Session Report
Summary:
Test run at: 2020-08-24 22:34:51 GMT
Client Prefix (v4): 209.58.148.x/24
Client AS (v4): 394380 (LEASEWEB-USA-DAL)
IPv4 Probes: 75
| Outbound spoofing summary (from the client to our server) |
|---|
| Source address type |
IPv4 |
|---|
| Private -
RFC1918 |
blocked |
| 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 (209.58.148.x/24) can spoof 0 neighboring addresses
| Spoofed source address (anon) | Prefix
Length | ASN of spoofed
source address | Received |
|---|
| 209.58.148.x/24 | /31 | 394380 | sendto |
| 209.58.148.x/24 | /30 | 394380 | sendto |
| 209.58.148.x/24 | /29 | 394380 | sendto |
| 209.58.148.x/24 | /28 | 394380 | sendto |
| 209.58.148.x/24 | /27 | 394380 | sendto |
| 209.58.148.x/24 | /26 | 394380 | sendto |
| 209.58.148.x/24 | /25 | 394380 | sendto |
| 209.58.148.x/24 | /24 | 394380 | sendto |
| 209.58.149.x/24 | /23 | 394380 | sendto |
| 209.58.150.x/24 | /22 | 394380 | sendto |
| 209.58.144.x/24 | /21 | 394380 | sendto |
| 209.58.156.x/24 | /20 | 394380 | sendto |
| 209.58.132.x/24 | /19 | 7203 | sendto |
| 209.58.180.x/24 | /18 | 59253 | sendto |
| 209.58.212.x/24 | /17 | 14265 | sendto |
| 209.58.20.x/24 | /16 | 6453 | sendto |
| 209.59.148.x/24 | /15 | 32244 | sendto |
| 209.56.148.x/24 | /14 | 6122 | sendto |
| 209.62.148.x/24 | /13 | UNROUTED | sendto |
| 209.50.148.x/24 | /12 | 3737 | sendto |
| 209.42.148.x/24 | /11 | 11776 | sendto |
| 209.26.148.x/24 | /10 | 2379 | sendto |
| 209.122.148.x/24 | /9 | 6079 | sendto |
| 209.186.148.x/24 | /8 | 7018 | 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 2 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.
