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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
18320242024-09-21 03:44:14128.1.160.x/2421859 (ZEN-ECN)mys (Malaysia)yesblockedblockednoneReport
18068862024-08-02 19:52:0098.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
17584852024-05-05 02:11:3898.98.43.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
17516082024-04-21 07:06:0598.98.247.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
17228362024-02-23 17:03:0198.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownrewrittennoneReport
17194772024-02-16 17:03:0198.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
17160952024-02-09 17:03:0098.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
17125202024-02-02 17:03:0198.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
17088902024-01-26 17:03:0098.96.193.x/2421859 (ZEN-ECN)usa (United States)yesunknownunknownnoneReport
16737782023-11-19 08:32:5023.248.169.x/2421859 (ZEN-ECN)idn (Indonesia)yesblockedblockednoneReport
15873752023-06-08 03:20:5723.90.128.x/2421859 (ZEN-ECN)rus (Russian Federation)noblockedblocked/20Report
15838002023-06-01 02:14:0923.90.128.x/2421859 (ZEN-ECN)rus (Russian Federation)noblockedblocked/20Report
15838002023-06-01 02:14:092a0b:21c0:30xx::/4021859 (ZEN-ECN)rus (Russian Federation)noblockedblocked/40Report
9993162020-10-09 08:34:38172.247.38.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9978462020-10-08 17:24:48128.1.225.x/2421859 (ZEN-ECN)twn (Taiwan)yesrewrittenreceived/24Report
9978192020-10-08 17:17:4036.255.97.x/2421859 (ZEN-ECN)phl (Philippines)noreceivedreceived/9Report
9978182020-10-08 17:17:10104.250.162.x/2421859 (ZEN-ECN)dnk (Denmark)noreceivedreceived/8Report
9978172020-10-08 17:16:5137.230.173.x/2421859 (ZEN-ECN)sgp (Singapore)noreceivedreceived/9Report
9976402020-10-08 16:22:4536.255.97.x/2421859 (ZEN-ECN)phl (Philippines)noblockedblockednoneReport
9976322020-10-08 16:18:49129.227.110.x/2421859 (ZEN-ECN)sgp (Singapore)yesblockedblockednoneReport
9976072020-10-08 16:08:5936.255.96.x/2421859 (ZEN-ECN)twn (Taiwan)noblockedblockednoneReport
9931012020-10-02 07:27:34172.247.38.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9887672020-09-25 06:20:40172.247.38.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9842042020-09-18 05:13:43172.247.38.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9798252020-09-11 04:06:39172.247.38.x/2421859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9798252020-09-11 04:06:392607:a400:xx::/4021859 (ZEN-ECN)usa (United States)noblockedblockednoneReport
9141842020-06-18 01:52:20128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
9101012020-06-11 00:45:19128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
9088372020-06-09 06:21:20128.14.140.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
9060642020-06-03 23:38:12128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
9018722020-05-27 22:31:10128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8982842020-05-20 21:24:07128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8944012020-05-13 20:17:04128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8904122020-05-06 19:10:03128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8865712020-04-29 18:03:03128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8825222020-04-22 16:55:59128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8785472020-04-15 15:48:59128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8746662020-04-08 14:41:50128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8706032020-04-01 13:34:52128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8668682020-03-25 12:27:52128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8629002020-03-18 11:20:51128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
8138022019-12-26 11:30:19128.14.180.x/2421859 (ZEN-ECN)usa (United States)noblockedreceived/8Report
3579862017-11-21 14:25:38172.111.251.x/2421859 (ZEN-ECN)sgp (Singapore)nounknownunknownnoneReport
3579762017-11-21 14:17:30172.111.251.x/2421859 (ZEN-ECN)sgp (Singapore)nounknownunknownnoneReport

All results shown
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