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
17369882024-03-22 17:00:26165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
12269692021-10-06 13:34:10165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
11540872021-06-02 15:21:13165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
11507692021-05-27 17:12:57165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
11227862021-04-13 13:16:01165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
11176912021-04-05 13:14:25165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
10972662021-03-03 15:15:40165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
10661252021-01-19 14:35:44165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
10149012020-10-26 17:48:14165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
9952162020-10-05 17:47:22165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
9844342020-09-18 13:13:38165.123.224.x/2455 (UPENN)usa (United States)yesblockedblockednoneReport
9384362020-07-30 20:06:51165.123.224.x/2455 (UPENN)usa (United States)yesblockedblockednoneReport
9092462020-06-09 19:32:22165.123.224.x/2455 (UPENN)usa (United States)yesblockedblockednoneReport
8392582020-02-10 20:12:51165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
8124972019-12-23 15:00:43165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
7880982019-11-13 17:41:51165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
7742982019-10-22 14:33:48165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
7587842019-09-27 17:34:09165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
7576452019-09-25 23:55:16165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report
7202522019-07-22 16:23:33165.123.224.x/2455 (UPENN)usa (United States)yesblockedblocked/16Report

All results shown
Last Modified