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Session Report

Summary:
Test run at: 2021-03-26 15:24:05 GMT
Client Prefix (v4): 216.189.56.x/24
Client AS (v4): 20150 (ANYNODE)
IPv4 Probes: 66
Outbound spoofing summary (from the client to our server)
Source address type IPv4
Private - RFC1918 received
Routable received
Largest spoofable neighbor prefix length /8

Meaning of result status in column:

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 (216.189.56.x/24) can spoof 16777215 neighboring addresses (within your /8 prefix)


Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
216.189.56.x/24/3120150yes
216.189.56.x/24/3020150yes
216.189.56.x/24/2920150yes
216.189.56.x/24/2820150yes
216.189.56.x/24/2720150yes
216.189.56.x/24/2620150yes
216.189.56.x/24/2520150yes
216.189.56.x/24/2420150yes
216.189.57.x/24/236921yes
216.189.58.x/24/226921yes
216.189.60.x/24/216921yes
216.189.48.x/24/206921yes
216.189.40.x/24/1930436yes
216.189.24.x/24/1830436yes
216.189.120.x/24/176921yes
216.189.184.x/24/1611776yes
216.188.56.x/24/1533398yes
216.191.56.x/24/1415290yes
216.185.56.x/24/133356yes
216.181.56.x/24/126407yes
216.173.56.x/24/117029yes
216.157.56.x/24/1013768yes
216.253.56.x/24/93549yes
216.61.56.x/24/87018yes

Meaning of status in Received column:

yesPackets spoofed from adjacent netblock were received
yesPackets spoofed from adjacent netblock were received (but that netblock is within the source AS)

IPv4 Outbound Filtering Depth:

The tracefilter test found your host able to spoof routable, non-adjacent source addresses through the first 10 IP hop(s).
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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