Data as of Nov 10, 2026
Autonomous system
AS397162
Sumofiber
Announces 8,704 addresses in 16 prefixes. None of it is anonymizer space.
Type
Internet provider
US
Proxy activity, 30 days
52 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 38.59.222.0/24 since Dec 2024 | Residential | 3 | Cogent Communications, LLC via Sumofiber | |
| 38.59.223.0/24 since Dec 2024 | Residential | 1 | Cogent Communications, LLC via Sumofiber | |
| 38.70.240.0/23 since Feb 2021 | Residential | 9 2 always on | Cogent Communications, LLC via Sumofiber | |
| 38.70.242.0/24 since Sep 2023 | Residential | 5 | Cogent Communications, LLC via Sumofiber | |
| 38.70.243.0/24 since Sep 2023 | Residential | 3 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.16.0/21 since Dec 2024 | Residential | 4 | Cogent Communications, LLC via Sumofiber | |
| 38.148.24.0/21 since Jan 2024 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.104.0/24 since Jan 2026 | Residential | 4 | Cogent Communications, LLC via Sumofiber | |
| 38.148.106.0/24 since Jan 2026 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.109.0/24 since Apr 2026 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.110.0/24 since Apr 2026 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 130.51.28.0/22 since Apr 2021 | Residential | 14 1 always on | ||
| 162.221.116.0/24 since Feb 2021 | Residential | 3 | ||
| 162.221.117.0/24 since Feb 2021 | Residential | 1 | ||
| 162.221.118.0/24 since Feb 2021 | Residential | 1 | ||
| 162.221.119.0/24 since Feb 2021 | Residential | 3 1 always on |
Residential-proxy exposure
Always-on exits
5
9.6% of its exits
Spread
16
/24s with at least one exit
Providers
74
selling exits here
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 130.51.31.0/24 | 1 | 6 | |
| 38.70.241.0/24 | 1 | 6 | |
| 162.221.119.0/24 | 1 | 3 | |
| 38.70.240.0/24 | 1 | 3 | |
| 38.70.243.0/24 | 1 | 3 | |
| 38.70.242.0/24 | 0 | 5 | |
| 38.148.20.0/24 | 0 | 4 | |
| 38.148.104.0/24 | 0 | 4 | |
| 130.51.28.0/24 | 0 | 3 | |
| 130.51.30.0/24 | 0 | 3 | |
| 38.59.222.0/24 | 0 | 3 | |
| 162.221.116.0/24 | 0 | 3 | |
| 130.51.29.0/24 | 0 | 2 | |
| 162.221.117.0/24 | 0 | 1 | |
| 162.221.118.0/24 | 0 | 1 | |
| 38.59.223.0/24 | 0 | 1 |
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- ColaProxy
- DataImpulse
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FLEETPROXY
- FastProxy
- FlexyProxies
- FloppyData
- GSocks
- Geonode
- GhostConnect
- GloryCloud
- GonzoProxy
- IPFly
- IPMUSK
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LightningProxies
- LudaxProxy
- MangoProxy
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PROXYON
- PROXYSCRAPE
- Proxiware
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- RoamProxy
- RolaProxy
- SPYDERPROXY_PREMIUM
- Shifter
- SwiftProxy
- Thordata
- ThunderProxy
- TrueProxies
- VantageProxies
- VitalData
- VitalExclusive
- WealthProxies
- YumiProxy
- ZENPROXY_LITE
Proxy activity
Oct 11, 2026 – Nov 8, 2026
AS397162, day by day
16K observations
Network & history
Profile
- Registered
- Feb 1, 2019
- Domain
- sumofiber.com
- Website
- sumofiber.com
- Industry
- Computer and Information Technology
Routing patterns
How its announcements have moved
Arrivals