Session Report

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| Data: Stats Summary Recent Tests Remediation Results by AS Results by Country Results by Provider |

Summary:

Test run at: 2023-01-10 09:04:18 GMT
Client Prefix (v4): 85.117.235.x/24
Client AS (v4): 51659 (ASBAXET)
IPv4 Probes: 60
Client Prefix (v6): 2a00:b700:xx::/40
Client AS (v6): 51659 (ASBAXET)
IPv6 Probes: 52

Outbound spoofing summary (from the client to our server)

Source address type IPv4 IPv6

Private - RFC1918 or ULA blocked ✔ blocked

Routable ✔ blocked ✔ blocked

Largest spoofable neighbor prefix length none 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.

Outbound spoofing summary (from the client to our server)
Source address type	IPv4	IPv6
Private - RFC1918 or ULA	blocked	✔	blocked
Routable	✔	blocked	✔	blocked
Largest spoofable neighbor prefix length	none	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 (85.117.235.x/24) can spoof 0 neighboring addresses

Spoofed source address (anon) Prefix
Length ASN of spoofed
source address Received

85.117.235.x/24 /31 51659 no

85.117.235.x/24 /30 51659 no

85.117.235.x/24 /29 51659 no

85.117.235.x/24 /28 51659 no

85.117.235.x/24 /27 51659 no

85.117.235.x/24 /26 51659 no

85.117.235.x/24 /25 51659 no

85.117.235.x/24 /24 51659 no

85.117.234.x/24 /23 51659 no

85.117.233.x/24 /22 208142 no

85.117.239.x/24 /21 207279 no

85.117.227.x/24 /20 210101 no

85.117.251.x/24 /19 210086 no

85.117.203.x/24 /18 43591 no

85.117.171.x/24 /17 202891 no

85.117.107.x/24 /16 29555 no

85.116.235.x/24 /15 34699 no

85.119.235.x/24 /14 35240 no

85.113.235.x/24 /13 1136 no

85.125.235.x/24 /12 8412 no

85.101.235.x/24 /11 9121 no

85.85.235.x/24 /10 12338 no

85.53.235.x/24 /9 12479 no

85.245.235.x/24 /8 3243 no

Meaning of status in Received column:

no Packets spoofed from adjacent netblock were not received, probably due to blocking

Spoofed source address (anon)	Prefix Length	ASN of spoofed source address	Received
85.117.235.x/24	/31	51659	no
85.117.235.x/24	/30	51659	no
85.117.235.x/24	/29	51659	no
85.117.235.x/24	/28	51659	no
85.117.235.x/24	/27	51659	no
85.117.235.x/24	/26	51659	no
85.117.235.x/24	/25	51659	no
85.117.235.x/24	/24	51659	no
85.117.234.x/24	/23	51659	no
85.117.233.x/24	/22	208142	no
85.117.239.x/24	/21	207279	no
85.117.227.x/24	/20	210101	no
85.117.251.x/24	/19	210086	no
85.117.203.x/24	/18	43591	no
85.117.171.x/24	/17	202891	no
85.117.107.x/24	/16	29555	no
85.116.235.x/24	/15	34699	no
85.119.235.x/24	/14	35240	no
85.113.235.x/24	/13	1136	no
85.125.235.x/24	/12	8412	no
85.101.235.x/24	/11	9121	no
85.85.235.x/24	/10	12338	no
85.53.235.x/24	/9	12479	no
85.245.235.x/24	/8	3243	no

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 address Destination Received
2001:48d0:101:501::159 2001:48d0:101:501::242 no
2001:4978:1fb:6400::d2 2001:48d0:101:501::242 no
2001:49aa:111:aa00::11 2001:48d0:101:501::242 no
fd11:1111:1111::1111 2001:48d0:101:501::242 no
2001:48d0:101:501::159 2001:48d0:101:501::247 no
2001:4978:1fb:6400::d2 2001:48d0:101:501::247 no
2001:49aa:111:aa00::11 2001:48d0:101:501::247 no
fd11:1111:1111::1111 2001:48d0:101:501::247 no
2001:48d0:101:501::159 2001:610:510:115:192:42:115:98 no
2001:4978:1fb:6400::d2 2001:610:510:115:192:42:115:98 no
2001:49aa:111:aa00::11 2001:610:510:115:192:42:115:98 no
fd11:1111:1111::1111 2001:610:510:115:192:42:115:98 no
2001:48d0:101:501::159 2001:630:212:225:225:90ff:fe0c:45a6 no
2001:4978:1fb:6400::d2 2001:630:212:225:225:90ff:fe0c:45a6 no
2001:49aa:111:aa00::11 2001:630:212:225:225:90ff:fe0c:45a6 no
fd11:1111:1111::1111 2001:630:212:225:225:90ff:fe0c:45a6 no
2001:48d0:101:501::159 2001:770:1c:7:225:90ff:fe0c:acb4 no
2001:4978:1fb:6400::d2 2001:770:1c:7:225:90ff:fe0c:acb4 no
2001:49aa:111:aa00::11 2001:770:1c:7:225:90ff:fe0c:acb4 no
fd11:1111:1111::1111 2001:770:1c:7:225:90ff:fe0c:acb4 no

