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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
15526522023-04-01 01:25:532600:1003:b1xx::/406167 (CELLCO-PART)usa (United States)noblockedblocked/64Report
11695682021-06-30 14:09:582600:1003:b1xx::/406167 (CELLCO-PART)usa (United States)noblockedblocked/64Report
10699772021-01-25 15:20:432600:1003:b1xx::/406167 (CELLCO-PART)usa (United States)noblockedblocked/64Report
9216832020-07-02 05:59:172600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
9111202020-06-12 18:55:142600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
9046872020-06-01 18:38:262600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
8199472020-01-07 17:37:522600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
8180292020-01-03 20:52:122600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
7809022019-11-01 19:10:392600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
7617092019-10-02 12:51:122600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
7075762019-07-01 15:45:032600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
6995402019-06-17 11:23:252600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
6823022019-05-18 16:59:452600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
6822772019-05-18 16:13:302600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
6822662019-05-18 15:51:422600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
6148822019-01-29 15:59:222600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5662412018-11-06 01:30:402600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5635462018-11-01 00:27:342600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5635442018-11-01 00:22:412600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5629842018-10-31 02:27:322600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5629722018-10-31 01:58:242600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5629582018-10-31 01:27:192600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5629402018-10-31 00:44:102600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5611862018-10-28 03:35:512600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5611792018-10-28 03:20:572600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5583652018-10-23 02:47:342600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5561522018-10-19 01:50:462600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5561392018-10-19 01:09:022600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5553672018-10-17 18:47:102600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5541082018-10-16 02:12:092600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5540992018-10-16 01:42:292600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5540872018-10-16 01:11:472600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5540832018-10-16 01:04:592600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5533712018-10-14 21:48:222600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5529952018-10-14 01:54:192600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5529932018-10-14 01:39:332600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5529902018-10-14 01:24:452600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
5529872018-10-14 01:07:562600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4554932018-04-30 01:07:342600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
4032382018-02-02 14:04:042600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
3586202017-11-22 14:41:102600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblocked/64Report
1443992017-02-10 22:05:462600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1439272017-02-10 03:22:362600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport
1426582017-02-08 02:46:462600:1003:b1xx::/4022394 (CELLCO)usa (United States)noblockedblockednoneReport

All results shown
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