Home Prefix Lookup203.185.1.0/24

203.185.1.0/24 - F5 Networks SARL (AS35280)

IPv4APNICannouncedAS35280F5 F5 Networks SARL RPKI Valid

CIDR

203.185.1.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇭🇰 Hong Kong

City

Kwai Chung

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
203.185.1.0/24	AS35280 F5 F5 Networks SARL	Valid	APNICOther IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
203.185.0.0/18	AS9269 HKBN-AS-AP Hong Kong Broadband Network Ltd.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.185.1.0/24	AS35280	/24	apnic
203.185.0.0/18	AS9269	/24	apnic
203.185.0.0/18	AS9381	/24	apnic
203.185.0.0/18	AS10103	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9269	APNIC	MAINT-HK-HKBN	2021-01-29
AS10103	APNIC	MAINT-HK-HKBN	2020-04-23
AS35280	APNIC	MAINT-HK-HKBN	2024-02-15
AS10103	Other IRR	MAINT-AS9269	2023-11-13
AS9269	Other IRR	MAINT-AS9269	2023-11-13
AS35280	Other IRR	MAINT-AS9269	2023-11-13

Origin ASN

AS35280

F5 F5 Networks SARL

Related Prefixes

Covering prefix

203.185.0.0/18AS9269

More prefixes of AS35280

All prefixes of AS35280 →

Geolocation

Country🇭🇰Hong KongHK

RegionKwai Tsing District

CityKwai Chung

Coordinates22.3702, 114.1300 ↗

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 APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/203.185.1.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/203.185.1.0/24" | jq

External Links

RIPEstat