$ query “AS18106” --type=asn → 1 result(s)

AS18106 · VIEWQWEST-SG-AP

Viewqwest Pte Ltd

AS18106 belongs to Viewqwest Pte Ltd and is a mid-size transit provider, registered in Singapore. The system announces a respectable 53 248 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Singapore, with additional presence in the United States and Hong Kong SAR China, and smaller footprints in 4 additional countries.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #64 by Degree — Top 100 by unique BGP neighbor count
  • #8 in Singapore — Top 10 by reach within country

Basic Information

Country
🇸🇬 Singapore
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
April 29, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
27 / 21
IPv6 Prefixes (raw / aggregated)
4 / 4
IPv4 Addresses
53 248
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇸🇬 Singapore (99 328 IPs), 🇺🇸 United States (1 792 IPs), 🇭🇰 Hong Kong SAR China (1 536 IPs) and 4 more
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 53 248 total (0.00%)

Connectivity Summary

Upstream Providers
15 upstreams providing transit
Peers
1 879 networks exchanging traffic without transit
Downstream Customers
20 downstreams buying transit
Unclassified
2 unclassified BGP neighbors
Degree
1 916 unique BGP neighbors
Reach
3 773 networks in customer cone

Upstream Providers (15)

Prefix Lists

IPv4 Prefixes (27 total)

  • 132.147.64.0/18 (16 384 addresses (/18 prefix))
  • 202.73.32.0/19 (8 192 addresses (/19 prefix))
  • 202.55.64.0/19 (8 192 addresses (/19 prefix))
  • 202.83.96.0/20 (4 096 addresses (/20 prefix))
  • 195.133.128.0/20 (4 096 addresses (/20 prefix))
  • 103.60.60.0/22 (1 024 addresses (/22 prefix))
  • 103.4.196.0/22 (1 024 addresses (/22 prefix))
  • 103.247.108.0/22 (1 024 addresses (/22 prefix))
  • 43.230.96.0/22 (1 024 addresses (/22 prefix))
  • 137.59.184.0/22 (1 024 addresses (/22 prefix))
  • 162.246.200.0/22 (1 024 addresses (/22 prefix))
  • 45.121.84.0/22 (1 024 addresses (/22 prefix))
  • 103.208.176.0/22 (1 024 addresses (/22 prefix))
  • 103.26.220.0/22 (1 024 addresses (/22 prefix))
  • 103.7.68.0/22 (1 024 addresses (/22 prefix))
  • 185.5.132.0/23 (512 addresses (/23 prefix))
  • 206.166.202.0/23 (512 addresses (/23 prefix))
  • 163.47.89.0/24 (256 addresses (/24 prefix))
  • 223.27.137.0/24 (256 addresses (/24 prefix))
  • 223.27.138.0/24 (256 addresses (/24 prefix))
  • 223.27.140.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (4 total)

  • 2001:d98::/32
  • 2402:7480::/32
  • 2404:4280::/32
  • 2602:ff4b::/36