ResearchIRR · RIPE

AS24971:AS-MASTERCZ Master Internet s.r.o ASs e-mail: noc@master.cz

An as-set registered in RIPE, maintained by MASTER-MNT. It names 1 AS and 1 set directly; followed all the way down, it reaches 23 ASes through 2 nested sets.

Members

What AS24971:AS-MASTERCZ lists

1 AS and 1 set, written in the object across every registry that holds it. Sets open their own page.

AS24971:AS-MASTERCZ-CUSTAS24971 MASTER-AS
Expanded

Every AS it reaches

What a filter built from AS24971:AS-MASTERCZ would let in: 23 ASes.

Show the 23 ASes
AS21045AS24971AS48921AS51134AS57382AS60592AS61005AS61007AS64481AS198147AS199806AS201922AS202051AS202857AS204957AS206321AS207167AS207575AS207576AS207583AS208143AS211085AS215777
Prefixes

What AS24971:AS-MASTERCZ covers

Every route object in the IRR whose origin is one of the 23 ASes it reaches: the prefixes a filter built from AS24971:AS-MASTERCZ (with bgpq4, say) would allow. 271 IPv4 and 85 IPv6. Every one is in the IRR API.

271 IPv4 prefixes
130.193.16.0/24130.49.102.0/24130.49.117.0/24130.49.126.0/24130.49.15.0/24130.49.25.0/24130.49.35.0/24130.49.44.0/24130.49.52.0/24130.49.61.0/24130.49.72.0/24130.49.85.0/24130.49.94.0/24135.106.107.0/24135.106.26.0/24135.106.5.0/24135.106.66.0/24135.106.85.0/24135.106.94.0/24136.234.141.0/24136.234.142.0/24136.234.143.0/24136.234.174.0/24136.234.209.0/24136.234.239.0/24136.234.240.0/24136.234.241.0/24136.234.242.0/24141.11.197.0/24141.133.34.0/24141.133.35.0/24141.133.95.0/24143.20.164.0/24143.20.169.0/24143.20.171.0/24143.20.172.0/24144.31.159.0/24149.62.144.0/21150.241.214.0/24150.241.224.0/24150.241.225.0/24150.241.235.0/24151.242.17.0/24151.245.163.0/24151.246.238.0/24151.247.25.0/24153.80.108.0/24153.80.11.0/24153.80.115.0/24153.80.13.0/24153.80.142.0/24153.80.143.0/24153.80.144.0/24153.80.145.0/24153.80.155.0/24153.80.156.0/24153.80.157.0/24153.80.158.0/24153.80.19.0/24153.80.44.0/24153.80.84.0/24153.80.97.0/24155.212.102.0/24155.212.114.0/24155.212.125.0/24155.212.41.0/24155.212.50.0/24155.212.59.0/24155.212.66.0/24155.212.77.0/24155.212.85.0/24155.212.94.0/24167.148.183.0/24170.168.215.0/24170.168.230.0/24170.168.250.0/24176.126.163.0/24176.227.168.0/23178.214.211.0/24178.238.32.0/20179.61.145.0/24185.145.160.0/22185.179.32.0/22185.179.32.0/24185.179.33.0/24185.179.34.0/24185.179.35.0/24185.190.251.0/24185.202.107.0/24185.21.168.0/24185.21.169.0/24185.21.170.0/24185.21.171.0/24185.218.187.0/24185.230.45.0/24185.230.46.0/24185.230.47.0/24185.234.132.0/22185.237.224.0/23185.239.216.0/22185.25.184.0/22185.252.196.0/22185.253.44.0/23185.253.46.0/23185.28.192.0/22185.28.192.0/24185.28.193.0/24185.28.194.0/24185.28.195.0/24185.32.160.0/22185.32.160.0/24185.38.108.0/24185.38.109.0/24185.38.110.0/24185.38.111.0/24185.39.17.0/24185.39.30.0/24185.58.40.0/22185.59.144.0/22185.8.164.0/23185.8.166.0/23185.82.212.0/24185.82.213.0/24185.82.214.0/24185.85.164.0/22185.88.38.0/24185.88.39.0/24188.213.234.0/23188.215.18.0/23188.255.163.0/24191.44.84.0/24193.111.210.0/24193.162.47.0/24193.169.160.0/23193.169.212.0/24193.176.21.0/24193.176.23.0/24193.193.203.0/24193.203.48.0/23193.203.48.0/24193.203.49.0/24193.238.153.0/24193.238.155.0/24193.8.75.0/24193.84.252.0/24194.0.38.0/24194.0.39.0/24194.0.40.0/24194.0.41.0/24194.145.180.0/22194.32.104.0/24195.123.232.0/22195.123.240.0/22195.123.244.0/22195.140.252.0/22195.20.32.0/24195.211.96.0/23195.211.98.0