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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
4662632018-05-16 08:49:25195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4649082018-05-14 08:53:20195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4533762018-04-26 10:50:42195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4525532018-04-25 06:41:33195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4495302018-04-20 06:52:44195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4451222018-04-13 08:08:14195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4437752018-04-11 09:23:39195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4423802018-04-09 08:23:03195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4407442018-04-06 06:53:50195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4394362018-04-04 08:51:23195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4353932018-03-28 09:01:44195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4340672018-03-26 08:33:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4274662018-03-15 07:40:54195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4225712018-03-07 11:15:31195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4171162018-02-26 10:28:00195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4130432018-02-19 09:14:32195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4059412018-02-07 08:33:53195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
4048412018-02-05 12:16:46195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3986742018-01-26 11:07:34195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3941872018-01-19 09:53:45195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3734422017-12-15 12:21:18195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3686942017-12-08 09:53:41195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3639722017-12-01 08:39:38195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3556872017-11-17 14:28:50195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3555452017-11-17 08:28:38195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3441872017-10-30 12:16:22195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3405002017-10-24 07:23:20195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3398182017-10-23 06:48:24195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3292532017-10-06 07:44:55195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3212062017-09-22 11:18:02195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3168522017-09-15 10:03:39195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3120432017-09-08 08:13:17195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
3076872017-09-01 06:58:39195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2473132017-06-14 06:44:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2407022017-06-06 09:12:26195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2344572017-05-30 07:58:22195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2281242017-05-23 06:38:20195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2235372017-05-18 06:38:13195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2164142017-05-11 06:35:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2155002017-05-10 12:17:20195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2130902017-05-08 07:48:56195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
2055202017-05-01 06:35:56195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
1939142017-04-20 07:03:58195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1858502017-04-12 07:20:45195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1802582017-04-05 06:35:21195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1795552017-04-04 08:33:15195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1740212017-03-28 07:20:13195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1681342017-03-20 08:50:45195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1665192017-03-17 10:41:11195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1665042017-03-17 10:02:01195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1664802017-03-17 09:01:52195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1620942017-03-10 10:28:29195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1601102017-03-07 07:48:40195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1595312017-03-06 07:57:43195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
1595222017-03-06 07:43:37195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1526862017-02-24 09:52:36195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1484312017-02-17 08:39:44195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1478462017-02-16 11:48:13195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1434392017-02-09 09:57:00195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1380732017-02-01 11:32:44195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1334922017-01-25 09:07:15195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1313732017-01-18 07:52:09195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1308232017-01-17 11:31:49195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1300372017-01-16 07:44:51195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1255002017-01-09 10:00:33195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1153242016-12-21 07:46:02195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1147622016-12-20 11:29:33195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1141022016-12-19 08:00:38195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1093312016-12-12 07:47:05195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1068742016-12-08 07:55:17195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1026462016-12-01 12:29:52195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesblockedblockednoneReport
1018402016-11-30 08:18:02195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1011292016-11-29 11:16:40195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
1003612016-11-28 07:44:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
969012016-11-22 10:27:45195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
961252016-11-21 07:35:04195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
928712016-11-16 14:40:49195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
928202016-11-16 13:24:55195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblockednoneReport
926492016-11-16 07:59:49195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report
911962016-11-14 09:53:06195.169.181.x/241103 (SURFNET-NL)nld (Netherlands)yesrewrittenblocked/24Report

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