ResearchIRR · RADB

AS-C1-IPV6 CyrusOne and downstream customer ASNs.

An as-set registered in RADB, maintained by MAINT-AS62. It names 25 ASes and 0 sets directly; followed all the way down, it reaches 25 ASes through 0 nested sets.

Members

What AS-C1-IPV6 lists

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

AS19 LEIDOS-ASAS62 CONEAS2165 HPINCAS10848 NTTDATAAS14032 FOOT-LOCKER-CORPORATE-SERVICESAS16391 CELITO-1AS16477 NCL-203-16477AS16991 CBTS-AS-DC1AS18676 AVAYAAS19384 GRAMTEL001AS19479 CERVALISAS20013 CYRUSONEAS30023 CYRUSONE-CINAS36236 NETACTUATEAS36607 ACMAS40062 ASCENDLEARNINGAS46696 DATACANOPY-C1-DFW1AS47523AS53736 NUTANIX-ITAS62529 AS-APEXAS62872 CBTS-AS-DC2AS393252 MCCARTHY-HOLDINGS-INCAS394302 IAD-COLOAS400615 DATACANOPY-C1-NVA5AS402659 USA-FED-ASN-01
Expanded

Every AS it reaches

What a filter built from AS-C1-IPV6 would let in: 25 ASes.

Show the 25 ASes
AS19AS62AS2165AS10848AS14032AS16391AS16477AS16991AS18676AS19384AS19479AS20013AS30023AS36236AS36607AS40062AS46696AS47523AS53736AS62529AS62872AS393252AS394302AS400615AS402659
Prefixes

What AS-C1-IPV6 covers

Every route object in the IRR whose origin is one of the 25 ASes it reaches: the prefixes a filter built from AS-C1-IPV6 (with bgpq4, say) would allow. 825 IPv4 and 137 IPv6. Every one is in the IRR API.

