Data as of Nov 3, 2026
Autonomous system
AS17035
NBCUniversal
Announces 24,064 addresses in 37 prefixes. None of it is anonymizer space.
Type
Business
US
Proxy activity, 30 days
5 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 8.11.200.0/24 since Jun 2019 | Business | Level 3 Parent, LLC | ||
| 50.149.85.0/24 since Aug 2025 | Business | Comcast Cable Communications, LLC via Comcast Cable Communications, LLC | ||
| 50.172.163.0/24 since Jul 2024 | Business | 1 | Comcast Cable Communications, LLC via Comcast Cable Communications, LLC | |
| 50.175.130.0/24 since Jul 2022 | Business | Comcast Cable Communications, LLC via Comcast Cable Communications, LLC | ||
| 50.200.194.0/24 since Oct 2023 | Business | Comcast Cable Communications, LLC | ||
| 50.207.32.0/21 since Sep 2025 | Business | Comcast Cable Communications, LLC | ||
| 50.218.3.0/24 since Mar 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.218.20.0/24 since Mar 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.218.36.0/24 since Apr 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.220.223.0/24 since Nov 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.221.27.0/24 since Nov 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.221.162.0/23 since Oct 2023 | Business | Comcast Cable Communications, LLC | ||
| 50.225.179.0/24 since Apr 2022 | Business | Comcast Cable Communications, LLC | ||
| 50.227.232.0/24 since Nov 2017 | Business | 1 | Comcast Cable Communications, LLC | |
| 50.228.144.0/20 since Jul 2025 | Business | 1 | Comcast Cable Communications, LLC | |
| 50.229.129.0/24 since Nov 2021 | Business | Comcast Cable Communications, LLC | ||
| 50.230.144.0/20 since Jul 2019 | Business | 1 | Comcast Cable Communications, LLC | |
| 70.39.32.0/24 since Sep 2026 | Business | |||
| 70.39.33.0/24 since Oct 10, 2026 | Business | |||
| 70.39.44.0/24 since Mar 2025 | Business | |||
| 70.39.45.0/24 since Mar 2025 | Business | |||
| 70.39.46.0/24 since Mar 2025 | Business | |||
| 70.39.47.0/24 since Mar 2025 | Business | |||
| 70.39.48.0/24 since Jul 2026 | Business | |||
| 70.39.49.0/24 since Jul 2026 | Business | |||
| 70.39.61.0/24 since May 2026 | Business | |||
| 70.39.62.0/24 since Jun 2026 | Business | |||
| 173.213.208.0/24 since Feb 2021 | Business | |||
| 192.251.69.0/24 since Mar 2016 | Business | |||
| 204.237.248.0/23 since Jan 2017 | Business | PacketExchange, Inc | ||
| 209.23.192.0/22 since Oct 2023 | Business | Comcast Cable Communications, LLC | ||
| 209.116.149.0/24 since Dec 2025 | Business | Verizon Business | ||
| 216.4.176.0/22 since Dec 2025 | Business | 1 | Verizon Business via NBCUniversal | |
| 216.4.176.0/23 since Jan 2017 | Business | 1 | Verizon Business via NBCUniversal | |
| 216.4.178.0/23 since Jan 2017 | Business | Verizon Business via NBCUniversal | ||
| 216.178.96.0/21 since Jan 2014 | Business | |||
| 216.178.104.0/21 since May 2005 | Business |
Residential-proxy exposure
Spread
5
/24s with at least one exit
Providers
13
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 50.172.163.0/24 | 0 | 1 | |
| 50.227.232.0/24 | 0 | 1 | |
| 50.228.149.0/24 | 0 | 1 | |
| 50.230.149.0/24 | 0 | 1 | |
| 216.4.176.0/24 | 0 | 1 |
Proxy providers listing exits
- AnyIP
- BottingTools
- Byteful
- CatProxies
- FastProxy
- FloppyData
- IPRoyal
- LemonBright
- NextProxy
- NovaProxy
- ProxyRack
- ProxyWing
- WealthProxies
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS17035, day by day
102 observations
Network & history
Profile
- Registered
- Jul 17, 2000
- Domain
- nbcuni.com
- Industry
- Radio and Television Providers
Routing patterns
How its announcements have moved
Arrivals