ResearchIRR · ARIN

AS-TWOP Two P

An as-set registered in ARIN, maintained by MNT-TIMOT-14. It names 2 ASes and 2 sets directly; followed all the way down, it reaches 5 ASes through 2 nested sets.

Members

What AS-TWOP lists

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

AS-EIGHTEIGHTEEN-SERVICESAS22296:AS-ALLAS6140 TWO-PAS64203 EIGHT-EIGHTEEN-ROUTING
Expanded

Every AS it reaches

What a filter built from AS-TWOP would let in: 5 ASes.

Show the 5 ASes
AS6140AS22296AS64203AS398328AS402729
Prefixes

What AS-TWOP covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS-TWOP (with bgpq4, say) would allow. 307 IPv4 and 10 IPv6. Every one is in the IRR API.

307 IPv4 prefixes
107.161.208.0/20134.162.51.0/24159.12.104.0/24159.12.106.0/24167.252.0.0/16167.252.0.0/17167.252.128.0/17169.128.232.0/22170.155.0.0/16174.136.248.0/24190.216.208.0/20192.0.16.0/24192.203.228.0/24198.182.225.0/24200.0.166.0/24200.0.167.0/24200.0.184.0/24200.0.194.0/23200.0.196.0/23200.1.103.0/24200.1.173.0/24200.1.64.0/24200.1.66.0/24200.1.73.0/24200.1.76.0/24200.1.81.0/24200.1.87.0/24200.1.88.0/24200.1.89.0/24200.1.95.0/24200.10.161.0/24200.2.64.0/22200.2.64.0/24200.2.65.0/24200.3.113.0/24200.31.0.0/24200.31.10.0/24200.31.12.0/22200.31.12.0/23200.31.12.0/24200.31.13.0/24200.31.14.0/23200.31.14.0/24200.31.15.0/24200.31.16.0/21200.31.16.0/22200.31.16.0/23200.31.16.0/24200.31.17.0/24200.31.18.0/23200.31.19.0/24200.31.2.0/24200.31.20.0/22200.31.20.0/23200.31.20.0/24200.31.21.0/24200.31.22.0/23200.31.22.0/24200.31.23.0/24200.31.24.0/21200.31.26.0/24200.31.27.0/24200.31.28.0/23200.31.28.0/24200.31.29.0/24200.31.30.0/24200.31.31.0/24200.31.6.0/24200.31.8.0/23200.32.109.0/24200.32.68.0/22200.32.70.0/24200.32.71.0/24200.32.72.0/23200.32.77.0/24200.32.80.0/22200.32.80.0/23200.32.80.0/24200.32.81.0/24200.32.82.0/23200.32.82.0/24200.32.83.0/24200.32.84.0/22200.32.88.0/21200.32.92.0/24200.41.0.0/22200.41.10.0/23200.41.10.0/24200.41.114.0/24200.41.120.0/21200.41.14.0/23200.41.16.0/20200.41.32.0/20200.41.4.0/22200.41.4.0/23200.41.5.0/24200.41.54.0/23200.41.58.0/23200.41.6.0/23200.41.6.0/24200.41.60.0/22200.41.64.0/21200.41.7.0/24200.41.72.0/22200.41.76.0/22200.41.76.0/23200.41.76.0/24200.41.77.0/24200.41.78.0/23200.41.78.0/24200.41.79.0/24200.41.80.0/22200.41.80.0/24200.41.89.0/24200.41.9.0/24200.41.91.0/24200.41.92.0/24200.41.94.0/23200.49.8.0/21200.55.0.0/18200.55.52.0/24200.9.237.0/24201.234.192.0/20201.234.197.0/24201.234.198.0/24201.234.199.0/24201.234.200.0/24201.234.201.0/24201.234.202.0/24201.234.203.0/24201.234.204.0/24201.234.205.0/24201.234.206.0/24201.234.207.0/24201.234.208.0/20201.234.208.0/23201.234.210.0/24201.234.212.0/24201.234.213.0/24201.234.214.0/24201.234.215.0/24201.234.216.0/24201.234.217.0/24201.234.218.0/24201.234.219.0/24201.234.220.0/24201.234.221.0/24201.