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
13203032022-03-06 08:26:27183.173.22.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblocked/15Report
12841612022-01-03 06:05:07183.173.22.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblocked/15Report
12335892021-10-17 08:54:31183.173.22.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
12187822021-09-23 06:02:21183.173.22.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
12187772021-09-23 05:55:23183.173.22.x/244538 (ERX-CERNET-BKB)chn (China)noblockedblocked/15Report

All results shown
Last Modified