Spoofed source address	Destination	Received
2001:48d0:101:501::159	2001:48d0:101:501::242	no
2001:4978:1fb:6400::d2	2001:48d0:101:501::242	no
2001:49aa:111:aa00::11	2001:48d0:101:501::242	no
fd11:1111:1111::1111	2001:48d0:101:501::242	no
2001:48d0:101:501::159	2001:48d0:101:501::247	no
2001:4978:1fb:6400::d2	2001:48d0:101:501::247	no
2001:49aa:111:aa00::11	2001:48d0:101:501::247	no
fd11:1111:1111::1111	2001:48d0:101:501::247	no
2001:48d0:101:501::159	2001:610:510:115:192:42:115:98	no
2001:4978:1fb:6400::d2	2001:610:510:115:192:42:115:98	no
2001:49aa:111:aa00::11	2001:610:510:115:192:42:115:98	no
fd11:1111:1111::1111	2001:610:510:115:192:42:115:98	no
2001:48d0:101:501::159	2001:630:212:225:225:90ff:fe0c:45a6	no
2001:4978:1fb:6400::d2	2001:630:212:225:225:90ff:fe0c:45a6	no
2001:49aa:111:aa00::11	2001:630:212:225:225:90ff:fe0c:45a6	no
fd11:1111:1111::1111	2001:630:212:225:225:90ff:fe0c:45a6	no
2001:48d0:101:501::159	2001:770:1c:7:225:90ff:fe0c:acb4	no
2001:4978:1fb:6400::d2	2001:770:1c:7:225:90ff:fe0c:acb4	no
2001:49aa:111:aa00::11	2001:770:1c:7:225:90ff:fe0c:acb4	no
fd11:1111:1111::1111	2001:770:1c:7:225:90ff:fe0c:acb4	no

IPv6 Adjacent Netblock Testing:

Spoofed source address (anon) Prefix
Length ASN of spoofed
source address Received

2a00:b700:xx::/40 /120 51659 no

2a00:b700:xx::/40 /112 51659 no

2a00:b700:xx::/40 /104 51659 no

2a00:b700:xx::/40 /96 51659 no

2a00:b700:xx::/40 /88 51659 no

2a00:b700:xx::/40 /80 51659 no

2a00:b700:xx::/40 /72 51659 no

2a00:b700:xx::/40 /64 51659 no

2a00:b700:xx::/40 /56 51659 no

2a00:b700:xx::/40 /48 51659 no

2a00:b700:xx::/40 /40 UNROUTED no

2a00:b700:80xx::/40 /32 UNROUTED no

2a00:b780:xx::/40 /24 UNROUTED no

2a00:3700:xx::/40 /16 UNROUTED no

Meaning of status in Received column:

no Packets spoofed from adjacent netblock were not received, probably due to blocking

Spoofed source address (anon)	Prefix Length	ASN of spoofed source address	Received
2a00:b700:xx::/40	/120	51659	no
2a00:b700:xx::/40	/112	51659	no
2a00:b700:xx::/40	/104	51659	no
2a00:b700:xx::/40	/96	51659	no
2a00:b700:xx::/40	/88	51659	no
2a00:b700:xx::/40	/80	51659	no
2a00:b700:xx::/40	/72	51659	no
2a00:b700:xx::/40	/64	51659	no
2a00:b700:xx::/40	/56	51659	no
2a00:b700:xx::/40	/48	51659	no
2a00:b700:xx::/40	/40	UNROUTED	no
2a00:b700:80xx::/40	/32	UNROUTED	no
2a00:b780:xx::/40	/24	UNROUTED	no
2a00:3700:xx::/40	/16	UNROUTED	no

Summary:

The results from all tests are aggregated to produce a summary "State of IP Spoofing" report.

Feedback:

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