NBCUNIVERSAL INTERNATIONAL LIMITED
Data as of 2026-09-06
BGP inherited
Complete entity footprint
4 linked clusters ·
574 netblocks ·
3,858,032 IPv4 addresses ·
13 IPv6 prefixes
This organisation's clusters combined by evidence —
shared operating domain ge.com
— not name similarity, so genuinely different organisations that share a name are excluded.
This organisation
| Netblocks | 62 · 41,984 IPv4 addresses |
| IPv6 | 1 prefix (largest 2620:152::/36) |
| Also registered under this name | 66 netblocks across 2 separate records |
| Record ID | 236306616 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 11 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (62)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.11.200.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.149.85.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.172.163.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.175.130.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.200.194.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.203.232.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.207.32.0/21 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.218.3.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.218.20.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.218.36.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.220.223.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.221.27.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.221.162.0/23 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.225.179.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.227.232.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.228.144.0/20 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.229.129.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.230.144.0/20 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.234.250.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 50.239.57.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 64.129.180.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 66.194.112.0/23 | NBCUniversal | ARIN | ASSIGNMENT | ● high |
| 70.39.32.0/23 | NBCUNIVERSAL INTERNATIONAL LIMITED | ARIN | ASSIGNMENT | ● high |
| 70.39.32.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.34.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.36.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.37.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.40.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.41.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.44.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.45.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.46.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.47.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.48.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.49.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.58.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.59.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.61.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.62.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 70.39.63.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 173.213.208.0/20 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 173.213.208.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 173.213.210.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 192.251.68.0/24 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 192.251.69.0/24 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 204.237.248.0/23 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 208.73.112.0/22 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 208.73.112.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 208.73.114.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 208.73.115.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 209.17.224.0/19 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 209.23.192.0/22 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 209.116.149.0/24 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.4.176.0/23 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.4.176.0/22 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.4.178.0/23 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.39.34.0/23 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.178.96.0/20 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 216.178.96.0/21 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 216.178.104.0/21 | NBCUniversal | BGP | ANNOUNCED | ● high |
| 2620:152::/36 | NBCUniversal | ARIN | DIRECT ALLOCATION | ● high |
| 64.210.192.0/23 | NBCUniversal | ARIN | ALLOCATION | ● medium |
IPv6 ranges (1)
| CIDR |
|---|
| 2620:152::/36 |
Footprint over time
11 weekly snapshots · JSON
64
+6 netblocks since 2026-07-05
2026-07-05
peak 64
2026-09-06
Domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: D
how networks compare →
32.8%
of checked blocks have valid RPKI ROA coverage
(21 of 64)
Possible discrepancies (3)
These blocks are registered to NBCUNIVERSAL INTERNATIONAL LIMITED 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.
| 50.207.32.0/21 /21 | authorized for AS7922 — Comcast Cable Communications, LLC |
| 209.23.192.0/22 /22 | authorized for AS7922 — Comcast Cable Communications, LLC |
| 50.234.250.0/24 /24 | authorized for AS22694 — Versant Media Group, Inc. |
NIC Handles
AS17035
AS17060
AS19231
AS54040
C09796657
INFOS6-ARIN
NBCUA-ARIN
NBCUN-3
NBCUN-5
NBCUO-ARIN
NBCUT-ARIN