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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
4320582018-03-22 14:18:4831.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4320582018-03-22 14:18:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4320412018-03-22 13:52:0031.133.141.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4320412018-03-22 13:52:002001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4320332018-03-22 13:34:5631.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4320332018-03-22 13:34:562001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4319912018-03-22 12:35:1331.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4319912018-03-22 12:35:132001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4319002018-03-22 08:55:5431.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4319002018-03-22 08:55:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4315142018-03-21 18:22:3331.133.141.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4315142018-03-21 18:22:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4314712018-03-21 17:14:0931.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4314712018-03-21 17:14:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4314572018-03-21 16:54:2831.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4314572018-03-21 16:54:282001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4314312018-03-21 16:11:1031.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4314312018-03-21 16:11:102001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4313902018-03-21 14:47:222001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4313392018-03-21 13:35:1531.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4313392018-03-21 13:35:152001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4312952018-03-21 12:01:1231.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4312852018-03-21 11:46:4131.133.153.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4312852018-03-21 11:46:412001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4312682018-03-21 11:02:0931.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4312682018-03-21 11:02:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4312612018-03-21 10:49:0231.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4312612018-03-21 10:49:022001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4308552018-03-20 19:50:2231.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4308552018-03-20 19:50:222001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4308362018-03-20 19:08:302001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4306782018-03-20 14:11:1531.133.144.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4306782018-03-20 14:11:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4304902018-03-20 08:06:4931.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4304902018-03-20 08:06:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4301742018-03-19 17:41:2031.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4301742018-03-19 17:41:202001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4301352018-03-19 16:50:4431.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4301352018-03-19 16:50:442001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4300112018-03-19 13:29:1231.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4300112018-03-19 13:29:122001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4299542018-03-19 11:34:492001:67c:3xx::/4056554 (IETF-MEETING)jpn (Japan)noblockedblocked/72Report
4299222018-03-19 10:38:372001:67c:3xx::/4056554 (IETF-MEETING)nld (Netherlands)noblockedblocked/48Report
4299162018-03-19 10:31:4431.133.156.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4299162018-03-19 10:31:442001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4299042018-03-19 09:56:3031.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4299042018-03-19 09:56:302001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4298872018-03-19 09:22:1231.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4298872018-03-19 09:22:122001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4295592018-03-18 18:16:302001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294452018-03-18 12:18:5731.133.135.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4294452018-03-18 12:18:572001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294342018-03-18 11:19:3831.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4294342018-03-18 11:19:382001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294272018-03-18 10:36:542001:67c:3xx::/4056554 (IETF-MEETING)nld (Netherlands)noblockedblocked/48Report
4294252018-03-18 10:35:0831.133.146.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4294252018-03-18 10:35:082001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294202018-03-18 10:25:0631.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4294202018-03-18 10:25:062001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4294152018-03-18 10:19:5731.133.148.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4294022018-03-18 09:37:0131.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4293752018-03-18 08:38:4131.133.159.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4293752018-03-18 08:38:412001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4291992018-03-17 23:33:2631.133.155.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4291992018-03-17 23:33:262001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4291022018-03-17 19:12:4031.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4289112018-03-17 12:28:4831.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4289112018-03-17 12:28:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4288712018-03-17 10:45:1631.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4288712018-03-17 10:45:162001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4288482018-03-17 09:41:4531.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4288472018-03-17 09:41:4531.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4288472018-03-17 09:41:452001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4288432018-03-17 09:27:1531.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4284522018-03-16 16:48:1531.133.156.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4284522018-03-16 16:48:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4283312018-03-16 13:55:0731.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4283312018-03-16 13:55:072001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4283142018-03-16 13:38:1531.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4283142018-03-16 13:38:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4279332018-03-15 20:43:5931.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
4279332018-03-15 20:43:592001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4278822018-03-15 19:17:0331.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
4278822018-03-15 19:17:032001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4278442018-03-15 18:06:0631.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
4274992018-03-15 08:55:2631.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
4274992018-03-15 08:55:262001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4270912018-03-14 17:49:4031.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
