Logo

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
13335492022-03-24 01:46:50172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
12326832021-10-15 16:12:37172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
11901712021-08-02 19:11:39172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesunknownunknownnoneReport
9728232020-09-06 14:02:07172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
9670002020-09-01 19:03:36172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
9203692020-06-29 22:26:33172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
8964932020-05-18 08:28:53172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
3592792017-11-23 17:20:55172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3413142017-10-25 14:29:41172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
3264562017-10-01 22:13:43172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport
2982142017-08-16 23:08:07172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2977332017-08-16 07:18:56172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
2524802017-06-19 23:50:01172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesrewrittenrewrittennoneReport
1801252017-04-05 01:12:59172.58.140.x/2421928 (T-MOBILE-AS21928)usa (United States)yesblockedblockednoneReport

All results shown
Last Modified