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Session Report

Summary:
Test run at: 2020-12-09 17:22:46 GMT
Client Prefix (v4): 37.49.230.x/24
Client AS (v4): 213371 (SQUITTER-NETWORKS)
IPv4 Probes: 75
Outbound spoofing summary (from the client to our server)
Source address type IPv4
Private - RFC1918 blocked
Routable blocked
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.

IPv4 Adjacent Netblock Testing:

Your host (37.49.230.x/24) can spoof 0 neighboring addresses


Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
37.49.230.x/24/31213371no
37.49.230.x/24/30213371no
37.49.230.x/24/29213371no
37.49.230.x/24/28213371no
37.49.230.x/24/27213371no
37.49.230.x/24/26213371no
37.49.230.x/24/25213371no
37.49.230.x/24/24213371no
37.49.231.x/24/23208673no
37.49.228.x/24/22213371no
37.49.226.x/24/21213371no
37.49.238.x/24/20UNROUTEDno
37.49.246.x/24/1950572no
37.49.198.x/24/1821127no
37.49.166.x/24/1712688no
37.49.102.x/24/166830no
37.48.230.x/24/15198440no
37.51.230.x/24/143320no
37.53.230.x/24/136849no
37.57.230.x/24/1213188no
37.33.230.x/24/1116086no
37.17.230.x/24/1044066no
37.113.230.x/24/951035no
37.177.230.x/24/830722no

Meaning of status in Received column:

noPackets spoofed from adjacent netblock were not received, probably due to blocking

IPv4 Outbound Filtering Depth:

The tracefilter test found your host unable to spoof routable, non-adjacent source addresses through even the first IP hop.
Summary:
The results from all tests are aggregated to produce a summary "State of IP Spoofing" report.
Feedback:
We welcome questions and feedback to the Spoofer Information Mailing List and invite users to join the Spoofer Users Mailing List for discussion and announcements.
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