Session Report
Summary:
Test run at: 2017-01-16 17:18:14 GMT
Client Prefix (v4): 217.170.205.x/24
Client AS (v4): 34989 (SERVETHEWORLD-AS)
IPv4 Probes: 104
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 |
---|
received | Spoofed packet was received. | ✔ | Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it. |
rewritten | Spoofed packet was received, but the source address was changed en route. |
blocked | Spoofed packet was not received, but unspoofed packet was. |
unknown | Neither spoofed nor unspoofed packet was received. |
IPv4 Adjacent Netblock Testing:
Your host (217.170.205.x/24) can spoof 0 neighboring addresses
Spoofed source address (anon) | Prefix Length | ASN of spoofed source address | Received |
217.170.205.x/24 | /31 | 34989 | sendto |
217.170.205.x/24 | /30 | 34989 | sendto |
217.170.205.x/24 | /29 | 34989 | sendto |
217.170.205.x/24 | /28 | 34989 | sendto |
217.170.205.x/24 | /27 | 34989 | sendto |
217.170.205.x/24 | /26 | 34989 | sendto |
217.170.205.x/24 | /25 | 34989 | sendto |
217.170.205.x/24 | /24 | 34989 | sendto |
217.170.204.x/24 | /23 | 34989 | sendto |
217.170.207.x/24 | /22 | 34989 | sendto |
217.170.201.x/24 | /21 | 34989 | sendto |
217.170.197.x/24 | /20 | 34989 | sendto |
217.170.221.x/24 | /19 | 8905 | sendto |
217.170.237.x/24 | /18 | 20658 | sendto |
217.170.141.x/24 | /17 | 5381 | sendto |
217.170.77.x/24 | /16 | 20597 | sendto |
217.171.205.x/24 | /15 | 201577 | sendto |
217.168.205.x/24 | /14 | 20553 | sendto |
217.174.205.x/24 | /13 | 16128 | sendto |
217.162.205.x/24 | /12 | 6830 | sendto |
217.186.205.x/24 | /11 | 6805 | sendto |
217.138.205.x/24 | /10 | 20952 | sendto |
217.234.205.x/24 | /9 | 3320 | sendto |
217.42.205.x/24 | /8 | 2856 | sendto |
Meaning of status in Received column:
sendto | The spoofer client was unable to send spoofed headers due to an operating system restriction. |
IPv4 Outbound Filtering Depth:
The tracefilter test found your host
able to spoof routable, non-adjacent source addresses through the
first 1 IP hop(s).
Summary:
The results from all tests are aggregated to produce a summary
"State of IP Spoofing" report.
Feedback:
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and invite users to join the Spoofer
Users Mailing List for discussion and announcements.