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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
5037762018-07-18 12:11:372001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5033952018-07-17 18:28:362001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/80Report
5033732018-07-17 17:32:152001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5028802018-07-16 22:21:402001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/56Report
5026552018-07-16 14:42:282001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5026062018-07-16 13:44:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5021402018-07-15 16:05:462001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5021162018-07-15 14:59:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blockednoneReport
5021132018-07-15 14:53:022001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blockednoneReport
5020892018-07-15 13:24:022001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5020832018-07-15 13:04:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5020812018-07-15 13:00:412001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5007552018-07-12 20:21:342001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5007122018-07-12 19:02:082001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5006692018-07-12 17:27:412001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5006082018-07-12 15:31:472001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5004942018-07-12 11:47:502001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4998772018-07-11 12:26:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4325342018-03-23 08:24:172001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4321602018-03-22 17:39:072001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4321232018-03-22 16:22:382001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4320882018-03-22 15:19:382001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4320582018-03-22 14:18:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4320412018-03-22 13:52:002001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4320332018-03-22 13:34:562001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4319002018-03-22 08:55:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4315142018-03-21 18:22:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4314712018-03-21 17:14:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4313902018-03-21 14:47:222001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4313392018-03-21 13:35:152001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4312682018-03-21 11:02:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4306672018-03-20 13:54:012001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
4306542018-03-20 13:31:092001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
4304902018-03-20 08:06:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4301742018-03-19 17:41:202001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4300612018-03-19 14:40:182001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
4300112018-03-19 13:29:122001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4299542018-03-19 11:34:492001:67c:3xx::/4056554 (IETF-MEETING)jpn (Japan)no✔blocked✔blocked/72Report
4299402018-03-19 10:58:282001:67c:3xx::/406939 (HURRICANE)che (Switzerland)no✔blocked✔blocked/48Report
4299222018-03-19 10:38:372001:67c:3xx::/4056554 (IETF-MEETING)nld (Netherlands)noblockedblocked/48Report
4299042018-03-19 09:56:302001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4298912018-03-19 09:26:582001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
4298872018-03-19 09:22:122001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4295592018-03-18 18:16:302001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294452018-03-18 12:18:572001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4294342018-03-18 11:19:382001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4294272018-03-18 10:36:542001:67c:3xx::/4056554 (IETF-MEETING)nld (Netherlands)noblockedblocked/48Report
4294202018-03-18 10:25:062001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4289112018-03-17 12:28:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4288712018-03-17 10:45:162001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4288472018-03-17 09:41:452001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4279332018-03-15 20:43:592001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4278822018-03-15 19:17:032001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4274992018-03-15 08:55:262001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4270912018-03-14 17:49:402001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4268182018-03-14 10:51:362001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/64Report
3555302017-11-17 08:01:522001:67c:3xx::/406939 (HURRICANE)che (Switzerland)no✔received✔received/16Report
3554962017-11-17 06:33:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
3554732017-11-17 05:54:362001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blockednoneReport
3554692017-11-17 05:33:402001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3554142017-11-17 02:59:022001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3553462017-11-16 23:58:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3549162017-11-16 09:30:282001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3549142017-11-16 09:28:012001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/56Report
3549042017-11-16 09:15:312001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3548882017-11-16 08:49:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/80Report
3547262017-11-16 02:03:522001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3547142017-11-16 01:37:562001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3547122017-11-16 01:36:112001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3547112017-11-16 01:35:472001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3541582017-11-15 10:51:182001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3541522017-11-15 10:47:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3541512017-11-15 10:46:172001:67c:3xx::/406939 (HURRICANE)che (Switzerland)yesblockedblockednoneReport
3541502017-11-15 10:44:592001:67c:3xx::/4056554 (IETF-MEETING)jpn (Japan)no✔blocked✔blocked/48Report
3539042017-11-15 03:55:452001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3538622017-11-15 02:08:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3525642017-11-13 06:52:132001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3525382017-11-13 05:28:122001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3524602017-11-13 00:34:082001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3520312017-11-12 06:10:492001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3520052017-11-12 04:50:552001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3515812017-11-11 09:12:142001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/64Report
3515652017-11-11 08:25:332001:67c:3xx::/406939 (HURRICANE)che (Switzerland)noblockedblocked/48Report
3503392017-11-09 06:09:282001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3503052017-11-09 04:43:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3502432017-11-09 01:19:272001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3497022017-11-08 04:48:352001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3496942017-11-08 04:36:532001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3496052017-11-08 00:52:322001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2787942017-07-21 11:53:082001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2760282017-07-18 10:52:162001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2759412017-07-18 08:19:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
2759392017-07-18 08:18:142001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
2759172017-07-18 07:39:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2751342017-07-17 10:00:232001:67c:3xx::/4056554 (IETF-MEETING)cze (Czech Republic)no✔blocked✔blockednoneReport
2751112017-07-17 09:05:272001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report

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