Session Report
Summary:
Test run at: 2016-11-10 04:06:15 GMT
Client Prefix (v4): 192.40.88.x/24
Client AS (v4): 46805 (AS-46805)
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 (192.40.88.x/24) can spoof 0 neighboring addresses
Spoofed source address (anon) | Prefix Length | ASN of spoofed source address | Received |
192.40.88.x/24 | /31 | 46805 | sendto |
192.40.88.x/24 | /30 | 46805 | sendto |
192.40.88.x/24 | /29 | 46805 | sendto |
192.40.88.x/24 | /28 | 46805 | sendto |
192.40.88.x/24 | /27 | 46805 | sendto |
192.40.88.x/24 | /26 | 46805 | sendto |
192.40.88.x/24 | /25 | 46805 | sendto |
192.40.88.x/24 | /24 | 46805 | sendto |
192.40.89.x/24 | /23 | 46805 | sendto |
192.40.90.x/24 | /22 | 46805 | sendto |
192.40.92.x/24 | /21 | 46805 | sendto |
192.40.80.x/24 | /20 | 198386 | sendto |
192.40.72.x/24 | /19 | 5420 | sendto |
192.40.120.x/24 | /18 | 46445 | sendto |
192.40.24.x/24 | /17 | 22757 | sendto |
192.40.216.x/24 | /16 | 63306 | sendto |
192.41.88.x/24 | /15 | 13951 | sendto |
192.42.88.x/24 | /14 | 1600 | sendto |
192.44.88.x/24 | /13 | 680 | sendto |
192.32.88.x/24 | /12 | UNROUTED | sendto |
192.56.88.x/24 | /11 | UNROUTED | sendto |
192.8.88.x/24 | /10 | 36224 | sendto |
192.104.88.x/24 | /9 | UNROUTED | sendto |
192.168.88.x/24 | /8 | 20771 | 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.