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Session Report

Summary:
Test run at: 2022-12-11 14:17:25 GMT
Client Prefix (v4): 92.118.62.x/24
Client AS (v4): 136787 (TEFINCOMSA-AS-AP)
Client Prefix (v6): 2001:9e8:34xx::/40
Client AS (v6): 8881 (VERSATEL)
IPv6 Probes: 52
Outbound spoofing summary (from the client to our server)
Source address type IPv6
Private - ULA blocked
Routable blocked
Largest spoofable neighbor prefix length /56
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.

IPv6 probes:

Spoofed source addressDestinationReceived
2001:48d0:101:501::1592001:48d0:101:501::242no
2001:4978:1fb:6400::d22001:48d0:101:501::242no
2001:49aa:111:aa00::112001:48d0:101:501::242no
fd11:1111:1111::11112001:48d0:101:501::242no
2001:48d0:101:501::1592001:48d0:101:501::247no
2001:4978:1fb:6400::d22001:48d0:101:501::247no
2001:49aa:111:aa00::112001:48d0:101:501::247no
fd11:1111:1111::11112001:48d0:101:501::247no
2001:48d0:101:501::1592001:610:510:115:192:42:115:98no
2001:4978:1fb:6400::d22001:610:510:115:192:42:115:98no
2001:49aa:111:aa00::112001:610:510:115:192:42:115:98no
fd11:1111:1111::11112001:610:510:115:192:42:115:98no
2001:48d0:101:501::1592001:630:212:225:225:90ff:fe0c:45a6no
2001:4978:1fb:6400::d22001:630:212:225:225:90ff:fe0c:45a6no
2001:49aa:111:aa00::112001:630:212:225:225:90ff:fe0c:45a6no
fd11:1111:1111::11112001:630:212:225:225:90ff:fe0c:45a6no
2001:48d0:101:501::1592001:770:1c:7:225:90ff:fe0c:acb4no
2001:4978:1fb:6400::d22001:770:1c:7:225:90ff:fe0c:acb4no
2001:49aa:111:aa00::112001:770:1c:7:225:90ff:fe0c:acb4no
fd11:1111:1111::11112001:770:1c:7:225:90ff:fe0c:acb4no
IPv6 Adjacent Netblock Testing:
Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
2001:9e8:34xx::/40/1208881yes
2001:9e8:34xx::/40/1128881yes
2001:9e8:34xx::/40/1048881yes
2001:9e8:34xx::/40/968881yes
2001:9e8:34xx::/40/888881yes
2001:9e8:34xx::/40/808881yes
2001:9e8:34xx::/40/728881yes
2001:9e8:34xx::/40/648881yes
2001:9e8:34xx::/40/568881yes
2001:9e8:34xx::/40/488881no
2001:9e8:34xx::/40/408881no
2001:9e8:b4xx::/40/328881no
2001:968:34xx::/40/2424875no
2001:89e8:34xx::/40/161221no

Meaning of status in Received column:

noPackets spoofed from adjacent netblock were not received, probably due to blocking
yesPackets spoofed from adjacent netblock were received (but that netblock is within the source AS)
Summary:
The results from all tests are aggregated to produce a summary "State of IP Spoofing" report.
Feedback:
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