Home Prefix Lookup165.154.80.0/21

165.154.80.0/21 - BGP Prefix

IPv4APNICassigned RPKI Valid

CIDR

165.154.80.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇰🇷 South Korea

City

Yongsan-dong

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

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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.

More-Specific Announcements

8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
165.154.80.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.81.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.82.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.83.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.84.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.85.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.86.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11
165.154.87.0/24	AS135377 UCLOUD-HK-AS-AP - UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
165.154.0.0/17	AS135377	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS135377	APNIC	MAINT-UCLOUD-HK	2021-04-25

More Specific Prefixes

Prefix	AS	Country	Status
165.154.87.0/24	AS135377	🇩🇪DE	assigned

Transfer History

Registry transfers of 165.154.80.0/21, blocks inside it, or blocks containing it.

165.154.0.0/16inter-RIRTransfer · 2021-02-16
Telecom Evolutions, LLC
🇺🇸 US ARIN
→
UCloud Information Technology (HK) Limited
🇭🇰 HK APNIC
165.154.0.0/16M&A · 2020-07-13
HookUp Communications
🇨🇦 CA ARIN
→
Telecom Evolutions, LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2021-02-16	165.154.0.0/16inter-RIR	Telecom Evolutions, LLC 🇺🇸 US ARIN	UCloud Information Technology (HK) Limited 🇭🇰 HK APNIC	Transfer
2020-07-13	165.154.0.0/16	HookUp Communications 🇨🇦 CA ARIN	Telecom Evolutions, LLC 🇺🇸 US ARIN	M&A

Geolocation

Country🇰🇷South KoreaKR

RegionSeoul

CityYongsan-dong

Coordinates37.5503, 126.9970 ↗

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/165.154.80.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/165.154.80.0/21" | jq

External Links

RIPEstat