LUMEN TECHNOLOGIES, INC.
CenturyLink Communications, LLC
Data as of 2026-08-16
GLEIF verified
Complete entity footprint
4 linked clusters ·
9,520 netblocks ·
68,084,414 IPv4 addresses ·
356 IPv6 prefixes
This organisation's clusters combined by evidence —
shared GLEIF corporate family
and
shared operating domain qwest.net
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
8M3THTGWLTYZVE6BBY25
Registered name
LUMEN TECHNOLOGIES, INC.
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
| Netblocks | 3,375 · 30,405,940 IPv4 addresses |
| IPv6 | 41 prefixes (largest 2602::/24) |
| Registered in | United States (2,963) · Romania (14) · United Kingdom (14) · Japan (2) · Czechia (2) · Bulgaria (1) |
| All fragments | 3,637 blocks across 6 clusters |
| Cluster ID | 222349830 |
| Registry | BGP |
| Owner jurisdiction | US-LA |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 8M3THTGWLTYZVE6BBY25 |
| Shared handles | clustered on 55 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
8 weekly snapshots · JSON
3,628
+339 netblocks since 2026-07-05
2026-07-05
peak 3,628
2026-08-16
IP Ranges (3,375)
showing 50 of 3,375 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.5.36.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 8.64.40.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 46.182.56.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.129.0.0/16 | CENTURYLINK, INC. | ARIN | ASSIGNMENT | ● high |
| 63.136.120.0 – 63.137.255.255 | CenturyLink Communications, LLC | ARIN | DIRECT ALLOCATION | ● high |
| 63.147.85.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.159.181.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.161.208.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.162.197.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.164.32.0/20 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.165.24.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.165.119.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.165.144.0/20 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.165.148.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.168.58.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.225.1.0/24 | CENTURYLINK, INC. | ARIN | ASSIGNMENT | ● high |
| 63.225.65.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.228.185.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.229.104.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.230.240.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 63.231.211.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.64.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.72.0/23 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.74.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.78.0/23 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.88.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.92.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.40.93.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.45.192.0/19 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.45.224.0/20 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.45.240.0/21 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.100.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.101.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.102.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.103.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.104.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.105.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.108.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.110.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.112.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.113.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.115.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.116.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.117.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.118.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.119.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.120.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.121.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.122.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
| 64.89.123.0/24 | CenturyLink Communications, LLC | BGP | ANNOUNCED | ● high |
IPv6 ranges (41)
showing the 15 largest allocationsDomains hosted in this network
what's this?Customer-delegated space
how is this classified?
Unclassified
3,331 (98.7%)
Customer access pools
297 (8.8%)
Corporate group (3 confirmed entities)
+2,202 additional unconfirmed candidates not shown — full list (JSON)- Level 3 Parent, LLC 4,677 blocks
- Lumen-Technologies 44 blocks
Network trust
what's this?
RPKI hygiene: F
how networks compare →
8.0%
of checked blocks have valid RPKI ROA coverage
(159 of 2,000, sampled from 3,628)
Possible discrepancies (3)
These blocks are registered to CenturyLink Communications, LLC but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 206.30.0.0/16 /16 | authorized for AS3356 — Level 3 Parent, LLC |
| 142.252.31.0/24 /24 | authorized for AS834 — IPXO LLC |
| 23.230.137.0/24 /24 | authorized for AS834 — IPXO LLC |
NIC Handles
AS11398
AS13787
AS14905
AS14921
AS16835
AS16941
AS17402
AS209
AS22186
AS22561
AS23126
AS2379
+43 more