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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
6963912019-06-11 21:44:3283.81.151.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
6963412019-06-11 19:52:0883.81.151.x/2433915 (TNF-AS)nld (Netherlands)yesblockedblockednoneReport
4441912018-04-11 21:26:0883.81.151.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
4039642018-02-03 19:41:5483.81.151.x/249143 (ZIGGO)nld (Netherlands)yesblockedblockednoneReport
3193102017-09-19 13:14:0883.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2825612017-07-26 12:26:3983.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2094132017-05-04 13:29:5883.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
2039772017-04-29 16:29:0283.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1963622017-04-22 14:13:4583.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1931362017-04-19 11:56:2483.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1859652017-04-12 10:41:1183.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1803532017-04-05 09:26:5783.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1748162017-03-29 06:21:2583.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1694692017-03-22 05:06:3983.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1648992017-03-15 02:04:4783.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1605932017-03-08 00:50:0683.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1564492017-02-28 21:45:0483.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1511402017-02-21 21:03:2783.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1511242017-02-21 20:31:2283.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1477822017-02-16 09:01:3583.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1434762017-02-09 11:36:4083.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1421332017-02-07 11:02:3783.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1386992017-02-02 10:22:5083.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1382722017-02-01 17:38:5383.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1350902017-01-27 17:24:5083.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1336682017-01-25 16:24:0383.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1290192017-01-14 11:55:0583.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1257502017-01-09 17:52:1083.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1225102017-01-04 00:29:1683.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1188822016-12-27 23:14:2783.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1151052016-12-20 21:59:4683.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1105552016-12-13 20:44:5983.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1090802016-12-11 19:58:5883.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1058742016-12-06 19:07:4083.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1013902016-11-29 17:52:5383.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
1006122016-11-28 16:50:5283.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
963452016-11-21 15:36:0983.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport
913032016-11-14 14:22:2483.81.151.x/249143 (ZIGGO)nld (Netherlands)yesrewrittenrewrittennoneReport

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