ResearchIRR · NTTCOM

AS-CENTURYTEL CenturyTel

An as-set registered in NTTCOM, maintained by MAINT-CENTURYTEL. It names 7 ASes and 0 sets directly; followed all the way down, it reaches 7 ASes through 0 nested sets.

Members

What AS-CENTURYTEL lists

7 ASes and 0 sets, written in the object across every registry that holds it. Sets open their own page.

AS5668 CENTURYLINK-VARIOUS-ISLANDSAS6316 AS-PAETEC-NETAS12047 GUNDERSEN-LUTHERANAS18897 MONTANA-SKY-NETWORKS-INCAS21932 AVISTAINCAS25794 DPCLAXAS25846 US-CLOUDNIUM-01
Expanded

Every AS it reaches

What a filter built from AS-CENTURYTEL would let in: 7 ASes.

Show the 7 ASes
AS5668AS6316AS12047AS18897AS21932AS25794AS25846
Prefixes

What AS-CENTURYTEL covers

Every route object in the IRR whose origin is one of the 7 ASes it reaches: the prefixes a filter built from AS-CENTURYTEL (with bgpq4, say) would allow. 648 IPv4 and 3 IPv6. Every one is in the IRR API.

648 IPv4 prefixes
103.172.134.0/24103.172.135.0/24104.234.254.0/24107.149.29.0/24107.191.160.0/2012.150.233.0/2412.166.88.0/2112.166.88.0/2412.166.89.0/2412.166.90.0/2412.166.91.0/2412.166.92.0/2412.166.93.0/2412.166.94.0/2412.166.95.0/2412.181.0.0/22139.177.151.0/24140.228.20.0/24144.225.86.0/24157.254.188.0/24170.4.0.0/16173.202.0.0/16180.149.32.0/24184.156.0.0/14185.126.158.0/23198.102.70.0/24198.137.145.0/24198.56.10.0/24198.56.11.0/24198.56.12.0/23198.56.12.0/24198.56.13.0/24198.56.14.0/24198.56.15.0/24198.56.8.0/21198.56.8.0/24198.56.9.0/24199.233.159.0/24199.47.232.0/21204.145.232.0/24204.57.77.0/24204.69.144.0/22204.69.145.0/24204.69.146.0/24204.69.147.0/24204.69.148.0/23204.69.148.0/24204.69.149.0/24204.87.246.0/24205.173.96.0/21205.186.71.0/24206.51.64.0/22207.118.0.0/15207.118.128.0/17207.118.128.0/18207.118.192.0/21207.118.200.0/21207.118.232.0/22207.118.240.0/22207.118.244.0/24207.118.248.0/21207.118.48.0/22207.118.53.0/24207.118.64.0/20207.118.96.0/19207.119.0.0/16207.119.112.0/21207.119.120.0/22207.119.124.0/22207.119.196.0/22207.119.200.0/22207.119.204.0/22207.119.208.0/22207.119.212.0/22207.119.216.0/21207.119.224.0/22207.119.228.0/22207.119.232.0/22207.119.236.0/22207.119.248.0/24207.119.32.0/22207.119.36.0/22207.119.40.0/22207.119.44.0/22207.119.48.0/22207.119.56.0/21207.119.65.0/24207.119.66.0/23207.119.68.0/22207.119.72.0/22207.119.76.0/22207.119.80.0/22207.119.84.0/24207.119.85.0/24207.119.86.0/23207.119.88.0/23207.119.90.0/23207.119.92.0/22207.119.96.0/20207.119.96.0/22207.126.40.0/21207.230.192.0/19207.230.192.0/24207.230.196.0/24207.230.198.0/24207.230.199.0/24207.230.200.0/24207.230.201.0/24207.230.202.0/24207.230.203.0/24207.230.204.0/24207.230.206.0/24207.230.207.0/24207.230.208.0/24207.230.