Home Prefix Lookup172.85.104.0/23

172.85.104.0/23 - M247 Europe (AS9009)

IPv4ARINannouncedAS9009M247 M247 Europe SRL RPKI Valid

CIDR

172.85.104.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇯🇵 Japan

City

Chiyoda City

RIR

ARIN

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
172.85.104.0/23	AS9009 M247 M247 Europe SRL	Valid	ARIN	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
172.85.104.0/23	AS9009	/23	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9009	ARIN	MNT-HWL-47	2025-01-07
AS46261	ARIN	MNT-HWL-47	2022-04-03

Origin ASN

AS9009

M247 M247 Europe SRL

Related Prefixes

More prefixes of AS9009

All prefixes of AS9009 →

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda City

Coordinates35.6940, 139.7540 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/172.85.104.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/172.85.104.0/23" | jq

External Links

RIPEstat