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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
3674572017-12-06 16:20:59129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3674572017-12-06 16:20:592610:20:62xx::/4049 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknown/48Report
3628372017-11-29 15:03:27129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3628372017-11-29 15:03:272610:20:62xx::/4049 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknown/48Report
3494042017-11-07 18:19:02129.6.253.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3464102017-11-02 18:47:58129.6.253.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3462472017-11-02 14:10:19129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3462472017-11-02 14:10:192610:20:62xx::/4049 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknown/48Report
3059262017-08-29 13:51:24129.6.253.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
3028312017-08-24 14:09:04129.6.253.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
2980052017-08-16 16:13:44129.6.253.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
1482902017-02-17 02:28:59129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
781522016-10-13 20:08:48129.6.228.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
781522016-10-13 20:08:482610:20:60xx::/4049 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
781302016-10-13 18:46:09129.6.226.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
710952016-09-21 13:58:56129.6.45.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)yesblockedblockednoneReport
683362016-09-07 14:38:24129.6.45.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)yesblockedblockednoneReport
672352016-08-31 13:25:20129.6.45.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)yesblockedblockednoneReport
656232016-08-19 13:01:53129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
644022016-08-09 15:37:33129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
643922016-08-09 14:04:18129.6.226.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport
631702016-07-29 23:06:26129.6.140.x/2449 (US-NATIONAL-INSTITUTE-OF-STANDARDS-AND-TECHNOLOGY)usa (United States)nounknownunknownnoneReport

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