AS27951
Data as of 2026-09-06
Handle
This organisation
| Netblocks | 229 · 46,848 IPv4 addresses |
| IPv6 | 55 prefixes (largest 2803:1e90::/32) |
| Registered in | CO (156) · United States (14) · SC (4) |
| Record ID | 236105843 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | RIR handle |
| Shared handles | clustered on 2 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (229)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 38.51.133.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.156.255.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.199.241.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.211.37.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.211.144.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.211.145.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.224.61.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.253.115.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 38.255.120.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.5.182.0/23 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.70.168.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.70.169.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.71.7.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.177.108.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.192.8.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.195.68.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.195.254.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.196.91.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.224.186.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.225.225.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 45.226.186.0/23 | AS27951 | BGP | ANNOUNCED | ● low |
| 132.255.20.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 132.255.21.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 132.255.22.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 132.255.23.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 138.117.108.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 138.117.109.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 138.117.110.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 138.117.111.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 149.78.164.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 149.78.165.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 149.78.166.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 149.78.167.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 152.231.30.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 167.249.40.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 167.249.43.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 168.90.12.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 168.90.13.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 168.90.14.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 168.90.15.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.238.64.0/23 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.246.112.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.246.113.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.246.114.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.246.115.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.254.228.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.254.229.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.254.230.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 170.254.231.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.144.0/20 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.144.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.145.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.146.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.147.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.150.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.151.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.152.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.153.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.154.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.155.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.156.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.157.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.158.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.118.159.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.64.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.65.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.66.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.67.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.68.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.69.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.70.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.71.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.72.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.73.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.74.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.75.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.76.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.77.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.78.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.225.79.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 181.233.168.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.240.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.241.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.242.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.243.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.244.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.245.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.246.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.0.247.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.224.0/23 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.226.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.228.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.229.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.230.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.231.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.232.0/23 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.234.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.235.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.236.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.237.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.238.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.239.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.240.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.241.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.242.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.243.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.244.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.245.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.246.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.247.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.248.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.249.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.250.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.251.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.252.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.253.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.254.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.14.255.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.16.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.17.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.18.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.19.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.20.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.21.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.22.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.23.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.24.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.25.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.26.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.27.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.28.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.30.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.107.31.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.128.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.129.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.130.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.131.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.132.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.133.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.134.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.135.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.136.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.137.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.138.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.139.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.140.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.141.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.142.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.143.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.144.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.145.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.146.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.147.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.148.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.149.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.150.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.151.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.152.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.153.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.154.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.155.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.157.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.158.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 190.121.159.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.168.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.169.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.170.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.171.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.172.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.173.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.174.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 200.110.175.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 201.130.16.0/22 | AS27951 | BGP | ANNOUNCED | ● low |
| 209.14.100.0/24 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490::/36 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:d00::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:4000::/36 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:4800::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:4d00::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:8000::/36 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:8900::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:c000::/36 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:e000::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:e100::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:e800::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2800:490:e900::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:0:360::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:10:3800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:10:e800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:11:4000::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:11:4800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:12:1800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:13:2800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:14:6800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:15:c800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:16:c800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:17:4800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:17:5800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:17:9800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:18:f800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:19:4800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:19:d800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1b:6800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1c:f800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1d:e000::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1f:8800::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:119::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:142::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:164::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:186::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:194::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1aa::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1aa:2::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1b6::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1bc::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1c8:8a::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1e2::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1e4::/42 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1ea::/44 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1fc::/40 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1fc:2::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2801:1fc:16::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:b10::/38 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:1e90::/32 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:cae0:2::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:cae0:104::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:cae0:8010::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:cae0:c002::/48 | AS27951 | BGP | ANNOUNCED | ● low |
| 2803:cae0:c003::/48 | AS27951 | BGP | ANNOUNCED | ● low |
IPv6 ranges (55)
showing the 15 largest allocationsFootprint over time
8 weekly snapshots · JSON
229
-3 netblocks since 2026-07-13
2026-07-13
peak 8,629
2026-09-06
Network trust
what's this?
RPKI hygiene: B
how networks compare →
84.3%
of checked blocks have valid RPKI ROA coverage
(193 of 229)
Possible discrepancies (24)
These blocks are registered to AS27951 but cryptographically authorized for a different, unrelated network (5 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2801:1bc::/44 /44 | authorized for AS27817 — AS27817 |
| 2801:19:4800::/48 /48 | authorized for AS3356 — Level 3 Parent, LLC |
| 2801:119::/48 /48 | authorized for AS14080 — AS14080 |
| 45.71.7.0/24 /24 | authorized for AS27817 — AS27817 |
| 45.195.254.0/24 /24 | authorized for AS17561 — Larus Limited |
| 45.196.91.0/24 /24 | authorized for AS17561 — Larus Limited |
| 138.117.111.0/24 /24 | authorized for AS18678 — AS18678 |
| 168.90.14.0/24 /24 | authorized for AS18678 — AS18678 |
| 181.225.65.0/24 /24 | authorized for AS18678 — AS18678 |
| 181.225.73.0/24 /24 | authorized for AS18678 — AS18678 |
| 181.225.78.0/24 /24 | authorized for AS18678 — AS18678 |
| 190.0.242.0/24 /24 | authorized for AS18678 — AS18678 |
| 190.0.244.0/24 /24 | authorized for AS18678 — AS18678 |
| 190.14.246.0/24 /24 | authorized for AS18678 — AS18678 |
| 190.14.249.0/24 /24 | authorized for AS18678 — AS18678 |
+9 more — see the REST API
NIC Handles
AS27951
LARUS-SERVICE-MNT