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Session Report

Summary:
Test run at: 2020-04-08 09:01:23 GMT
Client Prefix (v4): 185.198.57.x/24
Client AS (v4): 60117 (HS)
IPv4 Probes: 75
Outbound spoofing summary (from the client to our server)
Source address type IPv4
Private - RFC1918 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:

IPv4 Adjacent Netblock Testing:

Your host (185.198.57.x/24) can spoof 0 neighboring addresses


Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
185.198.57.x/24/3160117sendto
185.198.57.x/24/3060117sendto
185.198.57.x/24/2960117sendto
185.198.57.x/24/2860117sendto
185.198.57.x/24/2760117sendto
185.198.57.x/24/2660117sendto
185.198.57.x/24/2560117sendto
185.198.57.x/24/2460117sendto
185.198.56.x/24/2360117sendto
185.198.59.x/24/2260117sendto
185.198.61.x/24/21206273sendto
185.198.49.x/24/2048146sendto
185.198.41.x/24/1935738sendto
185.198.25.x/24/1842366sendto
185.198.121.x/24/1756911sendto
185.198.185.x/24/16204757sendto
185.199.57.x/24/1512390sendto
185.196.57.x/24/14206189sendto
185.194.57.x/24/136752sendto
185.206.57.x/24/12206943sendto
185.214.57.x/24/1157113sendto
185.230.57.x/24/10UNROUTEDsendto
185.134.57.x/24/9202796sendto
185.70.57.x/24/859817sendto

Meaning of status in Received column:

sendtoThe spoofer client was unable to send spoofed headers due to an operating system restriction.

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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