ResearchRouting table, RPKI, IRR & looking glass

AS200019 ALEXHOST SRL

AS200019 (AlexHost) is registered to ALEXHOST SRL in MD. It originates 144 prefixes in the global routing table.

133
IPv4 prefixes
11
IPv6 prefixes
44,800
IPv4 addresses
100%
RPKI valid

Who holds AS200019

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

AS number
AS200019
Handle
AlexHost
Organization
ALEXHOST SRL
Country
MD
ASPA
14 providers

What AS200019 announces

Prefixes originated by AS200019 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
133
IPv6 prefixes
11
IPv4 addresses
44,800 (175 /24s)
RPKI valid
144 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS200019
157
With an IRR route object
142 98%

Announced prefixes

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

IPv4 (133)
2.59.219.0/245.63.19.0/245.181.0.0/245.252.20.0/2437.221.65.0/2437.221.67.0/2445.86.86.0/2445.93.8.0/2445.145.0.0/2445.148.244.0/2445.150.110.0/2446.16.34.0/2480.96.58.0/2480.96.59.0/2480.96.68.0/2480.96.108.0/2480.96.112.0/2480.96.113.0/2480.97.124.0/2480.97.128.0/2081.180.92.0/2481.180.93.0/2485.120.81.0/2485.120.216.0/2485.120.217.0/2485.120.252.0/2485.120.253.0/2485.120.254.0/2485.121.4.0/2485.121.5.0/2485.121.149.0/2485.121.176.0/2485.121.177.0/2485.121.178.0/2485.121.183.0/2485.122.114.0/2485.137.248.0/2485.137.249.0/2487.120.244.0/2491.199.133.0/2491.208.162.0/2491.208.184.0/2491.208.197.0/2491.208.206.0/2491.229.239.0/2491.237.119.0/2493.185.167.0/2494.103.188.0/24131.123.32.0/24131.123.34.0/24131.123.35.0/24131.123.36.0/24131.123.37.0/24131.123.38.0/24131.123.39.0/24131.123.40.0/24131.123.41.0/24131.123.42.0/24131.123.43.0/24131.123.44.0/22131.123.48.0/20132.243.161.0/24132.243.162.0/24132.243.166.0/24132.243.172.0/24132.243.174.0/24132.243.175.0/24143.20.44.0/24143.246.192.0/24143.246.193.0/24143.246.194.0/24143.246.195.0/24143.246.196.0/24143.246.197.0/24143.246.198.0/24143.246.199.0/24143.246.202.0/24143.246.203.0/24143.246.208.0/24143.246.209.0/24143.246.210.0/24143.246.211.0/24143.246.212.0/24143.246.215.0/24143.246.216.0/24143.246.217.0/24143.246.218.0/24143.246.219.0/24143.246.221.0/24143.246.222.0/24146.19.213.0/24151.244.219.0/24159.253.120.0/24176.116.0.0/24176.123.0.0/21176.123.0.0/24176.123.1.0/24176.123.2.0/24176.123.3.0/24176.123.4.0/24176.123.5.0/24176.123.6.0/24176.123.7.0/24176.123.8.0/22176.123.8.0/24176.123.9.0/24176.123.10.0/24176.123.11.0/24176.125.242.0/23176.125.242.0/24176.125.243.0/24185.103.164.0/24185.103.167.0/24185.139.214.0/24185.139.215.0/24185.216.68.0/24185.223.79.0/24185.234.9.0/24193.27.90.0/24194.48.248.0/24
Show 13 more
IPv6 (11)

RPKI valid   RPKI invalid   no ROA covers it

Who AS200019 is reached through

The AS just before AS200019 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.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.