:42:23172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1727692017-03-26 19:25:18172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
1672232017-03-18 13:44:11172.56.3.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

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