Home Prefix Lookup187.18.210.0/23

187.18.210.0/23 - Alares Cabo Servicos De Telecomunicacoes S.A (AS28220)

IPv4LACNICannouncedAS28220Alares Cabo Servicos de Telecomunicacoes S.A. RPKI Valid

CIDR

187.18.210.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇧🇷 Brazil

City

Caucaia

RIR

LACNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
187.18.210.0/23	AS28220 Alares Cabo Servicos de Telecomunicacoes S.A.	Valid	Other IRR	2026-10-11

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
187.18.128.0/17	AS28270	Valid	-	2026-10-11
187.18.208.0/21	AS28220 Alares Cabo Servicos de Telecomunicacoes S.A.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
187.18.128.0/17	AS28220	/24	lacnic
187.18.128.0/17	AS28270	/24	lacnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS28220	Other IRR	MAINT-AS28220	2026-04-15

Origin ASN

AS28220

Alares Cabo Servicos de Telecomunicacoes S.A.

Related Prefixes

Covering prefix

187.18.208.0/21AS28220

More prefixes of AS28220

All prefixes of AS28220 →

Geolocation

Country🇧🇷BrazilBR

RegionCeará

CityCaucaia

Coordinates-3.7361, -38.6531 ↗

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/187.18.210.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/187.18.210.0/23" | jq

External Links

RIPEstat