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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
20726582025-12-03 15:04:53162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20722192025-12-02 19:44:24162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20550492025-10-28 18:27:51162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20509272025-10-21 17:20:40162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20439072025-10-09 13:42:52162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20362482025-09-25 18:30:40162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20361192025-09-25 13:29:35162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20361152025-09-25 13:19:52162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20311042025-09-16 17:51:53162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20270402025-09-09 16:44:18162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20230082025-09-02 15:36:47162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20229832025-09-02 14:54:18162.129.251.x/245723 (JHU)usa (United States)yesunknownblockednoneReport
20229702025-09-02 14:31:48162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20229602025-09-02 14:19:17162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20185742025-08-25 18:48:20162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20185652025-08-25 18:25:50162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20185592025-08-25 18:13:19162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20135652025-08-15 18:03:12162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20134812025-08-15 14:57:41162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20083502025-08-06 16:59:31162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20083432025-08-06 16:47:02162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20083352025-08-06 16:19:30162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20071592025-08-04 19:49:56162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20071292025-08-04 19:07:24162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20071162025-08-04 18:44:52162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20071122025-08-04 18:32:20162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
20015052025-07-25 14:00:23162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19998622025-07-22 20:10:54162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19998512025-07-22 19:48:24162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19998432025-07-22 19:35:53162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19990652025-07-21 16:59:20162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19990482025-07-21 16:16:50162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19990372025-07-21 15:54:18162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19990322025-07-21 15:41:46162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19910142025-07-07 13:27:31162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19832282025-06-23 15:24:39162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19832002025-06-23 14:42:07162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19831832025-06-23 14:19:36162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19831682025-06-23 14:07:06162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19831502025-06-23 13:43:37162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19831392025-06-23 13:31:05162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19779782025-06-13 13:59:28162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19726492025-06-04 14:56:13162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19726212025-06-04 14:13:42162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19726042025-06-04 13:51:12162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19725942025-06-04 13:38:42162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19637402025-05-19 13:31:49162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19637262025-05-19 13:09:12162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19637112025-05-19 12:56:42162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19563802025-05-07 16:06:57162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19563342025-05-07 14:47:02162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19494302025-04-24 14:19:12162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19493982025-04-24 13:36:42162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19493752025-04-24 13:14:11162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19493562025-04-24 12:57:53162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19063602025-02-06 14:10:52162.129.251.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
4883972018-06-21 14:57:10162.129.251.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
4824092018-06-11 15:22:51162.129.251.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport

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