209.0/24207.230.210.0/24207.230.211.0/24207.230.212.0/24207.230.213.0/24207.230.214.0/24207.230.215.0/24207.230.217.0/24207.230.219.0/24207.230.220.0/24207.230.222.0/24207.71.14.0/23208.101.200.0/24208.101.239.0/24208.123.192.0/20208.54.194.0/24208.54.195.0/24208.54.197.0/24208.54.198.0/23208.54.204.0/22208.54.208.0/24208.54.209.0/24208.54.210.0/24208.54.211.0/24208.54.212.0/24208.54.213.0/24208.54.214.0/24208.54.215.0/24208.54.216.0/24208.54.217.0/24208.54.218.0/24208.54.219.0/24208.54.220.0/24208.54.221.0/24208.54.222.0/24208.54.223.0/24208.85.28.0/22208.91.100.0/22209.142.128.0/18209.142.128.0/23209.142.130.0/24209.142.131.0/24209.142.134.0/24209.142.135.0/24209.142.136.0/24209.142.139.0/24209.142.141.0/24209.142.143.0/24209.142.149.0/24209.142.152.0/21209.142.159.0/24209.142.160.0/22209.142.162.0/24209.142.164.0/24209.142.167.0/24209.142.168.0/24209.142.170.0/24209.142.171.0/24209.142.172.0/24209.142.173.0/24209.142.174.0/24209.142.175.0/24209.142.176.0/24209.142.178.0/24209.142.180.0/24209.142.181.0/24209.142.182.0/24209.142.183.0/24209.142.185.0/24209.142.186.0/24209.142.188.0/24209.142.189.0/24209.142.190.0/24209.142.191.0/24209.206.128.0/17209.206.128.0/21209.206.131.0/24209.206.133.0/24209.206.134.0/24209.206.136.0/24209.206.139.0/24209.206.140.0/24209.206.144.0/24209.206.145.0/24209.206.146.0/23209.206.149.0/24209.206.150.0/24209.206.151.0/24209.206.152.0/24209.206.153.0/24209.206.154.0/24209.206.155.0/24209.206.156.0/24209.206.157.0/24209.206.158.0/24209.206.159.0/24209.206.161.0/24209.206.162.0/24209.206.166.0/24209.206.167.0/24209.206.168.0/24209.206.170.0/24209.206.171.0/24209.206.172.0/24209.206.175.0/24209.206.176.0/24209.206.177.0/24209.206.178.0/24209.206.179.0/24209.206.180.0/24209.206.181.0/24209.206.183.0/24209.206.184.0/24209.206.185.0/24209.206.196.0/24209.206.199.0/24209.206.208.0/24209.206.209.0/24209.206.210.0/24209.206.211.0/24209.206.214.0/24209.206.215.0/24209.206.216.0/24209.206.217.0/24209.206.219.0/24209.206.222.0/23209.206.240.0/22209.206.245.0/24209.206.254.0/24216.106.20.0/24216.116.80.0/20216.126.130.0/23216.126.136.0/22216.126.156.0/22216.126.160.0/21216.126.166.0/23216.126.176.0/22216.211.176.0/20216.211.176.0/24216.211.177.0/24216.211.178.0/24216.211.179.0/24216.211.180.0/24216.211.181.0/24216.211.182.0/24216.211.183.0/24216.211.184.0/24216.211.185.0/24216.211.186.0/24216.211.187.0/24216.211.188.0/24216.211.189.0/2423.173.216.0/2463.172.100.0/2263.232.250.0/2464.24.100.0/2264.24.104.0/2164.24.155.0/2464.24.168.0/2164.24.184.0/2164.24.200.0/2164.24.224.0/2164.24.224.0/2264.24.226.0/2364.24.226.0/2464.24.227.0/2464.24.228.0/2364.24.230.0/2464.24.239.0/2464.24.240.0/2264.24.35.0/2464.24.64