$ query “AS931” --type=asn → 1 result(s)
AS931 · HYONIX
Hyonix
AS931 belongs to Hyonix and is a mid-size transit provider, established in Singapore in 2022. The system announces a respectable 67 072 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Singapore, with additional presence in the United Kingdom and the United States, and smaller footprints in 5 additional countries. Prefix announcements for this AS were recently updated.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇸🇬 Singapore
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- June 16, 2022
- Last Changed
- March 04, 2026
- Last Seen
- June 27, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 262 / 90
- IPv6 Prefixes (raw / aggregated)
- 2 / 2
- IPv4 Addresses
- 67 072
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /40
- Geolocated Countries
- 🇸🇬 Singapore (46 592 IPs), 🇬🇧 United Kingdom (38 400 IPs), 🇺🇸 United States (29 184 IPs) and 5 more
- Prefix Changed
- June 26, 2026
Reputation
- Reputation
- Good — 15 flagged IPs out of 67 072 total (0.02%)
Connectivity Summary
- Upstream Providers
- 7 upstreams providing transit
- Peers
- 28 networks exchanging traffic without transit
- Downstream Customers
- 9 downstreams buying transit
- Unclassified
- 6 unclassified BGP neighbors
- Degree
- 50 unique BGP neighbors
- Reach
- 1 831 networks in customer cone
Upstream Providers (7)
Prefix Lists
IPv4 Prefixes (262 total)
- 38.240.32.0/19 (8 192 addresses (/19 prefix))
- 38.255.32.0/19 (8 192 addresses (/19 prefix))
- 207.189.0.0/20 (4 096 addresses (/20 prefix))
- 188.253.104.0/21 (2 048 addresses (/21 prefix))
- 45.130.152.0/22 (1 024 addresses (/22 prefix))
- 135.136.148.0/22 (1 024 addresses (/22 prefix))
- 135.136.152.0/22 (1 024 addresses (/22 prefix))
- 135.136.128.0/22 (1 024 addresses (/22 prefix))
- 135.136.136.0/22 (1 024 addresses (/22 prefix))
- 153.52.176.0/22 (1 024 addresses (/22 prefix))
- 155.254.96.0/22 (1 024 addresses (/22 prefix))
- 45.87.60.0/22 (1 024 addresses (/22 prefix))
- 178.173.236.0/22 (1 024 addresses (/22 prefix))
- 128.254.192.0/22 (1 024 addresses (/22 prefix))
- 45.143.144.0/22 (1 024 addresses (/22 prefix))
- 207.189.16.0/22 (1 024 addresses (/22 prefix))
- 64.112.84.0/22 (1 024 addresses (/22 prefix))
- 188.253.28.0/22 (1 024 addresses (/22 prefix))
- 188.253.8.0/22 (1 024 addresses (/22 prefix))
- 188.209.156.0/22 (1 024 addresses (/22 prefix))
- 104.224.28.0/22 (1 024 addresses (/22 prefix))
- 5.226.52.0/22 (1 024 addresses (/22 prefix))
- 178.173.244.0/22 (1 024 addresses (/22 prefix))
- 103.96.80.0/22 (1 024 addresses (/22 prefix))
- 103.202.52.0/22 (1 024 addresses (/22 prefix))
- 170.39.184.0/22 (1 024 addresses (/22 prefix))
- 178.173.242.0/23 (512 addresses (/23 prefix))
- 103.131.130.0/23 (512 addresses (/23 prefix))
- 178.173.234.0/23 (512 addresses (/23 prefix))
- 103.104.250.0/23 (512 addresses (/23 prefix))
- 103.199.98.0/23 (512 addresses (/23 prefix))
- 135.136.146.0/23 (512 addresses (/23 prefix))
- 185.162.74.0/23 (512 addresses (/23 prefix))
- 161.129.36.0/23 (512 addresses (/23 prefix))
- 104.249.130.0/23 (512 addresses (/23 prefix))
- 45.139.6.0/23 (512 addresses (/23 prefix))
- 130.51.40.0/23 (512 addresses (/23 prefix))
- 194.49.68.0/23 (512 addresses (/23 prefix))
- 194.49.78.0/23 (512 addresses (/23 prefix))
- 135.84.210.0/23 (512 addresses (/23 prefix))
- 135.84.212.0/23 (512 addresses (/23 prefix))
- 153.52.162.0/23 (512 addresses (/23 prefix))
- 43.225.88.0/23 (512 addresses (/23 prefix))
- 5.252.166.0/23 (512 addresses (/23 prefix))
- 135.136.134.0/23 (512 addresses (/23 prefix))
- 207.189.26.0/23 (512 addresses (/23 prefix))
- 135.136.140.0/23 (512 addresses (/23 prefix))
- 207.189.30.0/23 (512 addresses (/23 prefix))
- 89.46.43.0/24 (256 addresses (/24 prefix))
- 135.136.142.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (2 total)
- 2401:3a60:3400::/40
- 2401:3a60:5300::/40