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
15889662023-06-11 13:32:40203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/23Report
15889662023-06-11 13:32:402405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noreceivedreceived/16Report
15889382023-06-11 12:35:062405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noreceivedreceived/16Report
15889372023-06-11 12:31:07203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/22Report
15889372023-06-11 12:31:072405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noreceivedreceived/16Report
15889322023-06-11 12:23:32203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/22Report
15889322023-06-11 12:23:322405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noreceivedreceived/16Report
11745212021-07-09 03:32:29203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/22Report
11745212021-07-09 03:32:292405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/32Report
11696412021-06-30 15:51:34203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/22Report
11696412021-06-30 15:51:342405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)noreceivedreceived/16Report
8273362020-01-20 23:39:352405:fc00:xx::/4037989 (DCS1-02-AS-AP)sgp (Singapore)nounknownunknownnoneReport
8273352020-01-20 23:36:05203.123.48.x/2437989 (DCS1-02-AS-AP)sgp (Singapore)noblockedblocked/22Report

All results shown
Last Modified