Home Prefix Lookup203.93.28.0/23

203.93.28.0/23 - China Unicom Beijing Province Network (AS4808)

IPv4APNICassignedAS4808CHINA169-BJ - China Unicom Beijing Province Network RPKI Valid

CIDR

203.93.28.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇨🇳 China

City

Beijing

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
203.93.28.0/23	AS4808 CHINA169-BJ - China Unicom Beijing Province Network	Valid	APNICOther IRR	2026-10-13

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
203.93.16.0/20	AS4808 CHINA169-BJ - China Unicom Beijing Province Network	Valid	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.93.28.0/23	AS4808	/23	apnic
203.93.16.0/20	AS4808	/20	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4808	APNIC	MAINT-CNCGROUP-RR	2023-06-08
AS4808	Other IRR	MAINT-AS58453	2023-11-13

Origin ASN

AS4808

CHINA169-BJ - China Unicom Beijing Province Network

Related Prefixes

Covering prefix

203.93.16.0/20AS4808

More prefixes of AS4808

All prefixes of AS4808 →

Geolocation

Country🇨🇳ChinaCN

RegionBeijing

CityBeijing

Coordinates39.9042, 116.4070 ↗

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/203.93.28.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/203.93.28.0/23" | jq

External Links

RIPEstat