Data as of Nov 3, 2026
Autonomous system
AS1742
Harvard University
Announces 203,520 addresses in 13 prefixes. None of it is anonymizer space.
Type
Education
US
Proxy activity, 30 days
67 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 65.112.0.0/20 since May 2005 | Business | 39 2 always on | CenturyLink Communications, LLC | |
| 67.134.204.0/22 since Feb 2006 | Business | 24 | CenturyLink Communications, LLC | |
| 128.103.0.0/16 since May 2005 | Business | |||
| 131.142.0.0/16 since May 2005 | Business | Smithsonian Astrophysical Observatory | ||
| 140.247.0.0/16 since Oct 2010 | Business | 4 1 always on | ||
| 140.247.111.0/24 since Sep 18, 2026 | Business | |||
| 140.247.152.0/24 since Sep 18, 2026 | Business | |||
| 140.247.174.0/24 since Sep 18, 2026 | Business | |||
| 140.247.236.0/24 since Sep 18, 2026 | Business | |||
| 192.5.66.0/24 since May 2005 | Business | |||
| 192.54.223.0/24 since Sep 2008 | Business | |||
| 192.131.102.0/24 since Oct 2010 | Business | |||
| 199.94.60.0/22 since Aug 2016 | Business | Level 3 Parent, LLC |
Residential-proxy exposure
Always-on exits
3
4.5% of its exits
Spread
8
/24s with at least one exit
Providers
62
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 65.112.8.0/24 | 2 | 35 | |
| 140.247.12.0/24 | 1 | 1 | |
| 67.134.204.0/24 | 0 | 13 | |
| 67.134.206.0/24 | 0 | 7 | |
| 65.112.10.0/24 | 0 | 4 | |
| 67.134.205.0/24 | 0 | 4 | |
| 140.247.97.0/24 | 0 | 2 | |
| 140.247.88.0/24 | 0 | 1 |
Proxy providers listing exits
- 711Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BirdProxies
- BottingTools
- BuyingProxy
- ByteProxies
- Byteful
- CatProxies
- ColaProxy
- Datarama
- EZProxies
- Elusive
- EnigmaProxy
- Evomi
- FastProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GhostConnect
- GloryCloud
- GonzoProxy
- HideProxy
- HydraProxy
- IPOasis
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KocerRoxy
- Kookey
- LemonBright
- LemonLabs
- LemonPrime
- LudaxProxy
- MangoProxy
- MoMoProxy
- NextProxy
- NodeProxy
- NovaProxy
- ProxiesVision
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyStyler
- Proxyma
- RainProxy
- ResiProxies
- Shifter
- Thordata
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- WealthProxies
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS1742, day by day
13K observations
- Residential
- Business
Network & history
Profile
- Registered
- Feb 19, 1992
- Domain
- harvard.edu
- Industry
- Colleges, Universities, and Professional Schools
The space it routes itself
Address share by type
Routing patterns
How its announcements have moved
Arrivals