$ query “AS45133” --type=asn → 1 result(s)
AS45133 · SINGAPORE-POLYTECHNIC-AS-AP
Singapore Polytechnic
AS45133 is run by Singapore Polytechnic and is an enterprise stub network, based in Singapore. The system announces a respectable 65 536 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to Singapore.
Basic Information
- Country
- 🇸🇬 Singapore
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Last Changed
- March 04, 2026
- Last Seen
- April 20, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 3 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 65 536
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇸🇬 Singapore (131 072 IPs)
- Prefix Changed
- March 04, 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)
Prefix Lists
IPv4 Prefixes (3 total)
- 164.78.0.0/16 (65 536 addresses (/16 prefix))
IPv6 Prefixes (1 total)
- 2403:e900::/32