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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
8571972020-03-08 18:12:082601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
8449872020-02-20 02:38:292601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8407952020-02-13 01:15:082601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
8364452020-02-06 00:05:592601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
8328422020-01-29 22:59:322601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8286112020-01-22 21:40:272601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8239032020-01-15 02:28:392601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8201522020-01-08 01:22:142601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
8107642019-12-20 03:16:332601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
8066512019-12-13 02:10:062601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
8021492019-12-05 23:54:122601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7975182019-11-28 18:15:342601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/88Report
7933092019-11-21 17:09:482601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
7932472019-11-21 15:23:142601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
7890982019-11-15 03:20:582601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
7881892019-11-13 20:17:132601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/104Report
7845632019-11-08 02:14:312601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
7803822019-11-01 00:14:272601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/96Report
7687172019-10-13 17:00:032601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/80Report
7637742019-10-05 20:30:182601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7589832019-09-27 23:54:512601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7554142019-09-22 13:31:522601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
7507982019-09-14 20:26:372601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
6239742019-02-14 01:33:302601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
6186052019-02-05 02:11:522601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
6138632019-01-28 01:37:512601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
5610062018-10-27 15:30:062601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5544882018-10-16 15:49:292601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/72Report
5327132018-09-09 17:20:512601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5246702018-08-25 22:55:372601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5188972018-08-15 02:29:442601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5182832018-08-14 03:44:462601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5170262018-08-11 19:05:182601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5122952018-08-02 22:18:292601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5072642018-07-24 21:02:142601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5017142018-07-14 18:47:402601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
4112112018-02-15 20:31:222601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
3663552017-12-05 01:04:262601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3586802017-11-22 16:34:412601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3518802017-11-11 23:08:592601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
3346542017-10-15 03:12:022601:341:2xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report

All results shown
Last Modified