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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
7219572019-07-25 07:02:4631.221.200.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
7001732019-06-18 09:16:2246.222.91.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
6857222019-05-24 11:04:2446.6.216.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
6696922019-04-27 19:33:3031.221.214.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
6330942019-03-01 07:49:5731.221.236.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
6273882019-02-20 09:37:3046.222.75.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
6141012019-01-28 12:53:3446.6.153.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
6126212019-01-25 09:43:1246.6.235.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
6040802019-01-10 14:50:3446.222.28.x/2416299 (XFERA)esp (Spain)yesrewrittenrewrittennoneReport
6039052019-01-10 08:46:3146.6.148.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2939872017-08-10 07:57:5246.222.226.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2930922017-08-09 07:54:1546.222.77.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2763292017-07-18 17:28:4446.222.223.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2759322017-07-18 08:12:3946.222.253.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2598902017-06-28 21:14:5131.221.248.x/2416299 (XFERA)esp (Spain)yesunknownunknownnoneReport
2419972017-06-07 17:51:2731.221.243.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2415232017-06-07 07:51:0446.222.47.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
2225342017-05-17 08:36:3731.221.202.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
1858952017-04-12 08:35:0246.222.137.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
1601562017-03-07 10:21:5831.221.194.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport
1560862017-02-28 09:15:1046.222.242.x/2416299 (XFERA)esp (Spain)yesblockedblockednoneReport

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