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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
9780442020-09-09 01:49:14150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
9175332020-06-24 06:59:46150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
9175212020-06-24 06:26:37150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
8691722020-03-30 06:04:59150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
8122952019-12-23 05:28:36150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
8052962019-12-11 01:46:20150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
8002592019-12-03 05:09:29150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7952842019-11-25 06:59:14150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7907822019-11-18 05:52:47150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7643692019-10-07 01:40:05150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7613992019-10-02 01:13:49150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7563542019-09-24 05:16:06150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7527822019-09-18 01:50:57150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7477492019-09-10 04:21:17150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7438432019-09-03 00:33:07150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7414392019-08-29 08:43:38150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
7406042019-08-28 01:00:40150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7401342019-08-27 08:18:33150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7400952019-08-27 06:27:12150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7375822019-08-22 09:37:18150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7361952019-08-20 04:47:33150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7355072019-08-19 03:49:16150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
7283942019-08-06 01:54:01150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
6943192019-06-08 05:03:11150.100.253.x/242907 (SINET-AS)jpn (Japan)yesreceivedreceived/8Report
6942902019-06-08 03:30:51150.100.253.x/242907 (SINET-AS)jpn (Japan)yesreceivedreceived/8Report
6205132019-02-08 07:00:25150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
6187032019-02-05 07:04:02150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
6101202019-01-21 05:19:19150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
6066072019-01-15 04:18:54150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
6024182019-01-08 01:53:58150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5832732018-12-05 10:00:22150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5832712018-12-05 09:55:41150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5824812018-12-04 02:21:50150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5768142018-11-24 04:35:20150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5750102018-11-20 07:52:27150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5744242018-11-19 10:19:22150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5697952018-11-12 09:12:44150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5681992018-11-09 05:19:02150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5635472018-11-01 00:27:42150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5617812018-10-29 09:30:00150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
5615852018-10-29 01:16:05150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
5387542018-09-20 04:43:12150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
5143812018-08-07 07:55:17150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
4908522018-06-26 03:54:57150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
4842302018-06-14 06:43:23150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
4540052018-04-27 07:05:34150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
4429842018-04-10 07:01:28150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
4380832018-04-02 07:53:25150.100.253.x/242907 (SINET-AS)jpn (Japan)yesrewrittenrewrittennoneReport
3609682017-11-27 00:33:07150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
3572362017-11-20 08:32:25150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
3571002017-11-20 01:09:09150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
3570892017-11-20 00:48:43150.100.253.x/242907 (SINET-AS)jpn (Japan)yesblockedblockednoneReport
2913992017-08-07 06:43:49150.100.253.x/242907 (SINET-AS)jpn (Japan)yesunknownunknownnoneReport
2806252017-07-24 03:57:16150.100.253.x/242907 (SINET-AS)jpn (Japan)yesreceivedreceived/8Report
2690512017-07-10 06:41:00150.100.253.x/242907 (SINET-AS)jpn (Japan)yesunknownunknownnoneReport

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