Logo

Recent tests

| Spoofer Project Page   Download Client Software   FAQ   API   Notifications   |
| Data:    Stats Summary   Recent Tests   Remediation   Results by AS   Results by Country  Results by Provider  |
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
20533202025-10-25 17:33:0790.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20533132025-10-25 17:19:0690.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20533092025-10-25 17:11:1490.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20533052025-10-25 17:05:2890.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20532912025-10-25 16:33:2390.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20532852025-10-25 16:18:1690.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20532502025-10-25 15:10:5890.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20532452025-10-25 14:59:1690.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
20532442025-10-25 14:56:3290.177.53.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport

All results shown
Last Modified