Session Report
Summary:
Test run at: 2020-06-17 00:01:12 GMT
Client Prefix (v4): 88.150.223.x/24
Client AS (v4): 20860 (IOMART-AS)
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 (88.150.223.x/24) can spoof 0 neighboring addresses
| Spoofed source address (anon) | Prefix
Length | ASN of spoofed
source address | Received |
|---|
| 88.150.223.x/24 | /31 | 20860 | sendto |
| 88.150.223.x/24 | /30 | 20860 | sendto |
| 88.150.223.x/24 | /29 | 20860 | sendto |
| 88.150.223.x/24 | /28 | 20860 | sendto |
| 88.150.223.x/24 | /27 | 20860 | sendto |
| 88.150.223.x/24 | /26 | 20860 | sendto |
| 88.150.223.x/24 | /25 | 20860 | sendto |
| 88.150.223.x/24 | /24 | 20860 | sendto |
| 88.150.222.x/24 | /23 | 20860 | sendto |
| 88.150.221.x/24 | /22 | 20860 | sendto |
| 88.150.219.x/24 | /21 | 60423 | sendto |
| 88.150.215.x/24 | /20 | 20860 | sendto |
| 88.150.207.x/24 | /19 | 20860 | sendto |
| 88.150.255.x/24 | /18 | 3356 | sendto |
| 88.150.159.x/24 | /17 | 20860 | sendto |
| 88.150.95.x/24 | /16 | 43341 | sendto |
| 88.151.223.x/24 | /15 | 41811 | sendto |
| 88.148.223.x/24 | /14 | 16086 | sendto |
| 88.146.223.x/24 | /13 | 6830 | sendto |
| 88.158.223.x/24 | /12 | 15471 | sendto |
| 88.134.223.x/24 | /11 | 31334 | sendto |
| 88.182.223.x/24 | /10 | 12322 | sendto |
| 88.214.223.x/24 | /9 | UNROUTED | sendto |
| 88.22.223.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:
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.
