Home Prefix Lookup177.33.0.0/16

177.33.0.0/16 - Claro NXT Telecomunicacoes Ltda (AS28573)

IPv4LACNICannouncedAS28573Claro NXT Telecomunicacoes Ltda RPKI Valid

CIDR

177.33.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇧🇷 Brazil

City

São Caetano do Sul

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
177.33.0.0/16	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	Other IRR	2026-10-11

More-Specific Announcements

11 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
177.33.0.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.32.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.64.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.84.0/22	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.96.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.128.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.136.0/22	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.140.0/22	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.160.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.192.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11
177.33.224.0/19	AS28573 Claro NXT Telecomunicacoes Ltda	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
177.32.0.0/14	AS28573	/24	lacnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS28573	Other IRR	MAINT-AS28513	2025-09-03

Origin ASN

AS28573

Claro NXT Telecomunicacoes Ltda

Related Prefixes

More prefixes of AS28573

All prefixes of AS28573 →

Geolocation

Country🇧🇷BrazilBR

RegionSão Paulo

CitySão Caetano do Sul

Coordinates-23.6231, -46.5511 ↗

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/177.33.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/177.33.0.0/16" | jq

External Links

RIPEstat