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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
16323792023-09-01 18:33:252600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8612712020-03-15 15:31:232600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8592442020-03-11 21:34:182600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8552402020-03-04 20:27:172600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8490482020-02-26 19:19:352600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8447392020-02-19 18:12:522600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8413832020-02-14 02:07:582600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8382412020-02-09 05:06:542600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8376852020-02-08 00:02:012600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8336082020-01-31 04:50:172600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8293202020-01-24 03:43:362600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8077632019-12-15 03:21:082600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
8032372019-12-08 02:14:282600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7987862019-12-01 01:07:442600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7946792019-11-24 00:01:042600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7901202019-11-16 22:54:252600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7856302019-11-09 21:47:432600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7814152019-11-02 20:41:052600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7770502019-10-26 19:34:342600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7726092019-10-19 17:09:392600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7682692019-10-12 16:03:002600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7636282019-10-05 14:56:222600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7592512019-09-28 13:49:442600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7549812019-09-21 12:43:102600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7542422019-09-20 03:44:372600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7497642019-09-13 02:37:572600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7456632019-09-06 01:31:232600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7418982019-08-30 00:24:422600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7379612019-08-22 23:18:032600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7334622019-08-15 03:12:132600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7295532019-08-08 02:05:272600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7271762019-08-03 18:20:512600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7251872019-07-31 04:09:152600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7212112019-07-24 00:42:542600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7171202019-07-16 23:14:382600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7125762019-07-09 22:07:582600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7079062019-07-02 05:00:072600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
7000052019-06-18 02:47:392600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6910182019-06-02 18:45:392600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6869172019-05-26 17:38:542600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6827402019-05-19 16:32:142600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6782792019-05-12 15:25:272600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6741462019-05-05 14:08:242600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6699742019-04-28 12:51:482600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6657802019-04-21 11:34:202600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6615352019-04-14 10:16:262600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6570762019-04-07 08:58:232600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6528042019-03-31 07:40:252600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6486312019-03-24 06:22:542600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6442682019-03-17 05:05:422600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6352232019-03-05 02:24:102600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6299862019-02-24 20:32:162600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6258922019-02-17 19:14:362600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6217992019-02-10 17:56:362600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6215492019-02-10 04:46:242600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6206012019-02-08 11:08:442600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6167402019-02-01 09:51:032600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6125862019-01-25 08:32:472600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6086932019-01-18 07:14:402600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
6045832019-01-11 05:56:232600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5863302018-12-11 02:28:142600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5824532018-12-04 01:09:592600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5783092018-11-26 23:51:402600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5745202018-11-19 14:15:282600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5712452018-11-14 03:30:312600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5668472018-11-07 02:12:152600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5625402018-10-30 10:55:412600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5583572018-10-23 02:22:192600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5583152018-10-23 00:06:092600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5540062018-10-15 22:48:222600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5483842018-10-07 02:55:532600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5314232018-09-06 22:37:072600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5270962018-08-30 01:44:352600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5224772018-08-21 23:30:482600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5182652018-08-14 02:48:492600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5142182018-08-07 01:31:592600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5104922018-07-31 00:14:572600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5089302018-07-27 22:01:122600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5047752018-07-20 03:55:292600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
5008922018-07-13 02:38:362600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4966542018-07-06 01:22:092600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4922032018-06-28 05:09:042600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4443362018-04-12 02:23:032600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4399602018-04-05 01:06:482600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4352922018-03-28 04:59:042600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4310372018-03-21 03:41:422600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report
4291292018-03-17 20:04:342600:1700:5fxx::/407018 (ATT-INTERNET4)usa (United States)noblockedblocked/64Report

All results shown
Last Modified