$ query “AS58453” --type=asn → 1 result(s)

AS58453 · CMI-INT-HK

China Mobile International Limited

AS58453 is operated by China Mobile International Limited and serves as a major transit provider, established in Hong Kong SAR China. The system announces a solid 196 864 IPv4 addresses, including a /15, and supports IPv6. Most of its address space is geolocated to Hong Kong SAR China, with additional presence in Singapore and Germany, and a smaller footprint in another country.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #36 by Reach — Top 100 by customer cone size
  • #4 in Hong Kong SAR China — Top 10 by reach within country

Basic Information

Country
🇭🇰 Hong Kong SAR China
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
74 / 4
IPv6 Prefixes (raw / aggregated)
5 / 1
IPv4 Addresses
196 864
Largest IPv4 Prefix
/15 (131 072 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇭🇰 Hong Kong SAR China (393 472 IPs), 🇸🇬 Singapore (1 792 IPs), 🇩🇪 Germany (768 IPs) and 1 more
Prefix Changed
May 14, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
8 upstreams providing transit
Peers
775 networks exchanging traffic without transit
Downstream Customers
129 downstreams buying transit
Unclassified
28 unclassified BGP neighbors
Degree
940 unique BGP neighbors
Reach
42 961 networks in customer cone

Upstream Providers (8)

  • AS174 — COGENT (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS37100 — SEACOM-AS
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS30844 — LIQUID-AS
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS37662 — WIOCC

Prefix Lists

IPv4 Prefixes (74 total)

  • 223.118.0.0/15 (131 072 addresses (/15 prefix))
  • 223.120.0.0/17 (32 768 addresses (/17 prefix))
  • 223.121.0.0/17 (32 768 addresses (/17 prefix))
  • 103.11.109.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (5 total)

  • 2402:4f00::/32