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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
21084962026-02-06 15:03:19172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21084922026-02-06 14:51:41172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21073682026-02-04 18:47:05172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21073572026-02-04 18:35:20172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21072312026-02-04 15:42:58172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21072142026-02-04 15:21:13172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21072042026-02-04 15:09:32172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21071002026-02-04 12:57:16172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21070932026-02-04 12:45:34172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21067072026-02-03 19:26:14172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21066952026-02-03 19:04:39172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21066872026-02-03 18:49:45172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21025572026-01-27 13:23:52172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21025482026-01-27 13:12:11172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21025282026-01-27 12:21:29172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21025192026-01-27 12:09:48172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
21019672026-01-26 17:50:22172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20963752026-01-16 14:54:20172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20963692026-01-16 14:42:39172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20951832026-01-14 12:39:33172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20951752026-01-14 12:27:46172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20916042026-01-07 19:50:11172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20915382026-01-07 17:25:30172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20900842026-01-05 17:37:55172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20900732026-01-05 17:16:20172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20900682026-01-05 17:04:40172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20879162025-12-31 16:17:28172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20879112025-12-31 16:05:47172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20873522025-12-30 14:26:34172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20873072025-12-30 13:23:26172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20872942025-12-30 13:11:23172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20841752025-12-23 18:04:13172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20841552025-12-23 17:31:06172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20813462025-12-18 13:46:32172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20807642025-12-17 15:08:24172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20807472025-12-17 14:26:40172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20807352025-12-17 14:04:57172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20807222025-12-17 13:53:14172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20801112025-12-16 15:26:40172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20800962025-12-16 15:05:00172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20800892025-12-16 14:53:17172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20800342025-12-16 13:42:02172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20800252025-12-16 13:30:20172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20799852025-12-16 12:11:13172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20799732025-12-16 11:59:30172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20795692025-12-15 20:20:09172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20795532025-12-15 20:08:30172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20794842025-12-15 18:48:40172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20794782025-12-15 18:36:57172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20728232025-12-03 19:50:53172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20698512025-11-28 12:35:35172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20614342025-11-13 13:28:55172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20562922025-10-30 20:06:47172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport
20522022025-10-23 19:06:30172.59.16.x/2421928 (T-MOBILE-AS21928)pri (Puerto Rico)yesrewrittenrewrittennoneReport

All results shown
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