825 IPv4 prefixes
1.232.49.0/24100.42.48.0/20102.213.152.0/22102.213.152.0/23102.213.153.0/24102.67.164.0/22102.67.164.0/23102.67.165.0/24102.67.166.0/23102.67.166.0/24102.67.167.0/24103.254.160.0/22103.30.213.0/24103.6.84.0/22103.6.84.0/24103.6.85.0/24103.6.86.0/24103.6.87.0/24103.84.152.0/22103.84.152.0/24103.84.153.0/24103.84.154.0/24103.84.155.0/24104.152.64.0/21104.160.240.0/22104.160.240.0/24104.171.0.0/20104.225.0.0/17104.225.0.0/22104.225.1.0/24104.225.100.0/24104.225.102.0/23104.225.102.0/24104.225.103.0/24104.225.104.0/24104.225.106.0/23104.225.107.0/24104.225.11.0/24104.225.112.0/20104.225.12.0/22104.225.12.0/24104.225.124.0/23104.225.15.0/24104.225.16.0/24104.225.17.0/24104.225.19.0/24104.225.2.0/23104.225.2.0/24104.225.20.0/24104.225.21.0/24104.225.22.0/24104.225.24.0/23104.225.4.0/22104.225.4.0/24104.225.48.0/24104.225.49.0/24104.225.8.0/22104.225.8.0/24104.225.95.0/24104.225.96.0/24104.225.97.0/24104.225.98.0/24104.225.99.0/24104.251.112.0/24108.175.144.0/2012.105.138.0/2412.105.139.0/2412.107.122.0/2312.148.64.0/2412.148.65.0/2412.148.68.0/2212.96.240.0/20121.162.175.0/24129.46.232.0/23131.150.10.0/23131.150.14.0/24131.150.7.0/24134.132.224.0/24134.132.225.0/24134.132.226.0/23134.195.62.0/24134.195.78.0/24135.10.0.0/16135.10.192.0/19135.105.0.0/16135.11.0.0/16135.11.0.0/17135.11.119.0/24135.11.123.0/24135.11.128.0/17135.11.2.0/23135.11.22.0/23135.11.29.0/24135.11.3.0/24135.11.4.0/23135.11.53.0/24135.11.7.0/24135.122.0.0/15135.123.128.0/18135.123.64.0/18135.124.0.0/15135.124.0.0/17135.124.128.0/17135.148.0.0/16135.169.0.0/16135.169.111.0/24135.169.122.0/23135.169.126.0/23135.169.128.0/19135.169.128.0/24135.169.129.0/24135.169.138.0/23135.169.142.0/23135.169.160.0/20135.169.64.0/19135.169.96.0/19135.169.96.0/22135.169.96.0/24135.169.97.0/24135.20.0.0/16135.27.0.0/16135.35.0.0/16135.39.164.0/24135.55.0.0/16135.56.0.0/16135.60.0.0/16135.60.128.0/17135.64.0.0/16135.74.0.0/16135.74.192.0/19135.8.0.0/14135.8.0.0/15135.8.0.0/16138.108.0.0/16138.108.1.0/24138.108.104.0/23138.108.106.0/24138.108.110.0/24138.108.113.0/24138.108.115.0/24138.108.116.0/24138.108.124.0/24138.108.128.0/24138.108.129.0/24138.108.13.0/24138.108.132.0/24138.108.135.0/24138.108.136.0/24138.108.137.0/24138.108.14.0/23138.108.140.0/22138.108.144.0/24138.108.148.0/24138.108.150.0/24138.108.152.0/24138.108.154.0/24138.108.155.0/24138.108.157.0/24138.108.16.0/20138.108.16.0/21138.108.162.0/24138.108.163.0/24138.108.170.0/24138.108.3.0/24138.108.32.0/23138.108.32.0/24138.108.33.0/24138.108.36.0/24138.108.38.0/24138.108.39.0/24138.108.45.0/24138.108.46.0/24138.108.50.0/24138.108.51.0/24138.108.54.0/24138.108.63.0/24138.108.80.0/24138.108.81.0/24138.108.82.0/24138.108.83.0/24138.108.94.0/24138.108.96.0/21139.60.112.0/24139.60.113.0/24139.60.114.0/24139.60.115.0/24140.162.0.0/16140.162.24.0/21140.162.8.0/22141.131.128.0/24141.131.129.0/24141.131.130.0/24141.131.131.0/24142.54.40.0/24143.243.0.0/16148.147.0.0/16148.147.128.0/17148.163.192.0/18148.163.200.0/22148.163.204.0/22148.163.219.0/24148