Session Report
Summary:
Test run at: 2021-04-04 13:05:44 GMT
Client Prefix (v4): 195.181.165.x/24
Client AS (v4): 60068 (CDN77)
IPv4 Probes: 66
Outbound spoofing summary (from the client to our server) |
Source address type |
IPv4 |
Private -
RFC1918 |
unknown |
Routable |
blocked |
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 (195.181.165.x/24) can spoof 0 neighboring addresses
Spoofed source address (anon) | Prefix Length | ASN of spoofed source address | Received |
195.181.165.x/24 | /31 | 60068 | sendto |
195.181.165.x/24 | /30 | 60068 | sendto |
195.181.165.x/24 | /29 | 60068 | sendto |
195.181.165.x/24 | /28 | 60068 | sendto |
195.181.165.x/24 | /27 | 60068 | sendto |
195.181.165.x/24 | /26 | 60068 | sendto |
195.181.165.x/24 | /25 | 60068 | sendto |
195.181.165.x/24 | /24 | 60068 | sendto |
195.181.164.x/24 | /23 | 60068 | sendto |
195.181.167.x/24 | /22 | 60068 | sendto |
195.181.161.x/24 | /21 | 60068 | sendto |
195.181.173.x/24 | /20 | 60068 | sendto |
195.181.181.x/24 | /19 | 44513 | sendto |
195.181.133.x/24 | /18 | 203424 | sendto |
195.181.229.x/24 | /17 | UNROUTED | sendto |
195.181.37.x/24 | /16 | 58224 | sendto |
195.180.165.x/24 | /15 | 6659 | sendto |
195.183.165.x/24 | /14 | 2686 | sendto |
195.177.165.x/24 | /13 | 12371 | sendto |
195.189.165.x/24 | /12 | UNROUTED | sendto |
195.165.165.x/24 | /11 | 1759 | sendto |
195.149.165.x/24 | /10 | 3257 | sendto |
195.245.165.x/24 | /9 | 9186 | sendto |
195.53.165.x/24 | /8 | 3352 | 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
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:
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and invite users to join the Spoofer
Users Mailing List for discussion and announcements.