Home Prefix Lookup189.4.64.0/20

189.4.64.0/20 - Claro NXT Telecomunicacoes Ltda (AS28573)

IPv4LACNICannouncedAS28573AS28573 - Claro NXT Telecomunicacoes Ltda RPKI Valid

CIDR

189.4.64.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇧🇷 Brazil

City

Sao Jose

RIR

LACNIC

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
189.4.64.0/20	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15

Related Announcements

2 less-specific, 10 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
189.4.64.0/18	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.64.0/19	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.72.0/23	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.72.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.73.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.74.0/23	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.74.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.75.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.76.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.77.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.78.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15
189.4.79.0/24	AS28573 AS28573 - Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-15

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
189.4.0.0/14	AS28573	/24	lacnic

Origin ASN

AS28573

AS28573 - Claro NXT Telecomunicacoes Ltda

Related Prefixes

Covering prefix

189.4.64.0/19AS28573

More prefixes of AS28573

All prefixes of AS28573 →

Geolocation

Country🇧🇷BrazilBR

RegionSanta Catarina

CitySao Jose

Coordinates-27.5950, -48.6138 ↗

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 LACNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/189.4.64.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/189.4.64.0/20" | jq

External Links

RIPEstat