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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
20419942025-10-06 11:02:44177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20408952025-10-03 20:09:34177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20406732025-10-03 11:31:19177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20398612025-10-01 20:39:52177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20366592025-09-26 12:21:57177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20327592025-09-19 11:13:47177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20322162025-09-18 12:15:08177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20282102025-09-11 11:07:00177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20269252025-09-09 13:22:48177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20228742025-09-02 12:14:44177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20189292025-08-26 11:06:25177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20146852025-08-18 12:33:11177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20108422025-08-11 11:24:54177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20084352025-08-06 19:58:48177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20068792025-08-04 11:19:00177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
20035082025-07-29 12:25:58177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19995562025-07-22 11:17:54177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19988672025-07-21 11:09:04177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19969122025-07-17 11:26:29177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19950012025-07-14 12:41:29177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19918792025-07-08 19:16:19177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19915952025-07-08 11:14:14177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19896522025-07-04 11:24:33177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19893792025-07-03 20:36:33177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19890632025-07-03 11:17:58177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19887612025-07-02 21:26:34177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19846932025-06-25 20:18:16177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19808762025-06-18 19:10:03177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19808392025-06-18 18:12:32177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19806412025-06-18 13:12:10177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19793482025-06-16 14:29:44177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19752102025-06-09 13:21:40177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19731602025-06-05 11:20:19177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19718132025-06-03 11:22:34177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19709582025-05-30 20:10:09177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19709102025-05-30 18:37:01177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport
19707402025-05-30 13:28:39177.131.113.x/24262391bra (Brazil)yesblockedblockednoneReport

All results shown
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