.0/2164.24.72.0/2164.91.0.0/1764.91.0.0/2464.91.1.0/2464.91.10.0/2464.91.100.0/2264.91.105.0/2464.91.108.0/2464.91.11.0/2464.91.110.0/2364.91.12.0/2264.91.120.0/2464.91.124.0/2264.91.125.0/2464.91.16.0/2464.91.17.0/2464.91.18.0/2364.91.2.0/2464.91.20.0/2364.91.22.0/2464.91.23.0/2464.91.24.0/2464.91.25.0/2464.91.26.0/2464.91.27.0/2464.91.28.0/2464.91.29.0/2464.91.3.0/2464.91.30.0/2464.91.31.0/2464.91.32.0/2264.91.36.0/2464.91.37.0/2464.91.38.0/2364.91.40.0/2364.91.43.0/2464.91.44.0/2464.91.45.0/2464.91.46.0/2364.91.5.0/2464.91.50.0/2364.91.52.0/2464.91.56.0/2364.91.59.0/2464.91.60.0/2464.91.64.0/2064.91.65.0/2464.91.66.0/2364.91.68.0/2364.91.7.0/2464.91.70.0/2464.91.72.0/2464.91.77.0/2464.91.8.0/2464.91.84.0/2464.91.86.0/2464.91.9.0/2464.91.92.0/2464.91.93.0/2464.91.95.0/2464.91.96.0/2465.19.234.0/2465.19.235.0/2465.19.236.0/2465.195.245.0/2465.207.240.0/2466.112.0.0/1766.112.1.0/2466.112.100.0/2266.112.104.0/2266.112.108.0/2266.112.11.0/2466.112.12.0/2466.112.120.0/2266.112.124.0/2266.112.13.0/2466.112.14.0/2466.112.18.0/2466.112.21.0/2466.112.26.0/2366.112.28.0/2466.112.29.0/2466.112.31.0/2466.112.33.0/2466.112.34.0/2466.112.35.0/2466.112.36.0/2466.112.37.0/2466.112.39.0/2466.112.4.0/2466.112.41.0/2466.112.43.0/2466.112.44.0/2466.112.45.0/2466.112.46.0/2466.112.47.0/2466.112.48.0/2166.112.5.0/2466.112.54.0/2466.112.55.0/2466.112.56.0/2266.112.6.0/2466.112.60.0/2366.112.62.0/2466.112.63.0/2466.112.64.0/2466.112.65.0/2466.112.66.0/2466.112.67.0/2466.112.68.0/2466.112.69.0/2466.112.7.0/2466.112.70.0/2366.112.72.0/2266.112.76.0/2266.112.8.0/2466.112.80.0/2266.112.84.0/2466.112.85.0/2466.112.86.0/2466.112.87.0/2466.112.88.0/2366.112.9.0/2466.112.90.0/2466.112.91.0/2466.112.92.0/2366.112.94.0/2466.112.95.0/2466.112.96.0/2066.112.96.0/2266.113.45.0/2466.135.64.0/2166.135.72.0/2266.135.76.0/2266.135.80.0/2266.135.84.0/2366.135.86.0/2466.135.87.0/2466.135.88.0/2266.135.92.0/2266.19.132.0/2266.19.16.0/2166.19.194.0/2466.19.228.0/2266.19.232.0/2266.19.236.0/2466.19.24.0/2266.19.36.0/2266.19.40.0/2166.19.48.0/2166.19.56.0/2266.19.62.0/2366.19.72.0/2266.217.0.0/2066.217.100.0/2266.217.112.0/2066.217.184.0/2166.217.24.0/2166.217.244.0/2266.242.224.0/2266.242.240.0/2266.242.244.0/2466.242.245.0/2466.242.246.0/2466.242.247.0/2466.242.248.0/2467.222.176.0/2267.63.134.0/2468.68.160.0/2468.68.161.0/2468.68.162.0/2468.68.163.0/2468.68.164.0/2469.146.4.0/2469.179.0.0/1669.179.0.0/1869.179.104.0/2269.179.108.0/2269.179.112.0/2269.179.120.0/2269.179.128.0/1769.179.128.0/1969.179.160.0/2069.179.176.0/2269.179.180.0/2269.179.184.0/2269.179.188.0/2269.179.217.0/2469.179.220.0/2269.179.224.0/2069.179.240.0/2269.179.244.0/2269.179.248.0/2269.179.56.