Home Prefix Lookup143.246.48.0/20

143.246.48.0/20 - (AS205880)

IPv4RIPE NCCallocatedAS205880No ROA

CIDR

143.246.48.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇹🇼 Taiwan

City

TAIPEI

RIR

RIPE NCC

Status

allocated

Allocated

1990-10-26

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

Related Announcements

1 less-specific, 11 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
143.246.0.0/17	AS600 OARNET-AS - OARnet	No ROA	-	2026-10-11
143.246.48.0/24	AS211759 Miku_Network Miku Network Technology Limited	Valid	-	2026-10-11
143.246.49.0/24	AS211759 Miku_Network Miku Network Technology Limited	Valid	-	2026-10-11
143.246.50.0/23	AS401434 HYTRONNETWORK-US - Hytron Network Services US LLC	Valid	-	2026-10-11
143.246.50.0/24	AS401434 HYTRONNETWORK-US - Hytron Network Services US LLC	Valid	-	2026-10-11
143.246.51.0/24	AS401434 HYTRONNETWORK-US - Hytron Network Services US LLC	Valid	-	2026-10-11
143.246.52.0/23	AS215355 AliceNetwork ALICE NETWORKS LTD	Valid	-	2026-10-11
143.246.52.0/24	AS215355 AliceNetwork ALICE NETWORKS LTD	Valid	-	2026-10-11
143.246.53.0/24	AS215355 AliceNetwork ALICE NETWORKS LTD	Valid	-	2026-10-11
143.246.54.0/24	AS58062 StarNetwork w1n ltd	Valid	-	2026-10-11
143.246.55.0/24	AS138401 TUPLENET2-AS-AP TupleTech Corporation	Valid	-	2026-10-11
143.246.56.0/21	AS213169 Catixs-Edge Catixs Ltd	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
143.246.48.0/20	AS17433	/24	ripe
143.246.48.0/20	AS202662	/24	ripe

More Specific Prefixes

Prefix	AS	Country	Status
143.246.48.0/24	AS211759	🇹🇼TW	assigned
143.246.49.0/24	AS211759	🇭🇰HK	assigned
143.246.50.0/23	AS401434	🇭🇰HK	assigned
143.246.52.0/23	AS153371	🇭🇰HK	assigned
143.246.54.0/24	AS58062	🇭🇰HK	assigned
143.246.55.0/24	AS138401	🇭🇰HK	assigned
143.246.56.0/21	AS61112	🇭🇰HK	assigned

Transfer History

Registry transfers of 143.246.48.0/20, blocks inside it, or blocks containing it.

143.246.48.0/20inter-RIRTransfer · 2026-07-20
Muskingum University
🇺🇸 US ARIN
→
Hytron Network Services (US) LLC
🇺🇸 US RIPE NCC

Date	Resource	From	To	Type
2026-07-20	143.246.48.0/20inter-RIR	Muskingum University 🇺🇸 US ARIN	Hytron Network Services (US) LLC 🇺🇸 US RIPE NCC	Transfer

Origin ASN

AS205880

Related Prefixes

Covering prefix

143.246.0.0/17AS600

More prefixes of AS205880

82.25.145.0/24

All prefixes of AS205880 →

Geolocation

Country🇹🇼TaiwanTW

CityTAIPEI

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/143.246.48.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/143.246.48.0/20" | jq

External Links

RIPEstat