Home Prefix Lookup142.252.204.0/23

142.252.204.0/23 - X4TEL 4Tel Telekomunikacije D.O.O (AS203964)

IPv4ARINannouncedAS203964x4TEL-AS 4Tel Telekomunikacije d.o.o. RPKI Valid

CIDR

142.252.204.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇭🇷 Croatia

City

Zagreb

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
142.252.204.0/23	AS203964 x4TEL-AS 4Tel Telekomunikacije d.o.o.	Valid	ARINOther IRR	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
142.252.204.0/23	AS203964	/23	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS203964	ARIN	MNT-EGNL-1	2026-07-16
AS203964	Other IRR	MAINT-AS18779	2026-07-16

Origin ASN

AS203964

x4TEL-AS 4Tel Telekomunikacije d.o.o.

Related Prefixes

More prefixes of AS203964

All prefixes of AS203964 →

Geolocation

Country🇭🇷CroatiaHR

RegionZagreb

CityZagreb

Coordinates45.8150, 15.9819 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/142.252.204.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/142.252.204.0/23" | jq

External Links

RIPEstat