Data as of Nov 3, 2026
Autonomous system
AS4226
Sumofiber
Announces 47,872 addresses in 40 prefixes. None of it is anonymizer space.
Type
Internet provider
US
Proxy activity, 30 days
408 exits
Announced prefixes
| Prefix | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|
| 38.59.192.0/23 since Feb 2025 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.59.194.0/23 since Jul 2024 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.59.196.0/22 since Jul 2024 | Residential | 4 | Cogent Communications, LLC via Sumofiber | |
| 38.59.200.0/21 since Jul 2024 | Residential | 8 | Cogent Communications, LLC via Sumofiber | |
| 38.59.208.0/21 since Jun 2025 | Residential | 20 3 always on | Cogent Communications, LLC via Sumofiber | |
| 38.59.216.0/23 since Dec 2024 | Residential | 11 2 always on | Cogent Communications, LLC via Sumofiber | |
| 38.59.218.0/23 since May 2025 | Residential | 11 2 always on | Cogent Communications, LLC via Sumofiber | |
| 38.70.244.0/22 since Jul 2024 | Residential | 11 2 always on | Cogent Communications, LLC via Sumofiber | |
| 38.70.244.0/24 since Aug 2026 | Residential | 1 | Cogent Communications, LLC via Sumofiber | |
| 38.70.248.0/23 since Jul 2024 | Residential | 8 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.70.250.0/23 since Oct 2025 | Residential | 6 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.70.252.0/22 since Jul 2024 | Residential | 7 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.0.0/22 since Sep 2025 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.4.0/22 since Sep 2025 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.8.0/21 since Apr 2025 | Residential | 26 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.8.0/24 since Jan 2025 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.32.0/21 since Dec 2025 | Residential | 16 4 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.40.0/21 since Jul 2024 | Residential | 34 4 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.48.0/21 since Jul 2024 | Residential | 7 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.56.0/21 since Sep 2024 | Residential | 11 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.58.0/23 since Sep 2025 | Residential | 11 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.60.0/23 since Sep 2025 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.64.0/21 since May 2024 | Residential | 1 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.72.0/24 since Jul 2024 | Residential | Cogent Communications, LLC via Sumofiber | ||
| 38.148.80.0/21 since Jun 2024 | Residential | 25 2 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.88.0/21 since Jun 2024 | Residential | 24 | Cogent Communications, LLC via Sumofiber | |
| 38.148.96.0/21 since Jun 2024 | Residential | 26 3 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.104.0/21 since Jul 2024 | Residential | 79 5 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.107.0/24 since Feb 2026 | Residential | 73 5 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.111.0/24 since Jun 2026 | Residential | 2 | Cogent Communications, LLC via Sumofiber | |
| 38.148.112.0/21 since May 2024 | Residential | 1 1 always on | Cogent Communications, LLC via Sumofiber | |
| 38.148.120.0/21 since Jul 2024 | Residential | 3 | Cogent Communications, LLC via Sumofiber | |
| 162.246.120.0/21 since Jul 2024 | Residential | 23 5 always on | ||
| 162.252.245.0/24 since Jul 2024 | Residential | |||
| 162.252.246.0/23 since Jul 2024 | Residential | 7 | ||
| 198.91.48.0/20 since Jul 2024 | Residential | 7 | ||
| 199.192.96.0/21 since Jul 2024 | Residential | 29 4 always on | ||
| 208.83.225.0/24 since Jul 2024 | Residential | |||
| 208.83.226.0/23 since Jul 2024 | Residential | |||
| 208.83.228.0/22 since Jul 2024 | Residential | 1 1 always on |
Residential-proxy exposure
Always-on exits
45
11% of its exits
Spread
97
/24s with at least one exit
Providers
92
selling exits here
/24s with the most always-on exits
Proxy providers listing exits
- 2Captcha
- 711Proxy
- 9Proxy
- Ake.net
- AnyIP
- B2Proxy
- BartProxies
- BirdProxies
- BlurPath
- BottingTools
- Bright Data
- BuyingProxy
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- ColaProxy
- CoreProxy
- DataImpulse
- Datarama
- Decodo
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- GeekProxy
- Geonix
- Geonode
- GhostConnect
- GloryCloud
- GoProxies
- GonzoProxy
- HydraProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KocerRoxy
- Kookey
- LemonBright
- LemonLabs
- LemonPrime
- LightningProxies
- LudaxProxy
- MangoProxy
- MoMoProxy
- NextProxy
- NodeMaven
- NodeProxy
- NovProxy
- NovaProxy
- Novada
- Oxylabs
- PSBProxy
- PacketStream
- PrivateByte
- Proxies.fo
- ProxiesVision
- Proxio
- Proxiware
- Proxy-Cheap
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- ProxyWing
- Proxying
- Proxyma
- PuraRoute
- RainProxy
- RapidProxy
- ResiProxies
- RoamProxy
- RolaProxy
- Shifter
- StrikeProxy
- SwiftProxy
- Thordata
- ThunderProxy
- TrueProxies
- VantageProxies
- VibeProxies
- VitalData
- VitalExclusive
- WealthProxies
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS4226, day by day
159K observations
Network & history
Profile
- Registered
- Mar 19, 2024
- Domain
- sumofiber.com
- Website
- sumofiber.com
- Industry
- Computer and Information Technology
Routing patterns
How its announcements have moved
Arrivals