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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
17341952024-03-16 20:55:192600:1010:b1xx::/406167 (CELLCO-PART)usa (United States)noblockedblocked/64Report
5538252018-10-15 16:28:272600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5528202018-10-13 16:01:582600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5242672018-08-25 01:12:482600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5077642018-07-25 17:42:102600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5074592018-07-25 06:32:192600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4971972018-07-06 23:23:092600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4971902018-07-06 23:10:312600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4971512018-07-06 21:42:302600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4971472018-07-06 21:37:582600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4970672018-07-06 18:33:102600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4896082018-06-23 21:29:222600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4886122018-06-21 23:21:282600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4879712018-06-20 20:17:382600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4879682018-06-20 20:08:492600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4671812018-05-17 13:17:432600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3790182017-12-25 05:14:032600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3480112017-11-05 17:47:122600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3421292017-10-26 19:56:332600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3420182017-10-26 16:45:032600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3304962017-10-08 15:42:362600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3304862017-10-08 15:30:172600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3131572017-09-10 03:03:472600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3129042017-09-09 15:22:202600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
2680922017-07-08 17:26:312600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
2673882017-07-07 16:51:272600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
2410372017-06-06 16:47:532600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
2219932017-05-16 19:34:482600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
1944832017-04-20 17:46:072600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
1532022017-02-25 02:32:472600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1531972017-02-25 02:19:072600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1531372017-02-25 00:36:582600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1480832017-02-16 18:40:372600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1430242017-02-08 17:38:362600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1194842016-12-28 23:24:462600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1146002016-12-20 02:46:012600:1010:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport

All results shown
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