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Session Report

Summary:
Test run at: 2018-10-31 13:09:03 GMT
Client Prefix (v4): 195.189.0.x/24
Client AS (v4): 39904 (MERIT-AS)
IPv4 Probes: 124
Client Prefix (v6): 2a02:7a00:xx::/40
Client AS (v6): 39904 (MERIT-AS)
IPv6 Probes: 82
Outbound spoofing summary (from the client to our server)
Source address type IPv4IPv6
Private - RFC1918 or ULA blockedblocked
Routable blockedblocked
Largest spoofable neighbor prefix length nonenone
Spoof status key
receivedSpoofed packet was received.Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it.
rewrittenSpoofed packet was received, but the source address was changed en route.
blockedSpoofed packet was not received, but unspoofed packet was.
unknownNeither spoofed nor unspoofed packet was received.

IPv4 Adjacent Netblock Testing:

Your host (195.189.0.x/24) can spoof 0 neighboring addresses


Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
195.189.0.x/24/3139904no
195.189.0.x/24/3039904no
195.189.0.x/24/2939904no
195.189.0.x/24/2839904no
195.189.0.x/24/2739904no
195.189.0.x/24/2639904no
195.189.0.x/24/2539904no
195.189.0.x/24/2439904no
195.189.1.x/24/2339904no
195.189.2.x/24/2239904no
195.189.4.x/24/2149808no
195.189.8.x/24/2025150no
195.189.16.x/24/1942975no
195.189.32.x/24/1840961no
195.189.64.x/24/1741090no
195.189.128.x/24/1634815no
195.188.0.x/24/155089no
195.191.0.x/24/1433915no
195.185.0.x/24/1312312no
195.181.0.x/24/1212880no
195.173.0.x/24/112529no
195.157.0.x/24/108426no
195.253.0.x/24/98391no
195.61.0.x/24/851964no

Meaning of status in Received column:

noPackets spoofed from adjacent netblock were not received, probably due to blocking

IPv4 Outbound Filtering Depth:

The tracefilter test found your host unable to spoof routable, non-adjacent source addresses through even the first IP hop.
IPv6 probes:
Spoofed source addressDestinationReceived
2001:48d0:101:501:ec4:7aff:fea8:71a82001:388:1:5001:21c:c0ff:fea2:4a3ano
2001:4978:1fb:6400::d22001:388:1:5001:21c:c0ff:fea2:4a3ano
2001:49aa:111:aa00::112001:388:1:5001:21c:c0ff:fea2:4a3ano
fd11:1111:1111::11112001:388:1:5001:21c:c0ff:fea2:4a3ano
2001:48d0:101:501:ec4:7aff:fea8:71a82001:48d0:101:501::242no
2001:4978:1fb:6400::d22001:48d0:101:501::242no
2001:49aa:111:aa00::112001:48d0:101:501::242no
fd11:1111:1111::11112001:48d0:101:501::242no
2001:48d0:101:501:ec4:7aff:fea8:71a82001:610:510:115:192:42:115:98no
2001:4978:1fb:6400::d22001:610:510:115:192:42:115:98no
2001:49aa:111:aa00::112001:610:510:115:192:42:115:98no
fd11:1111:1111::11112001:610:510:115:192:42:115:98no
2001:48d0:101:501:ec4:7aff:fea8:71a82001:630:212:225:225:90ff:fe0c:45a6no
2001:4978:1fb:6400::d22001:630:212:225:225:90ff:fe0c:45a6no
2001:49aa:111:aa00::112001:630:212:225:225:90ff:fe0c:45a6no
fd11:1111:1111::11112001:630:212:225:225:90ff:fe0c:45a6no
2001:48d0:101:501:ec4:7aff:fea8:71a82001:708:40:2001:21c:c0ff:fea2:4c5cno
2001:4978:1fb:6400::d22001:708:40:2001:21c:c0ff:fea2:4c5cno
2001:49aa:111:aa00::112001:708:40:2001:21c:c0ff:fea2:4c5cno
fd11:1111:1111::11112001:708:40:2001:21c:c0ff:fea2:4c5cno
2001:48d0:101:501:ec4:7aff:fea8:71a82001:770:18:7:225:90ff:fe0c:acb4no
2001:4978:1fb:6400::d22001:770:18:7:225:90ff:fe0c:acb4no
2001:49aa:111:aa00::112001:770:18:7:225:90ff:fe0c:acb4no
fd11:1111:1111::11112001:770:18:7:225:90ff:fe0c:acb4no
2001:48d0:101:501:ec4:7aff:fea8:71a82001:df0:4:800:21c:c0ff:feb2:ad5fno
2001:4978:1fb:6400::d22001:df0:4:800:21c:c0ff:feb2:ad5fno
2001:49aa:111:aa00::112001:df0:4:800:21c:c0ff:feb2:ad5fno
fd11:1111:1111::11112001:df0:4:800:21c:c0ff:feb2:ad5fno
2001:48d0:101:501:ec4:7aff:fea8:71a82607:f278:2:13:ba27:ebff:fe3f:b21eno
2001:4978:1fb:6400::d22607:f278:2:13:ba27:ebff:fe3f:b21eno
2001:49aa:111:aa00::112607:f278:2:13:ba27:ebff:fe3f:b21eno
fd11:1111:1111::11112607:f278:2:13:ba27:ebff:fe3f:b21eno
IPv6 Adjacent Netblock Testing:
Spoofed source address (anon)Prefix
Length
ASN of spoofed
source address
Received
2a02:7a00:xx::/40/12039904no
2a02:7a00:xx::/40/11239904no
2a02:7a00:xx::/40/10439904no
2a02:7a00:xx::/40/9639904no
2a02:7a00:xx::/40/8839904no
2a02:7a00:xx::/40/8039904no
2a02:7a00:xx::/40/7239904no
2a02:7a00:xx::/40/6439904no
2a02:7a00:xx::/40/5639904no
2a02:7a00:xx::/40/4839904no
2a02:7a00:xx::/40/4039904no
2a02:7a00:80xx::/40/3239904no
2a02:7a80:xx::/40/24UNROUTEDno
2a02:fa00:xx::/40/16UNROUTEDno

Meaning of status in Received column:

noPackets spoofed from adjacent netblock were not received, probably due to blocking
Summary:
The results from all tests are aggregated to produce a summary "State of IP Spoofing" report.
Feedback:
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