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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.

Session
Timestamp (UTC)
Client IP Block
ASN
Country
NAT
Outbound
Private
Status
Outbound
Routable
Status
Adj Spoof
Prefix Len
Results
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
19063592025-02-06 14:08:05128.220.159.x/245723 (JHU)usa (United States)yesrewrittenblocked/16Report
2200222017-05-14 21:41:38128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2173562017-05-12 02:27:47128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2160872017-05-10 22:57:56128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2157962017-05-10 17:35:41128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2149932017-05-10 01:09:44128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2105922017-05-05 14:50:12128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport
2053732017-05-01 02:45:07128.220.159.x/245723 (JHU)usa (United States)yesunknownunknownnoneReport

All results shown
Last Modified 04/02/2025 21:49:13