ResearchIRR · RADB

AS-JAPAN-TELECOM Japan Telecom Co.,Ltd.

An as-set registered in RADB, maintained by MAINT-AS4722. It names 2 ASes and 2 sets directly; followed all the way down, it reaches 24 ASes through 2 nested sets.

Members

What AS-JAPAN-TELECOM lists

2 ASes and 2 sets, written in the object across every registry that holds it. Sets open their own page.

AS-ODNAS-WSIPAS4722 SB4722AS4725 ODN
Expanded

Every AS it reaches

What a filter built from AS-JAPAN-TELECOM would let in: 24 ASes.

Show the 24 ASes
AS4722AS4725AS7514AS9593AS12348AS17505AS17509AS17510AS17937AS23795AS24263AS24286AS37888AS55373AS55383AS55396AS58654AS58789AS59116AS59121AS59129AS131989AS137008AS137269
Prefixes

What AS-JAPAN-TELECOM covers

Every route object in the IRR whose origin is one of the 24 ASes it reaches: the prefixes a filter built from AS-JAPAN-TELECOM (with bgpq4, say) would allow. 288 IPv4 and 17 IPv6. Every one is in the IRR API.

288 IPv4 prefixes
1.5.0.0/16103.1.120.0/22103.1.248.0/22103.1.248.0/23103.1.248.0/24103.1.249.0/24103.1.250.0/23103.1.250.0/24103.1.251.0/24103.106.117.0/24103.113.246.0/24103.144.6.0/23103.17.184.0/22103.17.184.0/23103.17.184.0/24103.17.185.0/24103.17.186.0/23103.17.186.0/24103.17.187.0/24103.18.100.0/22103.225.152.0/22103.225.152.0/23103.225.152.0/24103.225.153.0/24103.225.154.0/23103.225.154.0/24103.225.155.0/24103.90.16.0/23103.94.228.0/22113.192.128.0/17113.192.153.0/24115.187.92.0/22117.46.10.0/23117.46.12.0/22117.46.12.0/23117.46.14.0/23117.46.16.0/22117.46.16.0/23117.46.18.0/23117.46.4.0/22117.46.4.0/23117.46.6.0/23117.46.8.0/22117.46.8.0/23120.89.128.0/17120.93.0.0/16123.108.236.0/22123.108.236.0/23123.108.238.0/23133.158.0.0/16133.247.200.0/24133.247.201.0/24133.247.202.0/24133.247.220.0/24133.247.72.0/24133.247.73.0/24133.25.0.0/16138.101.0.0/16138.212.0.0/17138.212.110.0/24143.90.0.0/16150.3.96.0/24157.2.10.0/24157.2.11.0/24157.2.126.0/24157.2.13.0/24157.2.8.0/24157.2.9.0/24157.78.0.0/16157.78.0.0/17157.78.128.0/18157.78.192.0/19157.78.224.0/20157.78.240.0/21157.78.248.0/21158.202.152.0/21158.202.152.0/22158.202.156.0/22158.202.40.0/21158.202.40.0/22158.202.44.0/22165.76.0.0/17165.99.246.0/24165.99.247.0/24170.105.10.0/24170.105.12.0/22170.105.16.0/22170.105.18.0/24170.105.20.0/24170.105.21.0/24170.105.24.0/22170.105.26.0/24170.105.27.0/24170.105.29.0/24170.105.30.0/24170.105.8.0/24182.158.0.0/15185.164.244.0/22192.218.136.0/23192.50.151.0/24192.50.152.0/24192.50.153.0/24193.23.167.0/24194.173.174.0/23194.45.232.0/24195.181.224.0/20198.36.75.0/24202.11.64.0/24202.12.10.0/24202.12.8.0/21202.12.8.0/24202.12.9.0/24202.126.224.0/20202.15.32.0/21202.174.192.0/19202.179.200.0/23202.179.202.0/24202.179.203.0/24202.179.204.0/24202.179.207.0/24202.19.20.0/24202.19.21.0/24202.211.128.0/17202.216.170.0/24202.217.128.0/17202.218.14.0/24202.218.56.0/22202.223.0.0/22202.227.0.0/18202.228.203.0/24202.230.19.0/24202.230