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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
16373732023-09-12 00:39:552600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
11659742021-06-22 14:29:482600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
11618202021-06-15 08:39:252600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
11373872021-05-05 20:15:542600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
11356072021-05-02 21:48:392600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10768962021-02-05 07:13:412600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10724292021-01-29 03:15:442600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10677292021-01-21 15:50:392600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10671572021-01-20 20:47:012600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10635862021-01-15 04:14:462600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10589872021-01-08 00:21:392600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10563582021-01-03 21:13:272600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10528652020-12-27 19:52:322600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10503312020-12-20 17:45:272600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10485122020-12-17 14:13:032600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10438652020-12-10 01:00:042600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10393952020-12-03 00:00:422600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10384842020-12-01 16:42:362600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10342872020-11-24 15:22:012600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)nounknownunknownnoneReport
10325912020-11-21 21:29:432600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8468962020-02-23 16:46:092600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8424242020-02-16 07:35:112600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8381042020-02-08 20:47:082600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8377632020-02-08 04:34:072600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8342742020-02-01 08:29:572600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8336442020-01-31 06:40:302600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8330432020-01-30 07:18:402600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8284232020-01-22 15:38:342600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8239772020-01-15 06:31:022600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8202032020-01-08 05:15:302600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8165412019-12-31 21:48:022600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8131292019-12-24 19:09:572600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8101302019-12-19 01:14:492600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8096712019-12-18 08:19:502600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8090532019-12-17 09:33:442600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6887492019-05-29 17:36:372600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6883752019-05-29 05:14:312600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6841482019-05-21 22:33:032600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6838892019-05-21 14:53:172600:1700:48xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
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