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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
16475752023-09-30 08:02:10174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16438172023-09-23 05:41:35174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16438052023-09-23 03:50:30174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16437892023-09-23 02:29:21174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16396972023-09-15 19:20:56174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16358242023-09-08 18:14:24174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16323302023-09-01 17:07:57174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16284702023-08-25 16:01:24174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16246632023-08-18 14:54:53174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16205992023-08-11 06:42:19174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16169062023-08-04 05:05:07174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16132072023-07-28 03:22:55174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16097792023-07-21 02:16:30174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16060942023-07-14 00:02:57174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
16021482023-07-06 22:56:36174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15983642023-06-29 21:50:11174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15948642023-06-22 20:43:48174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15912692023-06-15 19:37:21174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15877262023-06-08 18:30:44174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15841562023-06-01 17:24:23174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15804012023-05-25 16:18:05174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15765842023-05-18 13:18:54174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15728202023-05-11 06:07:20174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15692222023-05-04 04:03:18174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15659232023-04-27 01:20:29174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15624292023-04-19 23:47:26174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15588492023-04-12 22:40:44174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15551012023-04-05 21:34:16174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15515502023-03-29 20:27:47174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15477202023-03-22 18:41:48174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15437282023-03-15 17:35:20174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15397572023-03-08 16:11:30174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15396112023-03-08 11:08:21174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15356582023-03-01 07:46:32174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15318512023-02-22 05:12:19174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15278752023-02-15 01:25:34174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15238012023-02-08 00:18:11174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15195292023-01-31 23:11:39174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15155792023-01-24 22:05:23174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15129832023-01-17 20:54:34174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15086342023-01-10 18:29:10174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15045082023-01-03 17:22:52174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
15009952022-12-27 16:16:16174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
14969322022-12-19 21:54:22174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
14932322022-12-12 20:47:50174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
14868952022-11-28 16:40:59174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport
14820872022-11-20 23:21:46174.164.21.x/247922 (COMCAST-7922)usa (United States)yesblockedblockednoneReport

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