ResearchRouting table, RPKI, IRR & looking glass

AS7540 HongKong Commercial Internet Exchange

AS7540 (HKCIX-AS-AP) is registered to HongKong Commercial Internet Exchange in HK. It originates 96 prefixes in the global routing table.

96
IPv4 prefixes
0
IPv6 prefixes
24,576
IPv4 addresses
92%
RPKI valid

Who holds AS7540

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS7540
Handle
HKCIX-AS-AP
Organization
HongKong Commercial Internet Exchange
Country
HK
ASPA
None published

What AS7540 announces

Prefixes originated by AS7540 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
96
IPv6 prefixes
0
IPv4 addresses
24,576 (96 /24s)
RPKI valid
89 92%
RPKI invalid
0
RPKI not found
7
ROAs naming AS7540
102
With an IRR route object
96 100%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (96)
103.79.92.0/24103.79.93.0/24103.79.94.0/24103.79.95.0/24117.18.96.0/24117.18.98.0/24117.18.105.0/24117.18.106.0/24117.18.107.0/24117.18.108.0/24117.18.112.0/24117.18.113.0/24117.18.114.0/24117.18.115.0/24117.18.116.0/24117.18.119.0/24117.18.120.0/24117.18.121.0/24117.18.122.0/24202.53.128.0/24202.53.130.0/24202.181.141.0/24202.181.146.0/24202.181.147.0/24202.181.150.0/24202.181.152.0/24202.181.154.0/24202.181.160.0/24202.181.161.0/24202.181.162.0/24202.181.163.0/24202.181.164.0/24202.181.165.0/24202.181.166.0/24202.181.167.0/24202.181.168.0/24202.181.169.0/24202.181.170.0/24202.181.172.0/24202.181.173.0/24202.181.174.0/24202.181.176.0/24202.181.178.0/24202.181.184.0/24202.181.186.0/24202.181.187.0/24202.181.192.0/24202.181.193.0/24202.181.194.0/24202.181.195.0/24202.181.196.0/24202.181.197.0/24202.181.198.0/24202.181.199.0/24202.181.200.0/24202.181.201.0/24202.181.202.0/24202.181.203.0/24202.181.205.0/24202.181.206.0/24202.181.207.0/24202.181.208.0/24202.181.209.0/24202.181.210.0/24202.181.211.0/24202.181.212.0/24202.181.213.0/24202.181.214.0/24202.181.215.0/24202.181.216.0/24202.181.218.0/24202.181.220.0/24202.181.223.0/24202.181.224.0/24202.181.225.0/24202.181.226.0/24202.181.227.0/24202.181.228.0/24202.181.230.0/24202.181.231.0/24202.181.232.0/24202.181.233.0/24202.181.234.0/24202.181.235.0/24202.181.236.0/24202.181.237.0/24202.181.238.0/24202.181.239.0/24202.181.240.0/24202.181.241.0/24202.181.242.0/24202.181.243.0/24202.181.244.0/24202.181.245.0/24202.181.246.0/24202.181.247.0/24

RPKI valid   RPKI invalid   no ROA covers it

Who AS7540 is reached through

The AS just before AS7540 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.