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
10936852021-02-26 08:43:4239.9.222.x/249674 (FET-TW)twn (Taiwan)yesunknownunknownnoneReport
4258982018-03-13 02:34:12110.28.11.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
3919302018-01-16 09:10:0639.12.0.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
3832592018-01-02 10:37:33110.26.168.x/249674 (FET-TW)twn (Taiwan)yesunknownunknownnoneReport
3795212017-12-26 09:31:0139.10.166.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
3734682017-12-15 13:11:2827.246.161.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
3711872017-12-12 10:04:1627.52.161.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
3159682017-09-14 07:25:1027.52.11.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
3159562017-09-14 06:48:2027.52.11.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
2877602017-08-02 01:30:3239.9.168.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
2869652017-08-01 01:52:1439.9.168.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
2574052017-06-26 01:19:0627.246.99.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1868562017-04-13 09:42:4139.8.161.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
1820822017-04-07 07:27:27110.27.134.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
1346922017-01-27 05:29:2839.12.134.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1341342017-01-26 09:35:2827.52.234.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
1341242017-01-26 09:12:0227.52.234.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1255202017-01-09 11:07:5727.247.100.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1255152017-01-09 10:58:0527.247.100.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1255102017-01-09 10:49:4927.247.100.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1254802017-01-09 09:22:4527.247.100.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport

All results shown
Last Modified