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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
18014402024-07-23 08:54:4377.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
17727382024-06-01 08:13:3177.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblocked/27Report
14971422022-12-20 09:03:0877.241.226.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
14656282022-10-26 08:17:1877.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
14269562022-08-25 07:22:4777.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
13946842022-07-04 08:39:4977.241.232.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
13846662022-06-19 07:38:5177.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
11524832021-05-31 06:49:1477.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
11330792021-04-28 08:26:5177.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
10630402021-01-14 10:50:3777.241.232.x/2442517 (ST)nld (Netherlands)yesrewrittenblockednoneReport
10118632020-10-22 05:07:4177.241.232.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
9441512020-08-07 13:17:5777.241.232.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
8582192020-03-10 14:17:1789.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
8410832020-02-13 13:54:1289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
8345302020-02-01 19:11:5689.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
8268272020-01-20 06:01:3389.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7779592019-10-28 12:24:4589.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7761292019-10-25 06:04:4189.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7758632019-10-24 18:21:1289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7756442019-10-24 11:27:5389.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7743532019-10-22 16:09:3289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7484442019-09-11 06:28:3989.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7440602019-09-03 11:47:3977.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
7181062019-07-18 15:06:5289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
7025242019-06-22 11:36:3289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
6857342019-05-24 11:27:3789.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
6789302019-05-13 17:51:5089.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
6758382019-05-08 07:30:0989.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
6471032019-03-21 12:44:0177.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
6371452019-03-07 12:29:2377.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
6371372019-03-07 12:18:0077.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
6163412019-01-31 17:54:5589.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5928672018-12-20 19:05:2489.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5768952018-11-24 11:21:5777.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5759752018-11-21 15:34:5977.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5639212018-11-01 14:56:4977.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5624932018-10-30 09:10:5977.241.234.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5597722018-10-25 10:54:2377.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5593902018-10-24 17:42:0889.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5569852018-10-20 08:39:1289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5506372018-10-10 10:11:0577.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5441702018-09-29 11:22:3789.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5345022018-09-12 17:42:2489.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
5144192018-08-07 09:47:0977.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5143692018-08-07 07:26:0277.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
5087392018-07-27 14:19:0389.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4963432018-07-05 13:20:4289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4876732018-06-20 12:14:0989.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4777192018-06-03 12:25:0589.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4766012018-06-01 07:12:4577.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
4765942018-06-01 07:04:05109.69.225.x/2442517 (ST)nld (Netherlands)noblockedblockednoneReport
4765942018-06-01 07:04:052a00:1ae8:xx::/4042517 (ST)nld (Netherlands)noblockedblocked/64Report
4765902018-06-01 07:02:04109.69.225.x/2442517 (ST)nld (Netherlands)noblockedblockednoneReport
4725992018-05-25 17:30:1689.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4716472018-05-24 06:26:2377.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
4620262018-05-09 14:07:2277.241.229.x/2442517 (ST)nld (Netherlands)yesblockedblockednoneReport
4605962018-05-07 17:28:2889.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4605072018-05-07 15:12:0289.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
4490742018-04-19 15:06:0589.248.140.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport
3555342017-11-17 08:10:3389.248.135.x/2442517 (ST)nld (Netherlands)yesrewrittenrewritten/30Report
3555342017-11-17 08:10:332a00:1ae8:1xx::/4042517 (ST)nld (Netherlands)noreceivedreceived/16Report
3555112017-11-17 07:28:0389.248.135.x/2442517 (ST)nld (Netherlands)yesrewrittenrewritten/30Report
2603012017-06-29 09:13:1589.248.135.x/2442517 (ST)nld (Netherlands)yesrewrittenrewrittennoneReport
2561062017-06-24 05:43:1889.248.135.x/2442517 (ST)nld (Netherlands)yesrewrittenrewrittennoneReport
2561062017-06-24 05:43:182a00:1ae8:1xx::/4042517 (ST)nld (Netherlands)yesreceivedreceivednoneReport
1261522017-01-10 06:56:5477.241.226.x/2442517 (ST)nld (Netherlands)yesunknownunknownnoneReport

All results shown
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