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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
20223902025-09-01 17:09:4077.91.85.x/24210644swe (Sweden)noblockedblockednoneReport
20223902025-09-01 17:09:402a01:e5c0:69xx::/40210644swe (Sweden)noblockedblocked/48Report
20148792025-08-18 18:02:152a12:5940:d0xx::/40210644rus (Russian Federation)noblockedblocked/48Report
19397942025-04-05 19:09:2877.239.101.x/24210644gbr (United Kingdom)noblockedblockednoneReport
19397942025-04-05 19:09:282a12:5940:58xx::/40210644gbr (United Kingdom)noblockedblocked/48Report
19395092025-04-05 06:14:22213.176.115.x/24210644irn (Iran)noblockedblockednoneReport
19132462025-02-18 22:39:06109.120.149.x/24210644rus (Russian Federation)yesblockedblockednoneReport
16628802023-10-29 17:53:5245.15.158.x/24210644rus (Russian Federation)norewrittenblocked/24Report
16578202023-10-20 04:47:19185.229.66.x/24210644rus (Russian Federation)norewrittenblocked/24Report
16578202023-10-20 04:47:192a12:5940:d4xx::/40210644rus (Russian Federation)noreceivedreceived/16Report
16550192023-10-14 23:13:2545.15.158.x/24210644rus (Russian Federation)norewrittenblocked/24Report
16550192023-10-14 23:13:252a12:5940:d0xx::/40210644rus (Russian Federation)noreceivedreceived/16Report
15947652023-06-22 17:01:43185.17.0.x/24210644rus (Russian Federation)noblockedblockednoneReport
15947652023-06-22 17:01:432a12:5940:d1xx::/40210644rus (Russian Federation)noreceivedreceived/16Report
15599472023-04-15 01:16:5877.73.131.x/24210644aut (Austria)noblockedblocked/24Report
15599472023-04-15 01:16:582a0e:d602:xx::/40210644aut (Austria)noblockedblocked/64Report
15599392023-04-15 01:07:0945.15.159.x/24210644rus (Russian Federation)noblockedblocked/24Report
15599392023-04-15 01:07:092a0e:d602:xx::/40210644rus (Russian Federation)noblockedblocked/64Report
15557792023-04-07 03:40:0079.137.202.x/24210644rus (Russian Federation)noblockedblocked/23Report
15557792023-04-07 03:40:002a0e:d602:xx::/40210644rus (Russian Federation)noblockedblocked/64Report
15557642023-04-07 02:50:1979.137.194.x/24210644rus (Russian Federation)noblockedblocked/21Report
15557642023-04-07 02:50:192a0e:d602:xx::/40210644rus (Russian Federation)noblockedblocked/48Report
15557562023-04-07 02:26:06185.106.94.x/24210644aut (Austria)noblockedblocked/24Report
15557562023-04-07 02:26:062a0e:d602:xx::/40210644aut (Austria)noblockedblocked/48Report
15527012023-04-01 05:35:52212.113.106.x/24210644rus (Russian Federation)noblockedblocked/24Report
13237362022-03-12 10:44:48185.17.0.x/24210644rus (Russian Federation)noblockedblockednoneReport

All results shown
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