Data as of Nov 14, 2026

81.90.252.0/24

2 residential-proxy exits · 30 days

ABAK, Co.Ltd.

Announcement

81.90.240.0/20

RPKI valid

Announced by

AS39761

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.78% of its addresses · 30 days

Always-on exits

50% of its exits

Providers

selling exits here

Oct 15, 2026 – Nov 13, 2026

Exits seen per day

1.2K observations

Proxy providers listing exits

2Captcha
BirdProxies
BottingTools
ByteProxies
Byteful
CliProxy
FastProxy
FlashProxy
GonzoProxy
IPOasis
Infatica
LemonBright
LightningProxies
NodeMaven
Proxiware
Proxy-Seller
ProxyEmpire
Proxyma
Shifter
ThunderProxy
VibeProxies
VitalExclusive
VitalProxy

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
81.90.240.0/20	4,096	CZ-ABAK-20060420	ABAK, Co.Ltd. (ORG-AL50-RIPE) · CZ	ALLOCATED PA	Apr 21, 2006	jan.pilny@abak.cz
└ 81.90.246.0 - 81.90.255.255	2,560	ujezdnet	Internet service provider	ASSIGNED PA	May 13, 2009	jan.pilny@abak.cz via CZ-ABAK-20060420

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced 81.90.240.0/20

81.90.240.0/20

Routing history

Pattern: Stable
First seen: Jun 2006
Current origin since: Jun 2006 · 20 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
81.90.240.0/20	AS39761	/24	RIPE	RPKI valid

IRR

Route objects on 81.90.240.0/20

Origin	Registry	Description	Maintainer	Modified
AS39761	RIPE	ABAK Internet network	MNT-ABAK	Jun 4, 2006