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: 2018-10-10 18:26:49 GMT
Client Prefix (v6): 2001:8c0:9exx::/40
Client AS (v6): 2116 (ASN-CATCHCOM)
IPv6 Probes: 82

Outbound spoofing summary (from the client to our server)

Source address type IPv6

Private - ULA received

Routable received

Largest spoofable neighbor prefix length /16

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	IPv6
Private - ULA	received
Routable	received
Largest spoofable neighbor prefix length	/16

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.

IPv6 probes:

Spoofed source address Destination Received
2001:48d0:101:501:ec4:7aff:fea8:71a8 2001:48d0:101:501::242 yes
2001:4978:1fb:6400::d2 2001:48d0:101:501::242 yes
2001:49aa:111:aa00::11 2001:48d0:101:501::242 yes
fd11:1111:1111::1111 2001:48d0:101:501::242 yes

Spoofed source address	Destination	Received
2001:48d0:101:501:ec4:7aff:fea8:71a8	2001:48d0:101:501::242	yes
2001:4978:1fb:6400::d2	2001:48d0:101:501::242	yes
2001:49aa:111:aa00::11	2001:48d0:101:501::242	yes
fd11:1111:1111::1111	2001:48d0:101:501::242	yes

IPv6 Adjacent Netblock Testing:

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

2001:8c0:9exx::/40 /120 2116 yes

2001:8c0:9exx::/40 /112 2116 yes

2001:8c0:9exx::/40 /104 2116 yes

2001:8c0:9exx::/40 /96 2116 yes

2001:8c0:9exx::/40 /88 2116 yes

2001:8c0:9exx::/40 /80 2116 yes

2001:8c0:9exx::/40 /72 2116 yes

2001:8c0:9exx::/40 /64 2116 yes

2001:8c0:9exx::/40 /56 2116 no

2001:8c0:9exx::/40 /48 2116 yes

2001:8c0:9exx::/40 /40 2116 yes

2001:8c0:1exx::/40 /32 2116 yes

2001:840:9exx::/40 /24 5381 yes

2001:88c0:9exx::/40 /16 1221 yes

Meaning of status in Received column:

no Packets spoofed from adjacent netblock were not received, probably due to blocking
yes Packets spoofed from adjacent netblock were received
yes Packets spoofed from adjacent netblock were received (but that netblock is within the source AS)

Spoofed source address (anon)	Prefix Length	ASN of spoofed source address	Received
2001:8c0:9exx::/40	/120	2116	yes
2001:8c0:9exx::/40	/112	2116	yes
2001:8c0:9exx::/40	/104	2116	yes
2001:8c0:9exx::/40	/96	2116	yes
2001:8c0:9exx::/40	/88	2116	yes
2001:8c0:9exx::/40	/80	2116	yes
2001:8c0:9exx::/40	/72	2116	yes
2001:8c0:9exx::/40	/64	2116	yes
2001:8c0:9exx::/40	/56	2116	no
2001:8c0:9exx::/40	/48	2116	yes
2001:8c0:9exx::/40	/40	2116	yes
2001:8c0:1exx::/40	/32	2116	yes
2001:840:9exx::/40	/24	5381	yes
2001:88c0:9exx::/40	/16	1221	yes

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.

Last Modified

no	Packets spoofed from adjacent netblock were not received, probably due to blocking
yes	Packets spoofed from adjacent netblock were received
yes	Packets spoofed from adjacent netblock were received (but that netblock is within the source AS)