Home Prefix Lookup185.15.252.0/22

185.15.252.0/22 - AS16246 O2 Czech Republic, A.S (AS16246)

IPv4RIPE NCCallocatedAS16246AS16246 O2 Czech Republic, a.s. RPKI Valid

CIDR

185.15.252.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇨🇿 Czechia

City

Blatná

RIR

RIPE NCC

Status

allocated

Allocated

2013-01-17

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
185.15.252.0/22	AS16246 AS16246 O2 Czech Republic, a.s.	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
185.15.252.0/22	AS16246	/22	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS16246	RIPE	KTVTRINEC-MNT	2022-09-25

More Specific Prefixes

Prefix	Country	Status
185.15.252.0/24	🇨🇿CZ	assigned
185.15.253.0/26	🇨🇿CZ	assigned
185.15.253.128/29	🇨🇿CZ	assigned
185.15.253.136/29	🇨🇿CZ	assigned
185.15.253.144/28	🇨🇿CZ	assigned
185.15.253.160/27	🇨🇿CZ	assigned
185.15.253.192/26	🇨🇿CZ	assigned
185.15.255.0/28	🇨🇿CZ	assigned
185.15.255.48/29	🇨🇿CZ	assigned
185.15.255.56/29	🇨🇿CZ	assigned
185.15.255.64/26	🇨🇿CZ	assigned
185.15.255.128/28	🇨🇿CZ	assigned
185.15.255.144/29	🇨🇿CZ	assigned

Transfer History

Registry transfers of 185.15.252.0/22, blocks inside it, or blocks containing it.

185.15.252.0/22M&A · 2024-06-20
Nej.cz s.r.o.
RIPE NCC
→
O2 Czech Republic, a.s.
RIPE NCC
185.15.252.0/22Transfer · 2020-11-23
SporkNeT s.r.o.
RIPE NCC
→
Nej.cz s.r.o.
RIPE NCC

Date	Resource	From	To	Type
2024-06-20	185.15.252.0/22	Nej.cz s.r.o. RIPE NCC	O2 Czech Republic, a.s. RIPE NCC	M&A
2020-11-23	185.15.252.0/22	SporkNeT s.r.o. RIPE NCC	Nej.cz s.r.o. RIPE NCC	Transfer

Origin ASN

AS16246

AS16246 O2 Czech Republic, a.s.

Related Prefixes

More prefixes of AS16246

All prefixes of AS16246 →

Geolocation

Country🇨🇿CzechiaCZ

RegionSouth Bohemian Region

CityBlatná

Coordinates49.4249, 13.8818 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/185.15.252.0/22

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/185.15.252.0/22" | jq

External Links

RIPEstat