Home Prefix Lookup217.129.72.0/21

217.129.72.0/21 - AS13156 NOWO COMMUNICATIONS, S.A (AS13156)

IPv4RIPEassignedAS13156AS13156 NOWO COMMUNICATIONS, S.A. RPKI Valid

CIDR

217.129.72.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇵🇹 Portugal

City

Sines Municipality

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
217.129.72.0/21	AS13156 AS13156 NOWO COMMUNICATIONS, S.A.	Valid	RIPE	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
217.129.0.0/16	AS13156 AS13156 NOWO COMMUNICATIONS, S.A.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
217.129.72.0/21	AS13156	/21	ripe
217.129.0.0/16	AS13156	/16	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS13156	RIPE	AS13156-MNT	2018-02-09

Origin ASN

AS13156

AS13156 NOWO COMMUNICATIONS, S.A.

Related Prefixes

Covering prefix

217.129.0.0/16AS13156

More prefixes of AS13156

All prefixes of AS13156 →

Geolocation

Country🇵🇹PortugalPT

RegionSetúbal

CitySines Municipality

Coordinates37.9562, -8.8698 ↗

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/217.129.72.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/217.129.72.0/21" | jq

External Links

RIPEstat