Home ASN LookupAS59371

AS59371 DNC-AS Dimension Network & Communication Limited

🇭🇰

Org handle: ORG-DNCL1-AP

Dimension Network & Communication Limited

APNICallocated

Announced Prefixes (BGP)

216total

216 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)73,216

Announced (BGP)110,592

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)0

Prefix Limit (IPv4)

500

Prefix Limit (IPv6)

Country

🇭🇰 HK

RIR

APNIC

Status

allocated

Allocated

2014-06-06

Announced Prefixes

(BGP)216

Prefix	RPKI	IRR	Last Seen
5.254.128.0/19	No ROA	Other IRR	2026-10-10
5.254.130.0/24	No ROA	Other IRR	2026-10-10
5.254.132.0/24	No ROA	Other IRR	2026-10-10
5.254.134.0/24	No ROA	Other IRR	2026-10-10
5.254.135.0/24	No ROA	Other IRR	2026-10-10
5.254.136.0/24	No ROA	Other IRR	2026-10-10
43.229.4.0/22	No ROA	Other IRR	2026-10-10
43.229.4.0/24	No ROA	Other IRR	2026-10-10
43.229.5.0/24	No ROA	Other IRR	2026-10-10
43.229.6.0/24	No ROA	Other IRR	2026-10-10

1-10 of 216

1 / 22

Allocated Prefixes

(RIR)57

Prefix	Country	RIR	Status
5.254.128.0/19	🇭🇰 HK	APNIC	allocated
43.229.4.0/22	🇭🇰 HK	APNIC	allocated
43.229.4.0/24	🇭🇰 HK	APNIC	assigned
43.229.5.0/24	🇭🇰 HK	APNIC	assigned
43.229.6.0/24	🇭🇰 HK	APNIC	assigned
43.229.7.0/24	🇭🇰 HK	APNIC	assigned
43.252.160.0/22	🇭🇰 HK	APNIC	allocated
43.252.160.0/24	🇭🇰 HK	APNIC	assigned
43.252.161.0/24	🇭🇰 HK	APNIC	assigned
43.252.162.0/24	🇭🇰 HK	APNIC	assigned

1-10 of 57

1 / 6

All 216 announced prefixes of AS59371 →

BGP Neighbours

(seen in AS paths)

Upstreams (5)

Networks AS59371 hands its own prefixes to: transit providers, or peers at an exchange.

AS3257GTT BACKBONE GTT Communications106
AS2914NTT America93
AS23764CTGNET10
AS13335Cloudflare4
AS3491PCCWG APAC HK PCCW Global HK3

Downstreams (1)

Networks whose own prefixes AS59371 passes on: usually its customers.

AS135581ONL HK 19 Chun Wang Street, Tseung Kwan O Industrial Estate, N.T. Hong Kong18

Other adjacent networks (1)

Adjacent to AS59371 in the transit part of AS paths: peers, providers or customers.

AS10103HKBN AP HK Broadband Network16

ASPA

No ASPA

External Links

APNIC Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS59371 should publish an ASPA object
IPv4 transfers in the APNIC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/59371

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/59371" | jq