0/2169.179.64.0/1869.179.72.0/2169.179.80.0/2169.179.96.0/2469.179.97.0/2469.179.98.0/2469.179.99.0/2469.29.0.0/1669.29.0.0/2269.29.100.0/2269.29.104.0/2169.29.112.0/2169.29.12.0/2269.29.120.0/2269.29.124.0/2269.29.128.0/1869.29.128.0/2269.29.132.0/2269.29.136.0/2169.29.144.0/2169.29.152.0/2169.29.16.0/2469.29.160.0/2169.29.168.0/2269.29.17.0/2469.29.177.0/2469.29.178.0/2469.29.18.0/2469.29.181.0/2469.29.182.0/2469.29.183.0/2469.29.185.0/2469.29.187.0/2469.29.188.0/2469.29.19.0/2469.29.20.0/2469.29.21.0/2469.29.22.0/2469.29.224.0/1969.29.224.0/2269.29.228.0/2269.29.23.0/2469.29.232.0/2269.29.236.0/2269.29.24.0/2269.29.240.0/2069.29.28.0/2469.29.29.0/2469.29.30.0/2469.29.32.0/2269.29.36.0/2269.29.4.0/2269.29.40.0/2169.29.48.0/2269.29.50.0/2469.29.52.0/2269.29.56.0/2369.29.58.0/2369.29.60.0/2269.29.64.0/1969.29.8.0/2269.29.80.0/2269.29.84.0/2269.29.88.0/2269.29.92.0/2369.29.96.0/2269.55.147.0/2472.14.123.0/2472.14.85.0/2472.160.0.0/1572.160.0.0/1772.160.104.0/2272.160.108.0/2272.160.116.0/2272.160.120.0/2272.160.128.0/1772.160.128.0/2272.160.132.0/2272.160.136.0/2272.160.140.0/2272.160.144.0/2272.160.148.0/2272.160.152.0/2272.160.156.0/2272.160.160.0/1972.160.196.0/2272.160.204.0/2272.160.228.0/2272.160.232.0/2272.160.240.0/2172.160.248.0/2272.160.252.0/2272.160.68.0/2272.160.72.0/2172.160.80.0/2172.160.88.0/2172.160.96.0/2172.161.0.0/1674.200.32.0/1975.120.0.0/1575.120.0.0/1675.120.0.0/1975.120.128.0/1975.120.160.0/2075.120.176.0/2175.120.188.0/2275.120.224.0/2075.120.240.0/2175.120.248.0/2175.120.32.0/2075.120.48.0/2275.120.52.0/2275.120.56.0/2275.120.60.0/2275.120.64.0/1875.121.0.0/1775.121.0.0/2175.121.100.0/2275.121.104.0/2275.121.112.0/2275.121.116.0/2275.121.120.0/2175.121.128.0/2275.121.132.0/2275.121.136.0/2275.121.140.0/2275.121.144.0/2275.121.148.0/2275.121.152.0/2275.121.156.0/2275.121.16.0/2275.121.160.0/2275.121.188.0/2275.121.192.0/2275.121.196.0/2275.121.20.0/2275.121.204.0/2275.121.212.0/2275.121.216.0/2275.121.220.0/2275.121.224.0/2275.121.228.0/2275.121.232.0/2275.121.236.0/2275.121.240.0/2275.121.244.0/2275.121.248.0/2275.121.252.0/2275.121.32.0/2275.121.36.0/2275.121.44.0/2275.121.48.0/2275.121.52.0/2275.121.56.0/2275.121.60.0/2275.121.64.0/2275.121.68.0/2275.121.72.0/2275.121.8.0/2175.121.84.0/2275.121.88.0/2275.121.92.0/2275.121.96.0/2297.75.235.0/2498.125.0.0/1698.159.64.0/2099.194.0.0/1599.194.0.0/16
3 IPv6 prefixes
2407:d340::/322602:f947::/402602:fed2:770a::/48
Registries

Each registry’s copy

NTTCOM7 membersCenturyTel
Maintained byMAINT-CENTURYTEL
Last modified2007-05-18
MembersAS5668 AS25846 AS18897 AS21932 AS25794 AS12047 AS6316
mbrs-by-refN
Tools

Check AS-CENTURYTEL live

IRR API, with prefixes