.163.220.0/24148.163.222.0/24148.163.223.0/24148.59.176.0/24149.49.0.0/16149.8.0.0/16149.8.0.0/22151.193.16.0/22151.193.20.0/23151.193.46.0/23155.184.0.0/16155.184.128.0/22155.184.132.0/22155.184.136.0/22155.184.140.0/22157.53.0.0/16157.53.0.0/19157.53.128.0/19157.53.192.0/19157.53.242.0/24157.53.248.0/24157.53.249.0/24157.53.250.0/24157.53.251.0/24157.53.252.0/24157.53.32.0/19157.53.96.0/19158.51.79.0/24159.246.20.0/23159.246.22.0/24159.246.60.0/2216.0.0.0/1616.1.0.0/1616.143.0.0/1616.172.0.0/1616.2.192.0/2416.2.193.0/2416.2.194.0/2416.2.195.0/2416.228.96.0/1916.229.250.0/2416.230.96.0/1916.231.250.0/2416.248.65.0/24161.132.17.0/24162.217.112.0/22162.217.115.0/24162.223.10.0/23162.223.12.0/22162.223.15.0/24162.223.8.0/21162.223.8.0/23162.245.236.0/24162.245.237.0/24162.245.238.0/24162.245.239.0/24162.248.220.0/22162.248.220.0/24162.248.221.0/24162.248.222.0/24162.248.80.0/22162.249.240.0/22162.249.244.0/22162.253.144.0/21162.254.160.0/21162.33.182.0/24165.140.135.0/24165.254.108.0/24167.253.57.0/24172.84.157.0/24173.227.224.0/24176.58.88.0/21176.58.88.0/24176.58.89.0/24176.58.90.0/24176.58.91.0/24176.58.92.0/24176.58.93.0/24176.58.94.0/24176.58.95.0/24185.113.231.0/24185.178.200.0/24185.178.201.0/24185.178.202.0/24185.178.203.0/24185.28.195.0/24185.34.0.0/22185.34.2.0/23185.34.2.0/24185.34.3.0/24185.37.38.0/24185.40.232.0/22185.40.232.0/24185.40.233.0/24185.40.234.0/24185.40.235.0/24185.58.212.0/22192.109.197.0/24192.131.125.0/24192.132.104.0/24192.138.189.0/24192.139.62.0/24192.146.154.0/24192.146.155.0/24192.160.56.0/24192.169.48.0/20192.170.11.0/24192.170.12.0/24192.190.32.0/24192.196.240.0/20192.203.96.0/24192.207.241.0/24192.23.120.0/23192.234.243.0/24192.245.157.0/24192.31.129.0/24192.31.130.0/24192.31.135.0/24192.31.138.0/24192.31.140.0/24192.31.142.0/23192.31.142.0/24192.33.134.0/24192.5.8.0/24192.55.214.0/24192.58.206.0/24192.58.207.0/24192.6.2.0/23192.64.203.0/24192.64.204.0/24192.73.240.0/20192.73.240.0/22192.73.240.0/24192.73.241.0/24192.73.242.0/24192.73.243.0/24192.73.248.0/24192.73.249.0/24192.73.250.0/24192.73.251.0/24192.73.252.0/24192.73.253.0/24192.73.255.0/24192.75.58.0/24195.216.176.0/22195.216.182.0/23195.216.184.0/22195.216.188.0/22198.136.250.0/24198.138.110.0/23198.139.189.0/24198.139.226.0/24198.139.233.0/24198.152.0.0/16198.152.104.0/22198.152.13.0/24198.152.16.0/24198.152.17.0/24198.152.210.0/24198.152.22.0/24198.152.254.0/24198.152.27.0/24198.152.46.0/23198.152.59.0/24198.152.60.0/24198.152.64.0/24198.152.65.0/24198.152.66.0/23198.152.66.0/24198.152.67.0/24198.152.70.0/24198.152.71.0/24198.152.73.0/24198.152.74.0/24198.152.76.0/24198.152.84.0/24198.160.15.0/24198.176.44.0/24198.176.47.0/24198.179.225.0/24198.183.170.0/24198.187.138.0/23198.206.244.0/24198.207.241.0/24198.252.64.0/20198.27.0.0/24198.32.126.0/23198.32.130.0/24198.32.131.0/24198.32.136.0/21198.32.145.0/24198.32.147.0/24198.32.148.0/22198.32.152.0/21198.32.16.0/20198.32.164.0/24198.32.166.0/23198.32.168.0/22198.32.172.0/23198.32.174.0/24198.32.180.0/24198.32.184.0/23198.