ResearchIRR · ARIN

AS393954:AS-CFN-CUST CFN Services, Inc. 1900 Reston Metro Plaza Suite…

An as-set registered in ARIN, maintained by MNT-CS-881. It names 5 ASes and 0 sets directly; followed all the way down, it reaches 5 ASes through 0 nested sets.

Members

What AS393954:AS-CFN-CUST lists

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

AS7105 DOWJONES-ASAS15951 DJUKAS22900 ITRONAS211739 NewsTech-EMEAAS393954 CFN-SERVICES
Expanded

Every AS it reaches

What a filter built from AS393954:AS-CFN-CUST would let in: 5 ASes.

Show the 5 ASes
AS7105AS15951AS22900AS211739AS393954
Prefixes

What AS393954:AS-CFN-CUST covers

Every route object in the IRR whose origin is one of the 5 ASes it reaches: the prefixes a filter built from AS393954:AS-CFN-CUST (with bgpq4, say) would allow. 59 IPv4 and 15 IPv6. Every one is in the IRR API.

59 IPv4 prefixes
103.149.76.0/23103.149.76.0/24103.149.77.0/24117.20.47.0/24123.243.161.0/27143.252.0.0/16185.94.176.0/22185.94.176.0/24185.94.177.0/24185.94.178.0/24185.94.179.0/24193.41.164.0/22193.41.164.0/23193.41.166.0/23194.62.228.0/22194.62.229.0/24194.62.230.0/24194.62.231.0/24198.182.10.0/24198.182.11.0/24198.182.12.0/24198.182.13.0/24198.182.14.0/24198.182.15.0/24198.182.8.0/21198.182.8.0/24198.182.9.0/24199.201.3.0/24205.203.100.0/23205.203.100.0/24205.203.108.0/23205.203.110.0/24205.203.116.0/24205.203.117.0/24205.203.120.0/24205.203.123.0/24205.203.128.0/19205.203.130.0/24205.203.133.0/24205.203.137.0/24205.203.145.0/24205.203.147.0/24205.203.151.0/24205.203.96.0/19205.203.99.0/24206.15.126.0/23206.16.182.0/23208.138.254.0/24208.52.130.0/24212.127.17.128/2531.186.225.0/2463.240.102.0/2463.251.35.0/2464.74.254.0/2466.150.107.0/2466.151.131.0/2469.25.189.0/2474.217.88.0/2495.172.65.0/24
15 IPv6 prefixes
2405:d800:111::/482405:e640:c000::/342405:e640:c0fd::/482405:e640:c0fe::/482405:e640:d000::/362405:e640:e000::/352405:e640:f000::/362406:e640:e000::/352605:c3c0:c000::/342605:c3c0:e000::/352620:2::/482a02:b50:4013::/482a0a:1080::/292a0a:1086::/312a0a:1087::/32
Registries

Each registry’s copy

ARIN5 membersCFN Services, Inc. 1900 Reston Metro Plaza Suite 600 Reston VA 20191 United States
Maintained byMNT-CS-881
Last modified2025-12-09T21:02:17Z
MembersAS22900 AS7105 AS15951 AS211739 AS393954
mbrs-by-refN
Used by

Sets that include AS393954:AS-CFN-CUST

AS-TDATANETEUAS2914:AS-USAS2914:AS-US-V6AS9583:AS-SIFY
Tools

Check AS393954:AS-CFN-CUST live

IRR API, with prefixes