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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
17631852024-05-14 12:04:08131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
17487162024-04-15 14:56:15131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
17439502024-04-05 21:26:59131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
17138602024-02-05 17:35:13131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16791912023-11-29 07:47:17131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16791832023-11-29 07:29:16131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16791562023-11-29 06:44:21131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16791502023-11-29 06:19:16131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16791452023-11-29 06:04:16131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16702112023-11-12 11:33:35131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16664942023-11-05 10:22:02131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16664812023-11-05 09:57:05131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16650112023-11-02 14:25:27131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16635782023-10-31 02:24:14131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16635732023-10-31 01:59:16131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16635682023-10-31 01:44:25131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16252462023-08-19 17:30:42131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16228272023-08-15 13:48:10131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport
16098332023-07-21 05:15:16131.221.199.x/24264430bra (Brazil)yesunknownunknownnoneReport

All results shown
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