$ query “AS203513” --type=asn → 1 result(s)

AS203513 · ALIBABACLOUD

Alibaba Cloud (Singapore) Private Limited

AS203513 is run by Alibaba Cloud (Singapore) Private Limited and is a hosting stub network, established in Singapore in 2025. The system announces 8 192 IPv4 addresses. The bulk of its IP address space is in the United States. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇸🇬 Singapore
Category
Hosting
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
November 24, 2025
Last Changed
May 12, 2026
Last Seen
June 08, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
3 / 1
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
8 192
Largest IPv4 Prefix
/19 (8 192 addresses)
Geolocated Countries
🇺🇸 United States (8 192 IPs)
Prefix Changed
May 12, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Degree
2 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (2)

  • AS174 — COGENT (Tier-1 transit)
  • AS5511 — OPENTRANSIT (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (3 total)

  • 72.254.0.0/19 (8 192 addresses (/19 prefix))