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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
3223922017-09-24 09:23:0079.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3210462017-09-22 05:40:2579.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3192262017-09-19 10:28:0679.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3162752017-09-14 17:06:1579.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3115562017-09-07 14:16:3079.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3072252017-08-31 13:09:4079.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3070612017-08-31 07:45:3979.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
3029432017-08-24 16:34:2779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2990332017-08-18 06:19:1779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2942642017-08-10 16:08:5879.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2871892017-08-01 09:27:5579.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2816182017-07-25 08:21:1479.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2727862017-07-14 07:46:3779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2670052017-07-07 06:38:5879.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2604892017-06-29 13:19:4279.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2596582017-06-28 15:59:5079.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2530072017-06-20 13:50:0679.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblockednoneReport
2449332017-06-11 11:09:5179.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2444272017-06-10 16:57:2279.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2396592017-06-05 07:17:2979.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2396342017-06-05 06:55:2279.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2309572017-05-26 05:33:2679.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2238952017-05-18 14:32:0779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2229842017-05-17 16:37:4579.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2152902017-05-10 08:01:5479.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2057322017-05-01 11:35:4779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport
2036372017-04-29 08:33:1279.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneReport

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