Session Report
Summary:
Test run at: 2020-10-08 16:32:18 GMT
Client Prefix (v4): 172.94.105.x/24
Client AS (v4): 45671 (AS45671-NET-AU)
IPv4 Probes: 75
Outbound spoofing summary (from the client to our server) |
Source address type |
IPv4 |
Private -
RFC1918 |
received |
Routable |
received |
Largest spoofable neighbor prefix length |
/8 |
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 (172.94.105.x/24) can spoof 16777215 neighboring addresses (within your /8 prefix)
Spoofed source address (anon) | Prefix Length | ASN of spoofed source address | Received |
172.94.105.x/24 | /31 | 45671 | yes |
172.94.105.x/24 | /30 | 45671 | yes |
172.94.105.x/24 | /29 | 45671 | yes |
172.94.105.x/24 | /28 | 45671 | yes |
172.94.105.x/24 | /27 | 45671 | yes |
172.94.105.x/24 | /26 | 45671 | yes |
172.94.105.x/24 | /25 | 45671 | yes |
172.94.105.x/24 | /24 | 45671 | yes |
172.94.104.x/24 | /23 | 9009 | yes |
172.94.107.x/24 | /22 | 32489 | yes |
172.94.109.x/24 | /21 | 9009 | yes |
172.94.97.x/24 | /20 | 3223 | yes |
172.94.121.x/24 | /19 | 133480 | yes |
172.94.73.x/24 | /18 | UNROUTED | yes |
172.94.41.x/24 | /17 | 3223 | yes |
172.94.233.x/24 | /16 | 135354 | yes |
172.95.105.x/24 | /15 | 5650 | yes |
172.92.105.x/24 | /14 | 11404 | yes |
172.90.105.x/24 | /13 | 20001 | yes |
172.86.105.x/24 | /12 | 53667 | yes |
172.78.105.x/24 | /11 | 5650 | yes |
172.126.105.x/24 | /10 | 7018 | yes |
172.30.105.x/24 | /9 | UNROUTED | yes |
172.222.105.x/24 | /8 | 20115 | yes |
Meaning of status in Received column:
yes | Packets spoofed from adjacent netblock were received |
yes | Packets 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.
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