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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
20801922025-12-16 17:32:04128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20760412025-12-09 18:54:01128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20721742025-12-02 17:46:15128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20681772025-11-25 16:38:16128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20641962025-11-18 14:54:03128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20608102025-11-12 14:29:43128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20510272025-10-21 21:42:46128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20468382025-10-14 20:35:04128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20466462025-10-14 15:03:39128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20427462025-10-07 13:55:44128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20420972025-10-06 13:47:11128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20383262025-09-29 12:39:29128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20290442025-09-12 15:16:27128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20247782025-09-05 14:07:54128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20241792025-09-04 13:07:39128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20208402025-08-29 14:18:50128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20202092025-08-28 13:30:27128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20196242025-08-27 14:03:20128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20154052025-08-19 14:00:06128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20146942025-08-18 12:48:58128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20042072025-07-30 13:34:28128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
20002122025-07-23 12:26:12128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19970252025-07-17 15:00:15128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19851582025-06-26 14:35:24128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19813012025-06-19 13:27:01128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19799852025-06-17 12:58:48128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19794142025-06-16 16:33:04128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19752862025-06-09 15:24:46128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19657272025-05-22 15:20:29128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19649942025-05-21 13:45:51128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19637592025-05-19 13:49:08128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19592062025-05-12 12:40:46128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19550682025-05-05 12:38:34128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19536922025-05-02 13:13:04128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19531662025-05-01 12:30:05128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19531572025-05-01 11:59:56128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19495172025-04-24 17:02:22128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19494942025-04-24 16:00:17128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19494732025-04-24 15:17:46128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19494612025-04-24 14:55:15128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19494482025-04-24 14:42:46128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19488012025-04-23 14:24:16128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19454432025-04-16 18:17:14128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19448852025-04-15 17:15:11128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19448752025-04-15 17:02:49128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19413162025-04-08 15:55:23128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19411722025-04-08 11:41:17128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblockednoneReport
19384922025-04-03 11:57:47128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19379522025-04-02 14:01:21128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19372672025-04-01 11:05:31128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19346722025-03-27 13:28:42128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/25Report
19341092025-03-26 14:11:53128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19336382025-03-25 17:35:20128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19336262025-03-25 17:23:01128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19335422025-03-25 15:00:12128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19299562025-03-18 19:08:18128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19299442025-03-18 18:45:59128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19299342025-03-18 18:33:43128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19297532025-03-18 13:52:18128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/27Report
19291552025-03-17 13:45:23128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblockednoneReport
19270412025-03-13 15:04:48128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/30Report
19256442025-03-11 16:26:42128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19226212025-03-06 16:24:06128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19225302025-03-06 13:57:48128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/27Report
19220622025-03-05 19:37:46128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19219042025-03-05 15:24:16128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/25Report
19213852025-03-04 19:51:08128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19213772025-03-04 19:31:06128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/26Report
19213662025-03-04 19:08:46128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19213582025-03-04 18:46:23128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19212282025-03-04 14:00:31128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/23Report
19191572025-02-28 17:37:07128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191492025-02-28 17:26:22128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191422025-02-28 17:21:12128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191302025-02-28 17:08:02128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191182025-02-28 16:26:01128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191122025-02-28 16:17:11128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19191072025-02-28 15:58:29128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19190762025-02-28 14:59:21128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186732025-02-27 19:47:13128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186682025-02-27 19:41:51128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186642025-02-27 19:29:28128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186462025-02-27 19:02:07128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186402025-02-27 18:49:43128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186222025-02-27 18:28:21128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19186112025-02-27 18:15:59128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19178332025-02-26 16:15:57128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19178252025-02-26 16:03:35128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19178072025-02-26 15:42:16128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19143582025-02-20 19:26:20128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19143362025-02-20 18:43:57128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19143232025-02-20 18:21:32128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19143172025-02-20 18:09:09128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19143102025-02-20 17:59:59128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19143022025-02-20 17:47:36128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19136162025-02-19 14:34:42128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19124352025-02-17 16:51:33128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
19103932025-02-13 16:40:28128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
19064072025-02-06 15:33:13128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport
19064012025-02-06 15:24:35128.220.159.x/245723 (JHU)usa (United States)yesblockedblockednoneReport

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