32.187.0/24198.32.188.0/23198.32.193.0/24198.32.197.0/24198.32.198.0/23198.32.200.0/21198.32.200.0/24198.32.208.0/20198.32.240.0/24198.32.244.0/22198.32.248.0/21198.32.32.0/19198.32.64.0/19198.32.8.0/21198.32.98.0/24198.49.86.0/24198.58.73.0/24198.58.75.0/24198.58.76.0/24198.58.77.0/24198.58.78.0/24198.58.79.0/24198.58.80.0/20198.59.176.0/24198.59.177.0/24199.101.168.0/22199.102.76.0/22199.119.212.0/23199.119.214.0/24199.120.185.0/24199.167.60.0/22199.182.74.0/24199.19.244.0/22199.192.218.0/23199.222.69.0/24199.222.74.0/24199.231.196.0/22199.231.198.0/23199.231.198.0/24199.231.199.0/24199.233.228.0/22199.244.124.0/22199.244.124.0/24199.244.125.0/24199.244.126.0/24199.244.127.0/24199.253.108.0/23199.253.110.0/24199.255.10.0/24199.255.11.0/24199.255.8.0/22199.255.8.0/24199.255.9.0/24199.38.180.0/22199.38.181.0/24199.38.182.0/24199.38.183.0/24199.43.224.0/24199.48.128.0/21199.48.128.0/22199.48.131.0/24199.48.132.0/22199.58.208.0/24199.83.49.0/24199.87.116.0/24199.87.118.0/24199.87.119.0/24203.11.170.0/24203.11.171.0/24203.11.172.0/24203.11.173.0/24203.11.174.0/24204.10.88.0/21204.105.17.0/24204.105.32.0/24204.109.56.0/21204.109.56.0/22204.109.58.0/24204.109.60.0/22204.109.61.0/24204.115.176.0/21204.115.7.0/24204.128.227.0/24204.128.228.0/24204.138.255.0/24204.139.56.0/21204.141.103.0/24204.141.217.0/24204.141.218.0/23204.16.136.0/22204.16.136.0/24204.16.137.0/24204.16.138.0/24204.16.139.0/24204.16.60.0/22204.17.215.0/24204.17.220.0/24204.238.225.0/24204.80.234.0/24204.9.116.0/22204.9.136.0/21204.9.136.0/24204.9.137.0/24204.9.138.0/24204.9.139.0/24204.9.140.0/24204.9.141.0/24204.9.143.0/24204.90.123.0/24205.141.67.0/24205.147.104.0/22205.147.104.0/24205.147.105.0/24205.147.106.0/24205.147.107.0/24205.153.240.0/22205.159.195.0/24205.196.176.0/20205.236.78.0/24205.236.79.0/24206.217.144.0/20206.220.240.0/20206.51.10.0/24206.51.11.0/24206.51.12.0/24206.51.13.0/24206.51.14.0/24206.51.15.0/24206.51.8.0/24206.51.9.0/24206.51.9.0/25206.83.154.0/23207.111.101.0/24207.111.102.0/24207.111.103.0/24207.111.104.0/24207.198.183.0/24207.235.79.0/24207.76.170.0/24207.76.175.0/24208.1.60.0/22208.1.60.0/24208.1.61.0/24208.1.62.0/24208.1.63.0/24208.111.32.0/20208.111.32.0/24208.111.33.0/24208.111.34.0/24208.111.35.0/24208.111.36.0/24208.111.38.0/24208.111.39.0/24208.111.42.0/24208.111.43.0/24208.111.44.0/24208.111.45.0/24208.111.46.0/23208.111.46.0/24208.111.47.0/24208.64.45.0/24208.67.230.0/24208.79.80.0/22208.79.80.0/24208.83.37.0/24208.86.224.0/22208.86.226.0/24208.92.152.0/23209.170.128.0/19209.170.140.0/22209.170.149.0/24209.170.151.0/24209.170.159.0/24209.172.192.0/19209.172.192.0/23209.172.194.0/23209.172.196.0/23209.172.198.0/24209.172.199.0/24209.172.200.0/24209.172.201.0/24209.172.202.0/23209.172.204.0/23209.172.206.0/23209.172.208.0/22209.172.210.0/23209.172.212.0/23209.172.214.0/23209.172.216.0/23209.177.144.0/20209.177.144.0/24209.177.145.0/24209.177.146.0/24209.177.147.0/24209.177.148.0/24209.177.149.0/24209.177.150.0/24209.177.151.0/24209.177.152.0/24209.177.153.0/24209.