Data as of Nov 3, 2026
Autonomous system
AS5723
Johns Hopkins University
Announces 135,680 addresses in 8 prefixes. None of it is anonymizer space.
Type
Education
US
Proxy activity, 30 days
45 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 128.220.0.0/16 since May 2005 | Business | 21 1 always on | ||
| 162.129.0.0/16 since May 2005 | Business | 15 1 always on | The Johns Hopkins Medical Institutions | |
| 192.12.13.0/24 since Oct 2006 | Business | |||
| 192.12.14.0/24 since Oct 2006 | Business | 4 1 always on | ||
| 198.57.32.0/21 since May 2020 | Business | 4 1 always on | Johns Hopkins All Children's Hospital, Inc. | |
| 198.57.39.0/24 since Aug 2020 | Business | 4 1 always on | Johns Hopkins All Children's Hospital, Inc. | |
| 198.57.40.0/22 since May 2020 | Business | 1 | Johns Hopkins All Children's Hospital, Inc. | |
| 204.124.184.0/22 since Sep 2021 | Business | Johns Hopkins All Children's Hospital, Inc. |
Residential-proxy exposure
Always-on exits
4
8.9% of its exits
Spread
8
/24s with at least one exit
Providers
74
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 128.220.159.0/24 | 1 | 20 | |
| 162.129.251.0/24 | 1 | 10 | |
| 192.12.14.0/24 | 1 | 4 | |
| 198.57.39.0/24 | 1 | 4 | |
| 162.129.252.0/24 | 0 | 4 | |
| 128.220.31.0/24 | 0 | 1 | |
| 162.129.250.0/24 | 0 | 1 | |
| 198.57.41.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BirdProxies
- BottingTools
- Bright Data
- BuyingProxy
- ByteProxies
- Byteful
- CliProxy
- ColaProxy
- DataImpulse
- Datarama
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonix
- Geonode
- GloryCloud
- GonzoProxy
- HydraProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- Kookey
- LemonBright
- LemonLabs
- LightningProxies
- LudaxProxy
- MangoProxy
- MoMoProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PacketStream
- PrivateProxy
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyStyler
- ProxyWing
- Proxying
- Proxyma
- PuraRoute
- RainProxy
- ResiProxies
- RolaProxy
- Shifter
- Thordata
- ThunderProxy
- VantageProxies
- VibeProxies
- VitalExclusive
- VitalProxy
- YumiProxy
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS5723, day by day
15K observations
Network & history
Profile
- Registered
- Sep 6, 1995
- Domain
- jhu.edu
- Website
- jhu.edu
- Industry
- Colleges, Universities, and Professional Schools
Routing patterns
How its announcements have moved
Arrivals