Data as of Nov 11, 2026

77.75.75.0/24

1 residential-proxy exit · 30 days

Seznam.cz, a.s.

Announcement

this exact prefix

RPKI valid

Announced by

AS43037

Type

Hosting

Risk

50 / 100 · Medium

Residential-proxy exits

Proxy exits

0.39% of its addresses · 30 days

Providers

selling exits here

Oct 12, 2026 – Nov 10, 2026

Exits seen per day

4 observations

Proxy providers listing exits

FastProxy
LemonBright

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
77.75.72.0/21	2,048	CZ-SEZNAM-20070507	Seznam.cz, a.s. (ORG-SA508-RIPE) · CZ	ALLOCATED PA	May 7, 2007	abuse@seznam.cz
└ 77.75.75.0/24	256	SEZNAM-CZ	Seznam.cz	ASSIGNED PA	Jun 20, 2007	abuse@seznam.cz via CZ-SEZNAM-20070507

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 this prefix

Summary

Routing history

Pattern: Stable
First seen: Jul 2007
Current origin since: Jul 2007 · 19 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
77.75.75.0/24	AS43037	/24	RIPE	RPKI valid
77.75.72.0/21	AS43037	/21	RIPE	Too specific

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS43037	RIPE	SEZNAM - II	SEZNAM-MNT	Apr 29, 2014