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Session Report

Summary:
Test run at: 2017-09-13 00:31:12 GMT
Client Prefix (v6): 2402:c00:xx::/40
Client AS (v6): 9268 (OVERTHEWIRE-AS-AP)
IPv6 Probes: 85
Outbound spoofing summary (from the client to our server)
Source address type IPv6
Private - ULA blocked
Routable received
Largest spoofable neighbor prefix length /32
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
2001:4978:1fb:6400::d22001:48d0:101:501::242yes
2001:49aa:111:aa00::112001:48d0:101:501::242no
fd11:1111:1111::11112001:48d0:101:501::242no
IPv6 Adjacent Netblock Testing:
Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
2402:c00:xx::/40/1209268yes
2402:c00:xx::/40/1129268yes
2402:c00:xx::/40/1049268yes
2402:c00:xx::/40/969268yes
2402:c00:xx::/40/889268yes
2402:c00:xx::/40/809268yes
2402:c00:xx::/40/729268yes
2402:c00:xx::/40/649268yes
2402:c00:xx::/40/569268yes
2402:c00:xx::/40/489268yes
2402:c00:xx::/40/409268yes
2402:c00:80xx::/40/329268yes
2402:c80:xx::/40/24UNROUTEDno
2402:8c00:xx::/40/16UNROUTEDno

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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