177.154.0/24209.177.155.0/24209.177.156.0/24209.177.157.0/24209.177.158.0/24209.182.248.0/24209.182.249.0/24209.242.126.0/23209.242.64.0/18209.242.94.0/24209.245.212.0/23209.80.131.0/24216.117.0.0/18216.117.0.0/20216.117.0.0/23216.117.105.0/24216.117.111.0/24216.117.14.0/23216.117.16.0/21216.117.2.0/23216.117.24.0/23216.117.25.0/24216.117.26.0/24216.117.28.0/23216.117.30.0/24216.117.31.0/24216.117.36.0/22216.117.4.0/24216.117.40.0/24216.117.41.0/24216.117.42.0/24216.117.43.0/24216.117.44.0/24216.117.45.0/24216.117.46.0/23216.117.5.0/24216.117.50.0/23216.117.52.0/22216.117.52.0/23216.117.52.0/24216.117.54.0/23216.117.56.0/24216.117.57.0/24216.117.58.0/24216.117.59.0/24216.117.61.0/24216.117.62.0/24216.117.63.0/24216.117.64.0/19216.117.64.0/24216.117.65.0/24216.117.66.0/24216.117.67.0/24216.117.7.0/24216.117.70.0/24216.117.71.0/24216.117.72.0/23216.117.74.0/23216.117.76.0/24216.117.79.0/24216.117.80.0/23216.117.82.0/23216.117.86.0/23216.117.88.0/24216.117.89.0/24216.117.90.0/24216.117.91.0/24216.117.92.0/23216.117.96.0/20216.117.98.0/24216.143.12.0/24216.143.8.0/21216.182.0.0/18216.182.13.0/24216.195.64.0/19216.223.160.0/23216.223.162.0/24216.223.163.0/24216.223.165.0/24216.223.166.0/24216.223.168.0/23216.223.174.0/24216.223.175.0/24216.223.176.0/23216.223.177.0/24216.223.178.0/23216.223.179.0/24216.223.180.0/24216.223.181.0/24216.223.184.0/24216.223.188.0/22216.223.188.0/24216.223.189.0/24216.244.110.0/24216.244.111.0/24216.244.112.0/24216.244.113.0/24216.244.114.0/24216.244.115.0/24216.244.116.0/22216.244.120.0/21216.244.122.0/24216.244.124.0/24216.244.125.0/24216.244.96.0/19216.244.96.0/20216.244.99.0/24216.44.116.0/22216.44.124.0/23216.44.78.0/2323.134.128.0/2423.137.160.0/2423.143.68.0/2423.29.52.0/2423.29.55.0/2423.91.112.0/2038.109.177.0/244.1.82.16/284.28.8.56/2943.245.48.0/2243.245.48.0/2443.245.49.0/2443.245.50.0/2443.245.51.0/2445.127.112.0/2245.159.96.0/2345.159.97.0/2445.159.98.0/2445.159.99.0/2445.54.0.0/1745.54.12.0/2445.54.32.0/2045.54.48.0/2045.54.90.0/2450.59.118.0/2350.59.118.0/2450.59.240.0/2259.153.12.0/2362.189.21.0/2463.144.114.0/2463.214.242.0/2463.237.36.0/2464.156.56.0/2464.238.144.0/2064.238.159.0/2464.68.196.0/2464.68.197.0/2465.112.246.0/2365.88.84.0/2265.90.80.0/2166.112.147.0/2466.112.149.0/2466.175.208.0/2066.207.45.0/2466.227.16.0/2266.85.248.0/2266.97.0.0/2067.110.192.0/2267.110.196.0/2267.110.200.0/2267.110.204.0/2267.110.208.0/2267.110.212.0/2267.208.144.0/2067.96.16.0/2267.96.20.0/2467.96.24.0/2167.96.24.0/2469.176.102.0/2469.176.103.0/2469.176.104.0/2269.176.106.0/2469.176.108.0/2369.176.109.0/2469.176.96.0/2069.39.160.0/1969.39.160.0/2069.64.22.0/2469.7.160.0/1969.7.160.0/2069.7.170.0/2469.7.173.0/2469.7.175.0/2469.7.184.0/2469.7.190.0/2469.73.128.0/1869.73.128.0/1969.73.128.0/2469.73.130.0/2469.73.132.0/2469.73.134.0/2369.73.136.0/2369.73.140.0/2269.73.144.0/2069.73.160.0/1969.73.160.0/2069.73.176.0/2272.250.192.0/2072.250.192.0/2272.250.197.0/2472.250.202.0/2472.250.203.0/2472.250.204.0/2372.250.206.0/2372.35.224.0/2074.113.228.0/2274.113.228.0/2474.113.229.0/2474.113.230.0/2474.113.231.0/2474.113.231.0/2576.77.144.0/2376.77.148.0/2476.77.151.0/2476.77.152.0/2276.77.152.0/2376.77.156.0/2276.77.156.0/248.14.32.0/248.36.115.0/248.9.239.0/2485.189.29.0/24
