Home Prefix Lookup81.31.80.0/20

81.31.80.0/20 - TDC Holding A/S (AS3292)

IPv4RIPE NCCallocatedAS3292TDC TDC Holding A/S RPKI Valid

CIDR

81.31.80.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇩🇰 Denmark

City

Tranbjerg

RIR

RIPE NCC

Status

allocated

Allocated

2006-04-06

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
81.31.80.0/20	AS3292 TDC TDC Holding A/S	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
81.31.80.0/20	AS3292	/20	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3292	RIPE	AS3292-MNT	2011-04-27

More Specific Prefixes

Prefix	Country	Status
81.31.81.0/24	🇩🇰DK	assigned
81.31.82.0/24	🇩🇰DK	assigned
81.31.83.0/24	🇩🇰DK	assigned
81.31.84.0/24	🇩🇰DK	assigned
81.31.85.0/24	🇩🇰DK	assigned
81.31.86.0/24	🇩🇰DK	assigned
81.31.87.0/25	🇩🇰DK	assigned
81.31.87.128/25	🇩🇰DK	assigned
81.31.88.128/26	🇩🇰DK	assigned
81.31.88.192/27	🇩🇰DK	assigned
81.31.88.224/27	🇩🇰DK	assigned
81.31.89.0/24	🇩🇰DK	assigned
81.31.90.0/24	🇩🇰DK	assigned
81.31.91.0/24	🇩🇰DK	assigned
81.31.92.0/24	🇩🇰DK	assigned
81.31.93.0/24	🇩🇰DK	assigned
81.31.94.32/30	🇩🇰DK	assigned
81.31.94.56/29	🇩🇰DK	assigned
81.31.94.64/30	🇩🇰DK	assigned
81.31.94.68/30	🇩🇰DK	assigned
81.31.94.84/30	🇩🇰DK	assigned
81.31.94.136/30	🇩🇰DK	assigned
81.31.94.148/30	🇩🇰DK	assigned
81.31.94.160/30	🇩🇰DK	assigned
81.31.94.168/29	🇩🇰DK	assigned
81.31.94.184/30	🇩🇰DK	assigned
81.31.94.204/30	🇩🇰DK	assigned
81.31.94.212/30	🇩🇰DK	assigned
81.31.94.216/30	🇩🇰DK	assigned
81.31.94.248/30	🇩🇰DK	assigned
81.31.95.0/25	🇩🇰DK	assigned

Origin ASN

AS3292

TDC TDC Holding A/S

Related Prefixes

More prefixes of AS3292

All prefixes of AS3292 →

Geolocation

Country🇩🇰DenmarkDK

RegionCentral Jutland

CityTranbjerg

Coordinates56.1078, 10.1396 ↗

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/81.31.80.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/81.31.80.0/20" | jq

External Links

RIPEstat