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
6202992019-02-07 20:21:052600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6163692019-01-31 19:02:422600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6124862019-01-25 02:20:592600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6085312019-01-18 01:02:512600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6044042019-01-10 23:44:362600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5885922018-12-13 18:41:502600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5839982018-12-06 17:23:332600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5800472018-11-29 16:05:002600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5783052018-11-26 23:40:492600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5748082018-11-19 22:22:212600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5702722018-11-12 21:04:102600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5660872018-11-05 19:46:072600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5621112018-10-29 18:27:392600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5567312018-10-19 20:24:332600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5532102018-10-14 12:56:082600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5483502018-10-07 01:07:112600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5321252018-09-08 06:37:432600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5282872018-09-01 05:19:302600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5243312018-08-25 04:00:512600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4964672018-07-05 17:17:552600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4779932018-06-04 02:30:342600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4738012018-05-28 01:13:242600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4692902018-05-20 23:56:072600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4646752018-05-13 22:39:452600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4600092018-05-06 21:23:222600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4553762018-04-29 20:06:572600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4524802018-04-25 03:33:422600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4524442018-04-25 01:48:162600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4480402018-04-18 02:26:482600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4480032018-04-18 00:31:572600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4435082018-04-11 00:05:212600:1702:21xx::/406939 (HURRICANE)usa (United States)noblockedblocked/64Report
4434882018-04-10 23:14:342600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4433092018-04-10 18:09:332600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4410002018-04-06 16:17:042600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4390342018-04-03 16:52:282600:1702:21xx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified