Logo

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
17138642024-02-05 17:40:492603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
5323392018-09-08 19:21:492603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
4778622018-06-03 19:52:192603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
4456122018-04-14 01:07:512603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
4386222018-04-03 02:15:102603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
4175392018-02-27 02:05:052603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
4080822018-02-10 20:55:322603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3743262017-12-16 23:06:392603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3696192017-12-09 22:00:092603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3649732017-12-02 20:53:322603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3564452017-11-18 20:06:522603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3350772017-10-15 23:15:422603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3305982017-10-08 19:17:232603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3248002017-09-28 02:55:302603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
3203402017-09-21 01:48:482603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
2507162017-06-17 21:34:232603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
2323142017-05-27 19:29:432603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/56Report
2151022017-05-10 03:43:192603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
2133562017-05-08 13:50:292603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
2056742017-05-01 10:24:542603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblocked/64Report
1543502017-02-26 00:12:052603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1410902017-02-06 02:44:062603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport
1246992017-01-07 19:43:102603:3023:8xx::/407922 (COMCAST-7922)usa (United States)noblockedblockednoneReport

All results shown
Last Modified