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Session Report

Summary:
Test run at: 2018-06-12 09:36:48 GMT
Client Prefix (v4): 193.0.21.x/24
Client AS (v4): 3333 (RIPE-NCC-AS)
Client Prefix (v6): 2001:67c:2xx::/40
Client AS (v6): 3333 (RIPE-NCC-AS)
IPv6 Probes: 65
Outbound spoofing summary (from the client to our server)
Source address type IPv6
Private - ULA unknown
Routable unknown
Largest spoofable neighbor prefix length none
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.

Warnings:

IPv6 Adjacent Netblock Testing:

Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
2001:67c:2xx::/40/120UNROUTEDno
2001:67c:2xx::/40/112UNROUTEDno
2001:67c:2xx::/40/104UNROUTEDno
2001:67c:2xx::/40/96UNROUTEDno
2001:67c:2xx::/40/88UNROUTEDno
2001:67c:2xx::/40/80UNROUTEDno
2001:67c:2xx::/40/72UNROUTEDno
2001:67c:2xx::/40/64UNROUTEDno
2001:67c:2xx::/40/56UNROUTEDno
2001:67c:2xx::/40/48UNROUTEDno
2001:67c:2xx::/40/40UNROUTEDno
2001:67c:82xx::/40/32UNROUTEDno
2001:6fc:2xx::/40/24UNROUTEDno
2001:867c:2xx::/40/16UNROUTEDno

Meaning of status in Received column:

noPackets spoofed from adjacent netblock were not received, probably due to blocking
Summary:
The results from all tests are aggregated to produce a summary "State of IP Spoofing" report.
Feedback:
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