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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
5220902018-08-21 08:24:512001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
5050612018-07-20 15:27:322001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5044682018-07-19 14:40:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5044112018-07-19 12:56:032001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5042042018-07-19 03:58:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5041552018-07-19 01:26:572001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5034532018-07-17 20:46:472001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5031932018-07-17 12:18:282001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5028312018-07-16 20:13:142001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5027292018-07-16 16:52:472001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5025632018-07-16 12:40:122001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5025232018-07-16 11:09:122001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5023382018-07-16 03:37:242001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5023132018-07-16 01:04:052001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5018012018-07-14 23:48:352001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5017762018-07-14 22:21:352001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5017012018-07-14 18:03:162001:67c:12xx::/4056554 (IETF-MEETING)no✔blocked✔blocked/48Report
5015742018-07-14 11:55:242001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5011162018-07-13 13:08:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5011102018-07-13 13:01:442001:67c:12xx::/4056554 (IETF-MEETING)no✔blocked✔blocked/48Report
5006112018-07-12 15:39:132001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5001212018-07-11 19:09:392001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
5000682018-07-11 17:26:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4999662018-07-11 14:29:552001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4998582018-07-11 12:00:512001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4995892018-07-11 00:10:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4993862018-07-10 17:08:082001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4992132018-07-10 13:00:462001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
4989082018-07-10 01:04:312001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
4829572018-06-12 11:12:312001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)yesblockedblockednoneReport
4829542018-06-12 11:09:132001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
4710932018-05-23 13:34:132001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)yesblockedblockednoneReport
4656232018-05-15 08:38:082001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)yesblockedblockednoneReport
4569772018-05-02 08:45:322001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
4569332018-05-02 07:28:262001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)yesblockedblockednoneReport
4452242018-04-13 11:59:572001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)fra (France)noblockedblocked/64Report
4444682018-04-12 07:57:022001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)fra (France)noblockedblocked/64Report
4327812018-03-23 16:30:492001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔received/16Report
4326332018-03-23 12:35:232001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4319912018-03-22 12:35:132001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4314572018-03-21 16:54:282001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4314312018-03-21 16:11:102001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4312852018-03-21 11:46:412001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4312612018-03-21 10:49:022001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4308552018-03-20 19:50:222001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4308362018-03-20 19:08:302001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4306782018-03-20 14:11:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4301352018-03-19 16:50:442001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4299162018-03-19 10:31:442001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4294252018-03-18 10:35:082001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4293752018-03-18 08:38:412001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4291992018-03-17 23:33:262001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4284522018-03-16 16:48:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4283312018-03-16 13:55:072001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4283142018-03-16 13:38:152001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4270092018-03-14 15:54:452001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4269292018-03-14 13:32:012001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blockednoneReport
4269232018-03-14 13:22:302001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4268552018-03-14 11:56:492001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
4262582018-03-13 15:51:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔received/16Report
4220002018-03-06 14:04:162001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)yesblockedblockednoneReport
3757602017-12-19 07:51:102001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
3555052017-11-17 07:03:472001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
3549082017-11-16 09:19:162001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/80Report
3546962017-11-16 00:59:182001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3543792017-11-15 16:24:512001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3543322017-11-15 15:18:122001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3542972017-11-15 14:39:032001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3524532017-11-13 00:11:592001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3519532017-11-12 02:20:072001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3497482017-11-08 06:50:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blockednoneReport
3497002017-11-08 04:45:422001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3496962017-11-08 04:37:092001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3496922017-11-08 04:28:442001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
3489992017-11-07 05:35:032001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
3488782017-11-07 00:03:172001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/16Report
3404972017-10-24 07:13:112001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
3358762017-10-17 06:53:302001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
3193062017-09-19 13:07:262001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
3192862017-09-19 12:19:352001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
2923072017-08-08 09:12:552001:67c:12xx::/40197564 (INTERNETSTIFTELSEN)swe (Sweden)noblockedblocked/64Report
2787112017-07-21 10:00:322001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/88Report
2776962017-07-20 07:28:432001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2769452017-07-19 11:35:072001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2768962017-07-19 10:18:332001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2768392017-07-19 08:38:312001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2759492017-07-18 08:31:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2755742017-07-17 20:26:382001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2753952017-07-17 15:50:002001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2752882017-07-17 13:41:502001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2752302017-07-17 12:30:002001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2751452017-07-17 10:15:562001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔blocked✔blocked/48Report
2749832017-07-17 06:22:032001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/48Report
2737032017-07-15 11:08:082001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/48Report
2736892017-07-15 10:35:422001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)no✔received✔received/48Report

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