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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
20574282025-11-02 04:39:092600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20535282025-10-26 02:05:332600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20492412025-10-18 22:13:512600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20451522025-10-11 20:54:442600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20373232025-09-27 13:03:012600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20331762025-09-20 05:35:152600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20293442025-09-13 04:02:142600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20293192025-09-13 02:47:542600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20293072025-09-13 02:11:222600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20293002025-09-13 01:44:462600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20250042025-09-05 23:12:152600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/72Report
20139842025-08-16 18:10:362600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20099152025-08-09 12:44:402600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/112Report
20045122025-07-30 23:55:562600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
20004852025-07-23 19:44:362600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/72Report
19964712025-07-16 15:50:422600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19964522025-07-16 15:18:552600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19964362025-07-16 14:57:342600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19923132025-07-09 11:36:312600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19922862025-07-09 10:51:572600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19921912025-07-09 06:47:352600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/64Report
19920532025-07-09 00:58:032600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19919062025-07-08 19:47:592600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19891792025-07-03 14:21:042600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/64Report
19850242025-06-26 11:17:162600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19848902025-06-26 05:52:252600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19847952025-06-26 00:47:132600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19810032025-06-18 22:59:502600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19769002025-06-11 21:38:192600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19728592025-06-04 20:24:272600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19683512025-05-27 04:04:362600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
19640342025-05-19 22:28:192600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19593982025-05-12 17:36:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/64Report
19592442025-05-12 13:35:552600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/72Report
19591072025-05-12 10:34:582600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19548802025-05-05 01:15:052600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19511412025-04-27 23:10:462600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19435082025-04-12 20:09:472600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/96Report
19397832025-04-05 18:21:472600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19397642025-04-05 17:12:052600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19397412025-04-05 16:20:242600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19357942025-03-29 14:35:322600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19300912025-03-19 00:10:432600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
19163752025-02-24 14:11:312600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
19114592025-02-15 17:33:462600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
19114432025-02-15 16:42:542600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
19074832025-02-08 13:29:312600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18974892025-01-21 17:12:092600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18974212025-01-21 15:14:242600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18973732025-01-21 14:03:132600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18933412025-01-14 12:35:412600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18932082025-01-14 06:47:522600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18896912025-01-07 02:15:522600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18860072024-12-30 12:27:032600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18858242024-12-30 05:05:332600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18825442024-12-22 23:49:172600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18786262024-12-15 19:26:182600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18784852024-12-15 13:02:022600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18742472024-12-08 02:48:032600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18741752024-12-07 22:27:402600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18701372024-11-30 19:42:502600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18699942024-11-30 14:00:052600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18659502024-11-23 09:32:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18619322024-11-16 00:45:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18545212024-11-02 19:43:132600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18544642024-11-02 16:49:122600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18543042024-11-02 08:20:322600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18505662024-10-26 02:16:262600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18463252024-10-18 13:02:052600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18425532024-10-11 10:39:372600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18387772024-10-04 02:50:382600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18350882024-09-27 00:43:162600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18313612024-09-19 21:33:512600:4040:78xx::/40701 (UUNET)usa (United States)nounknownunknownnoneReport
18277832024-09-12 19:28:112600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18239382024-09-05 15:05:112600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18167372024-08-22 10:36:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18130062024-08-15 02:15:392600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18093572024-08-07 22:29:132600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18093432024-08-07 21:55:572600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18092952024-08-07 20:09:132600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18072912024-08-03 20:00:002600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
18036362024-07-27 17:01:592600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
18002082024-07-20 15:12:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/64Report
17962112024-07-13 11:14:432600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/96Report
17883752024-06-29 00:56:302600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17838902024-06-21 04:05:392600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17797772024-06-14 00:28:382600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/64Report
17753102024-06-06 02:00:232600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17714632024-05-29 23:41:512600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17714532024-05-29 23:17:452600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17714332024-05-29 22:16:072600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17675382024-05-22 21:01:072600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/80Report
17620882024-05-12 04:29:592600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/112Report
17620282024-05-11 23:13:032600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17619752024-05-11 19:59:392600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17588352024-05-05 20:50:542600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17554082024-04-28 17:00:562600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/104Report
17553432024-04-28 13:50:322600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report
17553062024-04-28 11:26:052600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblockednoneReport
17514032024-04-20 18:37:092600:4040:78xx::/40701 (UUNET)usa (United States)noblockedblocked/56Report

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