ResearchRouting table, RPKI, IRR & looking glass

AS31027 GlobalConnect A/S

AS31027 (GlobalConnect-AS31027) is registered to GlobalConnect A/S in DK. It originates 146 prefixes in the global routing table.

126
IPv4 prefixes
20
IPv6 prefixes
382,208
IPv4 addresses
58%
RPKI valid

Who holds AS31027

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

AS number
AS31027
Handle
GlobalConnect-AS31027
Organization
GlobalConnect A/S
Country
DK
ASPA
None published

What AS31027 announces

Prefixes originated by AS31027 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
126
IPv6 prefixes
20
IPv4 addresses
382,208 (1,493 /24s)
RPKI valid
86 58%
RPKI invalid
10
RPKI not found
50
ROAs naming AS31027
111
With an IRR route object
128 87%

Announced prefixes

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

IPv4 (126)
5.56.144.0/205.83.24.0/215.179.80.0/2037.25.64.0/2137.28.136.0/2137.49.128.0/2037.140.219.0/2445.67.92.0/2246.32.128.0/2062.116.192.0/1962.122.160.0/2162.164.128.0/2462.164.129.0/2477.233.224.0/1978.31.32.0/2178.111.160.0/2078.153.160.0/1980.88.128.0/2080.243.112.0/2081.27.216.0/2482.192.160.0/1983.136.88.0/2183.151.128.0/1885.202.64.0/2087.116.0.0/1888.212.64.0/1889.221.160.0/2091.143.112.0/2091.198.144.0/2491.199.217.0/2491.209.156.0/2491.209.166.0/2491.212.129.0/2491.224.174.0/2391.230.68.0/2291.231.147.0/2491.233.142.0/2391.235.139.0/2491.236.123.0/2491.238.206.0/2491.240.185.0/2491.240.186.0/2391.240.189.0/2492.43.72.0/2292.62.192.0/2093.90.0.0/2093.157.204.0/2493.176.64.0/1894.18.0.0/16109.202.128.0/19130.185.128.0/20134.65.172.0/24152.115.0.0/19152.115.4.0/22152.115.31.0/24152.115.32.0/19152.115.64.0/18152.115.128.0/17176.67.184.0/21176.222.232.0/21178.20.222.0/24185.20.240.0/22185.27.204.0/22185.29.168.0/22185.31.4.0/22185.34.12.0/22185.34.132.0/22185.67.128.0/22185.72.140.0/24185.72.141.0/24185.73.72.0/24185.73.74.0/24185.92.240.0/22185.93.84.0/24185.93.87.0/24185.125.80.0/22185.126.108.0/22185.163.196.0/24185.199.236.0/22185.200.8.0/22185.203.233.0/24185.212.208.0/22185.216.156.0/22185.218.83.0/24185.221.28.0/22185.253.84.0/22188.120.64.0/19192.66.60.0/22193.3.132.0/24193.3.252.0/23193.41.156.0/24193.47.81.0/24193.53.85.0/24193.104.246.0/24193.105.116.0/24193.105.149.0/24193.110.84.0/24193.150.84.0/22193.150.86.0/23193.162.5.0/24193.163.222.0/24193.182.166.0/24193.186.35.0/24193.200.204.0/24193.242.107.0/24194.50.57.0/24194.88.5.0/24194.110.206.0/24194.116.223.0/24194.182.26.0/24194.182.96.0/21194.182.152.0/24194.182.153.0/24195.5.100.0/23195.10.207.0/24195.66.109.0/24195.93.176.0/23195.95.238.0/23195.95.240.0/22195.140.132.0/22
Show 6 more
IPv6 (20)

RPKI valid   RPKI invalid   no ROA covers it

Who AS31027 is reached through

The AS just before AS31027 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.