Home Prefix Lookup172.81.104.0/24

172.81.104.0/24 - Prime Security (AS400618)

IPv4ARINannouncedAS400618PRIME-SEC - Prime Security Corp. RPKI Valid

CIDR

172.81.104.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇭🇰 Hong Kong

City

Kowloon

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
172.81.104.0/24	AS400618 PRIME-SEC - Prime Security Corp.	Valid	Other IRR	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
172.81.104.0/21	AS140042	/24	arin
172.81.104.0/21	AS151797	/24	arin
172.81.96.0/20	AS8796	/20	arin
172.81.96.0/20	AS140227	/20	arin
172.81.96.0/20	AS153517	/24	arin
172.81.96.0/20	AS395886	/20	arin
172.81.96.0/20	AS400618	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS140042	Other IRR	MAINT-AS9886	2025-10-09
AS400618	Other IRR	MAINT-AS400618	2025-11-11

Transfer History

Registry transfers of 172.81.104.0/24, blocks inside it, or blocks containing it.

172.81.96.0/20Transfer · 2023-09-05
KLAYER LLC
🇺🇸 US ARIN
→
Prime Security Corp.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2023-09-05	172.81.96.0/20	KLAYER LLC 🇺🇸 US ARIN	Prime Security Corp. 🇺🇸 US ARIN	Transfer

Origin ASN

AS400618

PRIME-SEC - Prime Security Corp.

Related Prefixes

More prefixes of AS400618

All prefixes of AS400618 →

Geolocation

Country🇭🇰Hong KongHK

CityKowloon

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/172.81.104.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/172.81.104.0/24" | jq

External Links

RIPEstat