/232.26.160.0/242.26.181.0/242.27.105.0/242.27.108.0/24217.12.199.0/24217.12.206.0/23217.12.215.0/24222.167.246.0/2423.26.24.0/2131.222.242.0/2431.222.249.0/2431.42.120.0/2431.57.142.0/2431.58.46.0/2437.140.220.0/2437.205.12.0/2237.205.8.0/2245.128.149.0/2445.137.155.0/2445.143.152.0/2445.143.153.0/2445.143.154.0/2445.143.155.0/2445.146.200.0/2445.84.178.0/2445.90.56.0/2245.90.56.0/2345.90.58.0/2345.91.138.0/2446.175.135.0/2446.28.67.0/2446.28.70.0/2446.8.8.0/2346.8.8.0/2446.8.9.0/245.180.200.0/225.183.129.0/245.34.176.0/235.34.178.0/2362.233.57.0/2477.93.192.0/1978.108.56.0/2478.108.57.0/2480.68.159.0/2480.79.16.0/2080.80.80.0/2480.80.81.0/2480.83.64.0/2080.83.74.0/2480.83.75.0/2480.83.76.0/2480.83.77.0/2480.83.78.0/2480.83.79.0/2481.31.32.0/2082.117.252.0/2382.117.254.0/2482.117.255.0/2482.118.20.0/2282.41.3.0/2482.47.169.0/2482.47.62.0/2483.167.224.0/1983.167.245.0/2483.223.48.0/2283.223.52.0/2485.118.128.0/2185.209.28.0/2285.209.31.0/2485.90.196.0/2485.90.199.0/2487.76.179.0/2488.214.48.0/2488.214.49.0/2489.167.137.0/2489.185.224.0/1991.124.19.0/2491.196.7.0/2491.198.87.0/2491.204.182.0/2491.204.183.0/2491.207.188.0/2491.207.189.0/2491.207.61.0/2491.210.164.0/2391.210.167.0/2491.213.160.0/2491.214.192.0/2291.216.168.0/2491.216.179.0/2491.217.90.0/2491.224.58.0/2491.226.216.0/2291.226.216.0/2391.226.218.0/2491.229.24.0/2491.230.144.0/2491.90.193.0/2491.90.195.0/2491.90.196.0/2391.90.196.0/2491.90.197.0/2492.118.149.0/2492.118.150.0/2492.118.151.0/2492.63.56.0/2292.63.56.0/2492.63.58.0/2492.63.59.0/2494.131.17.0/2494.131.18.0/2494.142.255.0/2495.135.228.0/24
85 IPv6 prefixes
2001:678:50::/482001:678:50::/492001:678:54::/482001:678:54::/492001:678:58::/482001:678:58::/492001:678:5c::/482001:678:5c::/492001:678:a50::/482001:67c:1828::/482001:67c:2d2c::/482001:67c:2d30::/482001:67c:2d34::/482001:67c:2d38::/482001:67c:68::/482001:67c:d74::/482a00:8220::/322a00:a160::/322a00:a160::/482a00:a5a0::/322a00:fea0::/322a01:430:11::/482a01:430::/322a02:6c20:3::/482a02:6c20:5::/482a02:6c20:7::/482a02:6c20:807::/482a02:6c20:810::/482a02:6c20::/322a03:3b40:100::/402a03:3b40:200::/392a03:3b40::/402a03:6920::/322a03:6920::/482a03:7460::/322a04:16c0:200::/482a04:16c0::/292a04:1b00:10::/482a04:1b00:11::/482a04:1b00:12::/482a04:1b00:13::/482a04:1b00:1::/482a04:1b00:2::/482a04:1b00:3::/482a04:1b00:4::/482a04:1b00:5::/482a04:1b00:6::/482a04:1b00:7::/482a04:1b00:80::/482a04:1b00:81::/482a04:1b00:8::/482a04:1b00:9::/482a04:1b00::/482a04:1b00:a::/482a04:1b00:b::/482a04:1b00:c::/482a04:1b00:d::/482a04:1b00:e::/482a04:1b00:f::/482a05:9400::/322a05:9401::/322a05:9402::/322a05:9403::/322a05:9404::/322a05:9405::/322a05:9406::/322a06:fcc0:2::/482a07:4880::/292a0a:7780::/292a0a:8c41::/322a0a:8c42::/322a0a:8c43::/322a0a:8c44::/322a0a:8c45::/322a0a:8c47::/322a0b:3240::/322a0c:3240::/292a0c:6380::/292a0e:40c0:3::/482a0e:40c0:5::/482a10:d4c0::/292a12:6fc0::/322a12:6fc1::/322a12:6fc2::/322a13:f580:3::/48
Registries

Each registry’s copy

RIPE2 membersMaster Internet s.r.o ASs e-mail: noc@master.cz
Maintained byMASTER-MNT
Last modified2024-01-08T09:58:11Z
MembersAS24971 AS24971:AS-MASTERCZ-CUST
mbrs-by-refN
Used by

Sets that include AS24971:AS-MASTERCZ

AS-RETNAS-RETN6AS1299:AS-TWELVE99-EU-V4AS1299:AS-TWELVE99-EU-V6AS24971:AS-MASTERCZ-CZNIXAS24971:AS-MASTERCZ-CZPEERINGAS24971:AS-MASTERCZ-SKNIX
Tools

Check AS24971:AS-MASTERCZ live

IRR API, with prefixes