Data as of Nov 3, 2026

83.69.32.0/19

No anonymizer space · no proxy exits in 30 days

O2 Czech Republic, a.s.

Announcement

this exact prefix

RPKI valid

Announced by

AS5610

Type

Residential

Risk

0 / 100 · Low

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
83.69.32.0/19	8,192	CZ-CZNET-20040525	O2 Czech Republic, a.s. (ORG-STAN1-RIPE) · CZ	ALLOCATED PA	Nov 14, 2017	[email protected]
└ 83.69.32.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 15, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.33.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.34.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.35.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.36.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.37.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.38.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.39.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.40.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.41.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.42.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.43.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.44.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.45.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.46.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.47.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.48.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.49.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.50.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.51.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.52.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.53.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.54.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.55.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.56.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.57.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.58.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.59.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.60.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.61.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.62.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525
└ 83.69.63.0/24	256	LOSAN-NET	LOSAN internet s.r.o.	ASSIGNED PA	Jun 16, 2004	[email protected] via CZ-CZNET-20040525

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

Origin network

AS5610

Name: O2 Czech Republic, a.s.
Type: Internet provider
Registered: Apr 25, 1996
Domain: o2.cz
Website: www.o2.cz
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
83.69.32.0/19	AS5610	/19	RIPE	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS5610	RIPE	InternetHome Losan prefix	AS5610-MTN	Feb 10, 2017

83.69.32.0/19

Registrations in this block

Network & registry

AS5610

Who has announced this prefix

Routing history

History

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact