Home Prefix Lookup163.19.112.0/20

163.19.112.0/20 - Department Of Education, Hsinchu City (AS18043)

IPv4APNICannouncedAS18043HCCG-AS - Department of Education, Hsinchu City RPKI Valid

CIDR

163.19.112.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇹🇼 Taiwan

City

Hsinchu

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
163.19.112.0/20	AS18043 HCCG-AS - Department of Education, Hsinchu City	Valid	-	2026-10-12

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
163.16.0.0/13	AS1659 ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information Center	Valid	-	2026-10-12
163.19.0.0/16	AS9916 NCTU-TW - National Yang Ming Chiao Tung University	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
163.19.112.0/20	AS18043	/24	apnic
163.19.0.0/16	AS9916	/16	apnic
163.16.0.0/13	AS1659	/19	apnic

Origin ASN

AS18043

HCCG-AS - Department of Education, Hsinchu City

Related Prefixes

Covering prefix

163.19.0.0/16AS9916

More prefixes of AS18043

All prefixes of AS18043 →

Geolocation

Country🇹🇼TaiwanTW

RegionTaiwan

CityHsinchu

Coordinates24.8138, 120.9670 ↗

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/163.19.112.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/163.19.112.0/20" | jq

External Links

RIPEstat