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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
18769852024-12-12 15:41:572a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/32Report
18766622024-12-12 03:53:252a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/32Report
18726932024-12-05 02:46:262a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18686502024-11-28 01:39:172a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18646672024-11-21 00:03:232a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18606912024-11-13 22:55:002a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18597592024-11-12 15:47:192a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18564672024-11-06 10:00:552a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18420982024-10-10 11:38:182a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18258592024-09-09 15:25:052a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18258382024-09-09 14:48:472a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
18219452024-09-02 07:48:592a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18202652024-08-29 13:45:482a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18042252024-07-29 09:11:022a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18017012024-07-23 17:31:392a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18016622024-07-23 16:10:542a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
18015822024-07-23 13:47:012a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
17787432024-06-12 09:39:462a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
17787372024-06-12 09:15:142a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/24Report
17781012024-06-11 09:04:582a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
17024592024-01-14 00:24:242a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16689712023-11-09 21:55:532a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16651652023-11-02 20:48:582a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16614142023-10-26 19:42:002a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16575972023-10-19 16:46:022a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16534412023-10-11 21:01:342a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedreceived/16Report
16495092023-10-04 16:29:242a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16480142023-10-02 01:37:092a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16445702023-09-25 00:30:002a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16406482023-09-17 23:22:552a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16380452023-09-13 04:10:332a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16342582023-09-05 17:34:512a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16337332023-09-04 18:26:562a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16300882023-08-28 15:53:522a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16279292023-08-24 17:28:212a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16268672023-08-22 20:00:502a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16229412023-08-15 17:04:152a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16187662023-08-08 05:33:082a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16154222023-08-01 13:52:382a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16150892023-07-31 22:25:472a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16111172023-07-24 06:23:522a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16075292023-07-16 23:59:182a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/32Report
16061272023-07-14 02:08:092a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
16056332023-07-13 07:53:032a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noblockedblocked/48Report
16021152023-07-06 21:05:262a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/96Report
15983162023-06-29 19:28:452a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15947562023-06-22 16:37:232a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15943452023-06-21 21:42:202a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/24Report
15907842023-06-14 20:12:482a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15859962023-06-05 14:53:272a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15836102023-05-31 18:28:182a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15798362023-05-24 16:50:442a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15792882023-05-23 17:30:102a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15781232023-05-21 18:15:572a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15744882023-05-14 17:09:102a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15697222023-05-05 01:37:022a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15664852023-04-28 00:30:092a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15656142023-04-26 13:16:212a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15641692023-04-23 19:33:542a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15624542023-04-20 00:59:162a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15588692023-04-12 23:52:142a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15551232023-04-05 22:45:232a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report
15514972023-03-29 18:11:072a04:8400:c1xx::/40207176 (OPENFIBER)nld (Netherlands)noreceivedreceived/16Report

All results shown
Last Modified