137 IPv6 prefixes
2001:470:420::/482001:470:488::/482067:ff70:16::/482400:6b80::/322400:a1c0::/322403:2500:300::/482403:2500:4000::/412403:2500:400::/482403:2500:500::/412403:2500:8000::/482403:2500:9000::/412403:2500:9000::/422403:2500:9040::/422403:2500:9100::/482403:2500::/322602:806:4000::/442602:806:4002::/482602:f37d:1::/482602:f5c8:20::/442602:f5c8:80::/412602:f5c8::/412602:f5c8:c0::/432602:f5c8:e0::/442602:fca3:10::/482602:fca3::/482602:fd87::/362602:ff12::/362604:3d80::/322605:9600::/322605:b640:1101::/482605:b640:1500::/442605:b640:1530::/442605:b640:1560::/442606:5680:1000::/362606:80::/322607:140::/322607:e100:2000::/402607:e100:3000::/402607:f5d0::/322607:f740:100::/482607:f740:101::/482607:f740:10::/482607:f740:11::/482607:f740:14::/482607:f740:15::/482607:f740:16::/482607:f740:17::/482607:f740:19::/482607:f740:1::/482607:f740:20::/482607:f740:21::/482607:f740:22::/482607:f740:23::/482607:f740:24::/482607:f740:27::/482607:f740:38::/482607:f740:44::/482607:f740:45::/482607:f740:46::/482607:f740:50::/482607:f740:56::/482607:f740:57::/482607:f740:69::/482607:f740:70::/482607:f740:74::/482607:f740:75::/482607:f740:80::/442607:f740:90::/482607:f740::/322607:f740::/482607:f740:a::/482607:f740:b::/482607:f740:c::/482607:f740:d::/482607:f740:e600::/412607:f740:e680::/412607:f740:e::/482607:f740:f::/482607:fae0:9000::/362607:fc50:1000::/362607:fc50:2000::/362607:fc50:2001::/482607:fc50:3000::/362607:fc50:4000::/412607:fc50:4100::/412607:fc50:5000::/362607:fc50:9000::/482607:fc50::/322607:fc50::/362607:ff70::/322610:190:1c00::/382610:190:1f00::/402610:190:3c00::/382610:190:3e00::/392610:190:5f00::/402610:190:6000::/392610:190:7c00::/382610:190:9f00::/402610:190::/322610:190::/382610:190::/402610:190::/482610:190:bf00::/402610:190:df00::/402620:0:a00::/482620:0:a01::/482620:10e:8000::/402620:11c:8000::/362620:12b:1001::/482620:130:9000::/482620:130:9001::/482620:49:3::/482620:49:4::/482620:79:4000::/482620:92:4100::/522620:a9:8000::/452620:a9:8008::/452620:f2:c000::/482650:9600::/322a00:dd80:10::/482a00:dd80:14::/482a00:dd80:20::/482a00:dd80:21::/482a00:dd80:3f::/482a00:dd80:40::/482a00:dd80:41::/482a00:dd80:42::/482a00:dd80:9::/482a00:dd80::/322a00:dd80:d::/482a0c:4380:100::/482a10:f781:10:2b88::/642c0f:edb0:2000::/362c0f:edb0:4000::/362c0f:edb0::/322c0f:edb0::/362c0f:edb0::/48
Registries

Each registry’s copy

RADB25 membersCyrusOne and downstream customer ASNs.
Maintained byMAINT-AS62
Last modified2026-09-16T20:38:24Z
MembersAS62 AS19384 AS19479 AS20013 AS30023 AS19 AS2165 AS10848 AS14032 AS16391 AS16477 AS16991 AS18676 AS36236 AS36607 AS393252 AS394302 AS400615 AS402659 AS40062 AS46696 AS47523 AS53736 AS62529 AS62872
mbrs-by-refN
Used by

Sets that include AS-C1-IPV6

AS-MFNX
Tools

Check AS-C1-IPV6 live

IRR API, with prefixes