234.222.0/24201.234.223.0/24201.234.240.0/24201.234.241.0/24201.234.242.0/24201.234.243.0/24201.234.246.0/24201.234.247.0/24201.234.80.0/21201.234.80.0/24201.234.81.0/24201.234.82.0/24201.234.83.0/24201.234.84.0/24201.234.85.0/24201.234.86.0/24201.234.87.0/24204.107.140.0/24205.207.133.0/24216.185.53.0/24216.41.142.0/2423.136.156.0/2423.155.8.0/2423.160.208.0/2444.2.52.0/2344.30.136.0/2144.31.197.0/2444.31.248.0/2444.31.70.0/2444.32.62.0/2444.4.139.0/2444.4.59.0/2464.76.112.0/2264.76.112.0/2364.76.112.0/2464.76.113.0/2464.76.114.0/2364.76.114.0/2464.76.115.0/2464.76.116.0/2264.76.116.0/2364.76.116.0/2464.76.117.0/2464.76.118.0/2364.76.118.0/2464.76.119.0/2464.76.138.0/2464.76.176.0/2264.76.176.0/2364.76.176.0/2464.76.177.0/2464.76.178.0/2364.76.178.0/2464.76.179.0/2464.76.180.0/2464.76.181.0/2464.76.184.0/2164.76.184.0/2264.76.184.0/2364.76.184.0/2464.76.185.0/2464.76.186.0/2364.76.186.0/2464.76.187.0/2464.76.188.0/2264.76.188.0/2364.76.188.0/2464.76.189.0/2464.76.190.0/2364.76.190.0/2464.76.191.0/2464.76.192.0/2164.76.194.0/2464.76.195.0/2464.76.199.0/2464.76.200.0/2164.76.200.0/2464.76.201.0/2464.76.202.0/2464.76.203.0/2464.76.204.0/2464.76.205.0/2464.76.206.0/2464.76.207.0/2464.76.208.0/2264.76.208.0/2364.76.208.0/2464.76.209.0/2464.76.210.0/2364.76.210.0/2464.76.211.0/2464.76.212.0/2264.76.212.0/2364.76.213.0/2464.76.214.0/2364.76.214.0/2464.76.215.0/2464.76.216.0/2164.76.216.0/2464.76.217.0/2464.76.255.0/2464.76.48.0/2264.76.48.0/2364.76.48.0/2464.76.49.0/2464.76.50.0/2364.76.50.0/2464.76.51.0/2464.76.52.0/2264.76.52.0/2364.76.52.0/2464.76.53.0/2464.76.54.0/2364.76.54.0/2464.76.55.0/2464.76.56.0/2264.76.56.0/2364.76.56.0/2464.76.57.0/2464.76.58.0/2364.76.58.0/2464.76.59.0/2464.76.64.0/2464.76.71.0/2464.76.72.0/2164.76.72.0/2464.76.73.0/2464.76.74.0/2464.76.75.0/2464.76.76.0/2464.76.77.0/2464.76.78.0/2464.76.79.0/2464.76.80.0/2264.76.80.0/2364.76.80.0/2464.76.81.0/2464.76.82.0/2364.76.82.0/2464.76.83.0/2464.76.84.0/2264.76.84.0/2364.76.84.0/2464.76.85.0/2464.76.86.0/2364.76.86.0/2464.76.87.0/2464.76.88.0/2264.76.88.0/2364.76.88.0/2464.76.89.0/2464.76.90.0/2364.76.90.0/2464.76.91.0/2464.76.92.0/2264.76.92.0/2464.76.93.0/2464.76.94.0/2464.76.95.0/2464.76.98.0/24
10 IPv6 prefixes
2001:13b0::/292001:470:111::/482001:470:8f::/482602:2e5:1ab::/482602:2e5:666::/482602:2e5::/362602:2e5::/482602:f6a1::/402602:fd46::/362602:ffd3::/36
Registries

Each registry’s copy

ARIN4 membersTwo P
Maintained byMNT-TIMOT-14
Last modified2026-03-12T00:29:58Z
MembersAS6140 AS22296:AS-ALL AS64203 AS-EIGHTEIGHTEEN-SERVICES
mbrs-by-refN
Used by

Sets that include AS-TWOP

AS-FREMIXAS-SFMIX-RSAS-SFMIX-TRANSITAS-TAHOEIX-MEMBERSAS1299:AS-TWELVE99-NA-V4AS1299:AS-TWELVE99-NA-V6AS33495:AS-MEMBERSAS47192:AS-ARIXAS60438:AS-FREMIX
Tools

Check AS-TWOP live

IRR API, with prefixes