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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
3958412018-01-22 07:28:4679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3896632018-01-12 07:13:2979.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3893092018-01-11 17:54:5679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3882892018-01-10 09:32:5679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3838742018-01-03 08:14:4679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3838592018-01-03 07:38:3879.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3820012017-12-30 17:27:0379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3783882017-12-23 16:40:0679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3721452017-12-13 16:34:2779.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3639342017-12-01 07:13:0779.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3592862017-11-23 17:34:2779.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3587532017-11-22 18:50:1379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblockednoneReport
3572392017-11-20 08:41:0479.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3533122017-11-14 08:25:3579.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblockednoneReport
3532842017-11-14 07:38:4379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3532702017-11-14 07:13:4379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3520812017-11-12 08:46:2379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3497472017-11-08 06:49:3779.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3467342017-11-03 08:25:3879.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3461102017-11-02 10:09:1479.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3419912017-10-26 15:58:1279.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3381982017-10-20 12:46:2579.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3375992017-10-19 14:51:1279.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3366492017-10-18 10:13:1279.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3343152017-10-14 10:46:1179.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3329432017-10-12 05:42:5079.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3303952017-10-08 12:02:2679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3274942017-10-03 10:58:5379.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3235552017-09-26 05:35:3879.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
1931672017-04-19 12:29:3979.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
1859862017-04-12 11:22:2579.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
1859262017-04-12 09:47:5679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report

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