Data as of Nov 3, 2026
Autonomous system
AS27021
Quest Diagnostics, Inc.
Announces 7,168 addresses in 17 prefixes. None of it is anonymizer space.
Type
Business
US
Proxy activity, 30 days
1 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 65.199.254.0/24 since Apr 2023 | Business | Verizon Business | ||
| 156.30.5.0/24 since Apr 2018 | Business | |||
| 156.30.24.0/24 since Jul 2017 | Business | |||
| 204.235.142.0/23 since Apr 2023 | Business | Solstas Lab Partners, LLC | ||
| 209.242.240.0/24 since Aug 2015 | Business | LabOne, Inc. | ||
| 209.242.241.0/24 since Sep 2017 | Business | LabOne, Inc. | ||
| 209.242.247.0/24 since Feb 2020 | Business | LabOne, Inc. | ||
| 209.242.248.0/24 since Sep 2021 | Business | LabOne, Inc. | ||
| 209.242.250.0/24 since Aug 2023 | Business | LabOne, Inc. | ||
| 209.242.251.0/24 since Mar 2022 | Business | LabOne, Inc. | ||
| 216.195.72.0/24 since Jun 2018 | Unknown | CyrusOne LLC | ||
| 216.203.80.0/20 since May 2005 | Business | 1 | ||
| 216.203.80.0/21 since May 2005 | Business | 1 | ||
| 216.203.80.0/24 since Jun 2021 | Business | 1 | ||
| 216.203.87.0/24 since Jun 2010 | Business | |||
| 216.203.88.0/21 since May 2005 | Business | |||
| 216.203.92.0/22 since Jan 2017 | Business |
Residential-proxy exposure
Providers
18
selling exits here
Proxy providers listing exits
- AnyIP
- Bright Data
- Decodo
- EnigmaProxy
- FastProxy
- FloppyData
- Geonode
- InfiniteProxies
- LemonBright
- LudaxProxy
- NovaProxy
- Oxylabs
- ProxyEmpire
- ProxyGeo
- RainProxy
- Thordata
- VantageProxies
- VitalExclusive
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS27021, day by day
111 observations
Network & history
Profile
- Registered
- Jan 14, 2003
- Domain
- questdiagnostics.com
- Industry
- Software Development
The space it routes itself
Address share by type
Routing patterns
How its announcements have moved
Arrivals