Data as of Nov 9, 2026
88.203.251.0/24
10 residential-proxy exits · 30 days5KOM OOD · space held by A1 Bulgaria EAD
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
0 / 100 · Low
Proxy exits nearby
Residential-proxy exits
Proxy exits
10
3.9% of its addresses · 30 days
Always-on exits
3
30% of its exits
Providers
62
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
6.8K observations
Proxy providers listing exits
- 711Proxy
- Ake.net
- B2Proxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- CoreProxy
- DataImpulse
- Decodo
- EZProxies
- Evomi
- FastProxy
- FlashProxy
- FlexyProxies
- FloppyData
- GSocks
- GeekProxy
- Geonix
- Geonode
- GloryCloud
- GonzoProxy
- IPFly
- IPPeak
- IPRoyal
- Infatica
- InfiniteProxies
- KindProxy
- Kookey
- LemonBright
- LemonPrime
- MagneticProxy
- MangoProxy
- MarsProxies
- MoMoProxy
- NextProxy
- NodeMaven
- NodeProxy
- NovaProxy
- Oxylabs
- PSBProxy
- Proxy-Seller
- Proxy4U
- ProxyEmpire
- ProxyHat
- ProxyRack
- ProxyWing
- Proxyma
- PuraRoute
- RainProxy
- RoamProxy
- RolaProxy
- SpyderProxy
- StrikeProxy
- Thordata
- ThunderProxy
- VProxy
- VitalData
- VitalExclusive
- Webshare
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 88.203.128.0/17 since Dec 2019 | AS8717 | Residential | 920 67 always on | A1 Bulgaria EAD |
Network & registry
Origin network
AS197897
BG
- Name
- 5KOM OOD
- Type
- Internet provider
- Registered
- Jun 15, 2011
- Domain
- optisprint.net
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2023
- Current origin since
- Mar 2023 · 3.6 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 88.203.251.0/24 | AS197897 | /24 | RIPE | RPKI valid |
| 88.203.128.0/17 | AS8717 | /17 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS197897 | RIPE | Optisprint_net | AS12716-MNT SPNET-MNT ORBITEL-NOC | Jun 4, 2024 |
Whois
Registration for this announcement
- Range
- 88.
203. 128. 0/ 17 - Netname
- BG-MTELNET-20051125
- Registrant
- A1 Bulgaria EAD
- Registrant country
- BG
- Organization
- A1 Bulgaria EAD (ORG-MN1-RIPE)
- Org country
- BG
- Type
- ALLOCATED PA
- Created
- Nov 25, 2005
- Updated
- Jan 4, 2017
- Maintainer
- RIPE-NCC-HM-MNT
- RIR
- RIPE NCC
- Country
- BG
- Delegated
- Nov 25, 2005
- Status
- assigned
Report abuse
Abuse contact
- RIPE.
Abuse@ a1. bg - Name
- A1 Bulgaria EAD Abuse
- Handle
- AR14215-RIPE