.59.0/24202.234.128.0/24202.234.131.0/24202.234.132.0/24202.234.136.0/24202.234.138.0/24202.234.145.0/24202.234.146.0/24202.234.148.0/24202.234.152.0/24202.234.154.0/24202.234.56.0/21202.240.192.0/19202.241.233.0/24202.241.239.0/24202.242.240.0/23202.250.32.0/24202.250.37.0/24202.250.38.0/24202.253.96.0/22202.253.96.0/23202.253.98.0/23202.255.48.0/22202.26.187.0/24202.26.200.0/21202.33.0.0/16202.33.134.0/24202.33.167.0/24202.33.19.0/24202.33.227.0/24202.35.16.0/20202.35.28.0/24202.35.31.0/24202.48.208.0/24202.48.210.0/24202.48.211.0/24202.48.212.0/24202.48.212.0/25202.48.212.128/25202.48.213.0/24202.48.213.0/25202.48.213.128/25202.48.214.0/24202.48.216.0/24202.48.217.0/24202.53.152.0/24202.74.253.0/24202.84.18.0/23202.84.18.0/24202.84.19.0/24203.129.160.0/20203.129.176.0/20203.137.173.0/24203.139.0.0/17203.139.40.0/24203.140.192.0/20203.183.153.0/24203.183.154.0/23210.129.185.0/24210.129.38.0/24210.134.64.0/19210.134.76.0/24210.140.1.0/24210.140.188.0/23210.140.32.0/23210.142.160.0/19210.146.0.0/18210.151.0.0/18210.152.206.0/24210.152.89.0/24210.155.128.0/19210.155.128.0/24210.156.96.0/20210.158.207.0/24210.158.210.0/23210.166.224.0/19210.168.42.0/24210.168.67.0/24210.168.68.0/23210.169.128.0/17210.169.212.0/24210.169.231.0/24210.171.118.0/24210.171.123.0/24210.174.128.0/17210.175.0.0/17210.188.0.0/17210.189.249.0/24210.189.93.0/24210.197.0.0/16210.198.0.0/19210.198.20.0/24210.228.128.0/17210.231.0.0/17210.231.106.0/24210.235.6.0/23210.236.234.0/23210.237.128.0/17210.239.72.0/24210.239.73.0/24210.252.103.0/24210.252.128.0/17210.254.0.0/18211.120.10.0/24211.120.28.0/23211.120.8.0/24211.121.0.0/16211.127.0.0/16211.13.192.0/19211.13.196.0/24211.131.0.0/16211.133.252.0/24211.14.139.0/24211.14.140.0/24211.2.216.0/24211.3.0.0/16211.8.0.0/16212.237.152.0/21212.34.160.0/19212.34.172.0/24212.34.177.0/24218.216.128.0/20218.216.16.0/20218.216.80.0/20218.218.0.0/16218.40.192.0/20218.46.0.0/16219.100.180.0/23219.100.182.0/24219.112.240.0/20219.112.240.0/21219.112.248.0/21219.66.0.0/15220.212.0.0/16223.223.224.0/21223.223.232.0/2127.125.204.0/2227.125.204.0/2327.125.204.0/2427.125.205.0/2427.125.206.0/2327.125.206.0/2427.125.207.0/2439.2.0.0/1561.116.0.0/1661.121.241.0/2461.123.0.0/1661.196.0.0/1661.201.0.0/1661.209.0.0/1680.208.192.0/2082.100.184.0/2186.109.224.0/1986.109.228.0/2486.109.248.0/2391.213.20.0/2495.87.112.0/21
17 IPv6 prefixes
2001:278::/322001:2f0::/322001:3c0::/352001:67c:2e60::/482001:df0:21e::/482404:3200::/322404:cb00::/322620:13f:700c::/472620:13f:700d::/482620:13f:700e::/472620:13f:700f::/482620:13f:701c::/482620:13f:701d::/482620:13f:701e::/482620:13f:701f::/482a00:12e8:f141::/482a01:120::/29
Registries

Each registry’s copy

RADB4 membersJapan Telecom Co.,Ltd.
Maintained byMAINT-AS4722
Last modified2023-11-13T15:39:32Z
MembersAS4722 AS4725 AS-WSIP AS-ODN
mbrs-by-refN
Tools

Check AS-JAPAN-TELECOM live

IRR API, with prefixes