4270912018-03-14 17:49:402001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4270092018-03-14 15:54:452001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4269292018-03-14 13:32:0131.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4269292018-03-14 13:32:012001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4269232018-03-14 13:22:3031.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4269232018-03-14 13:22:302001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4268552018-03-14 11:56:4931.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4268552018-03-14 11:56:492001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
4268182018-03-14 10:51:3631.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
4268182018-03-14 10:51:362001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/64Report
4262582018-03-13 15:51:1631.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
4262582018-03-13 15:51:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedreceived/16Report
3555052017-11-17 07:03:4731.133.150.x/2456554 (IETF-MEETING)che (Switzerland)noreceivedreceived/8Report
3555052017-11-17 07:03:472001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noreceivedreceived/16Report
3554962017-11-17 06:33:5431.130.236.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3554962017-11-17 06:33:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noreceivedreceived/16Report
3554732017-11-17 05:54:3631.130.236.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3554732017-11-17 05:54:362001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3554692017-11-17 05:33:4031.130.236.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3554692017-11-17 05:33:402001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3554142017-11-17 02:59:0231.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3554142017-11-17 02:59:022001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3553772017-11-17 00:51:3531.133.149.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3553462017-11-16 23:58:0931.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/23Report
3553462017-11-16 23:58:092001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3551092017-11-16 16:21:2431.133.154.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3550812017-11-16 15:34:5131.133.153.x/2456554 (IETF-MEETING)che (Switzerland)yesblockedblockednoneReport
3549162017-11-16 09:30:2831.133.131.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3549162017-11-16 09:30:282001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3549142017-11-16 09:28:0131.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3549142017-11-16 09:28:012001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/56Report
3549082017-11-16 09:19:1631.133.146.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/22Report
3549082017-11-16 09:19:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/80Report
3549042017-11-16 09:15:3131.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3549042017-11-16 09:15:312001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3549022017-11-16 09:10:4831.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3548882017-11-16 08:49:4931.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3548882017-11-16 08:49:492001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/80Report
3547962017-11-16 05:19:4331.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3547852017-11-16 04:54:4331.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3547262017-11-16 02:03:5231.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3547262017-11-16 02:03:522001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3547122017-11-16 01:36:1131.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3547122017-11-16 01:36:112001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3546962017-11-16 00:59:1831.133.157.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3546962017-11-16 00:59:182001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3543792017-11-15 16:24:5131.133.152.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3543792017-11-15 16:24:512001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3543322017-11-15 15:18:1231.133.152.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3543322017-11-15 15:18:122001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3542972017-11-15 14:39:0331.133.152.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3542972017-11-15 14:39:032001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3541952017-11-15 11:41:5931.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3541792017-11-15 11:27:5331.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3541582017-11-15 10:51:1831.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3541582017-11-15 10:51:182001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3541522017-11-15 10:47:3331.133.131.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3541522017-11-15 10:47:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3541502017-11-15 10:44:592001:67c:3xx::/4056554 (IETF-MEETING)jpn (Japan)noblockedblocked/48Report
3541222017-11-15 10:02:0831.133.140.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3539612017-11-15 05:48:4131.133.151.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/26Report
3539042017-11-15 03:55:4531.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3539042017-11-15 03:55:452001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3538622017-11-15 02:08:3331.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3538622017-11-15 02:08:332001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3538592017-11-15 02:03:0931.133.140.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3525642017-11-13 06:52:1331.133.129.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3525642017-11-13 06:52:132001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3524602017-11-13 00:34:0831.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3524602017-11-13 00:34:082001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3524532017-11-13 00:11:5931.133.146.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3524532017-11-13 00:11:592001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3519532017-11-12 02:20:0731.133.145.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
3519532017-11-12 02:20:072001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3515812017-11-11 09:12:1431.133.128.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3515812017-11-11 09:12:142001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/64Report
3503392017-11-09 06:09:2831.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3503392017-11-09 06:09:282001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3503052017-11-09 04:43:5431.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3503052017-11-09 04:43:542001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3502432017-11-09 01:19:2731.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
3502432017-11-09 01:19:272001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
3497482017-11-08 06:50:3831.133.152.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3497482017-11-08 06:50:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3497022017-11-08 04:48:3531.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
3497022017-11-08 04:48:352001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report

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