$ query “AS135377” --type=asn → 1 result(s)
AS135377 · UCLOUD-HK-AS-AP
UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED
AS135377 belongs to UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED and is a mid-size transit provider, based in Hong Kong SAR China. The system announces a solid 184 320 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Hong Kong SAR China, with additional presence in the United Kingdom and the United States, and smaller footprints in 18 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
- 🇭🇰 Hong Kong SAR China
- 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 30, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 708 / 144
- IPv6 Prefixes (raw / aggregated)
- 10 / 6
- IPv4 Addresses
- 184 320
- Largest IPv4 Prefix
- /17 (32 768 addresses)
- Largest IPv6 Prefix
- /42
- Geolocated Countries
- 🇭🇰 Hong Kong SAR China (195 840 IPs), 🇬🇧 United Kingdom (36 608 IPs), 🇺🇸 United States (24 320 IPs) and 18 more
- Prefix Changed
- April 30, 2026
Reputation
- Reputation
- Fair — 1 190 flagged IPs out of 184 320 total (0.65%)
- Open Proxies
- 5 known open proxies in this network
Connectivity Summary
- Upstream Providers
- 13 upstreams providing transit
- Peers
- 12 networks exchanging traffic without transit
- Downstream Customers
- 22 downstreams buying transit
- Unclassified
- 5 unclassified BGP neighbors
- Degree
- 52 unique BGP neighbors
- Reach
- 1 941 networks in customer cone
Upstream Providers (13)
Prefix Lists
IPv4 Prefixes (708 total)
- 165.154.0.0/17 (32 768 addresses (/17 prefix))
- 165.154.128.0/18 (16 384 addresses (/18 prefix))
- 152.32.128.0/18 (16 384 addresses (/18 prefix))
- 152.32.224.0/19 (8 192 addresses (/19 prefix))
- 101.36.96.0/19 (8 192 addresses (/19 prefix))
- 118.193.64.0/20 (4 096 addresses (/20 prefix))
- 107.150.96.0/20 (4 096 addresses (/20 prefix))
- 123.58.208.0/20 (4 096 addresses (/20 prefix))
- 118.193.32.0/20 (4 096 addresses (/20 prefix))
- 152.32.208.0/20 (4 096 addresses (/20 prefix))
- 118.26.104.0/21 (2 048 addresses (/21 prefix))
- 154.51.56.0/21 (2 048 addresses (/21 prefix))
- 152.32.200.0/21 (2 048 addresses (/21 prefix))
- 107.150.120.0/21 (2 048 addresses (/21 prefix))
- 123.58.192.0/21 (2 048 addresses (/21 prefix))
- 45.43.56.0/21 (2 048 addresses (/21 prefix))
- 106.75.192.0/21 (2 048 addresses (/21 prefix))
- 118.193.56.0/21 (2 048 addresses (/21 prefix))
- 128.14.224.0/21 (2 048 addresses (/21 prefix))
- 45.195.216.0/21 (2 048 addresses (/21 prefix))
- 118.194.232.0/21 (2 048 addresses (/21 prefix))
- 118.194.248.0/21 (2 048 addresses (/21 prefix))
- 156.229.16.0/21 (2 048 addresses (/21 prefix))
- 45.43.52.0/22 (1 024 addresses (/22 prefix))
- 150.107.36.0/22 (1 024 addresses (/22 prefix))
- 23.91.96.0/22 (1 024 addresses (/22 prefix))
- 128.1.132.0/22 (1 024 addresses (/22 prefix))
- 45.249.244.0/22 (1 024 addresses (/22 prefix))
- 156.232.96.0/22 (1 024 addresses (/22 prefix))
- 118.194.228.0/22 (1 024 addresses (/22 prefix))
- 103.210.20.0/22 (1 024 addresses (/22 prefix))
- 128.14.232.0/22 (1 024 addresses (/22 prefix))
- 123.58.204.0/22 (1 024 addresses (/22 prefix))
- 36.255.220.0/22 (1 024 addresses (/22 prefix))
- 103.14.32.0/22 (1 024 addresses (/22 prefix))
- 118.26.36.0/22 (1 024 addresses (/22 prefix))
- 156.232.92.0/22 (1 024 addresses (/22 prefix))
- 103.72.144.0/22 (1 024 addresses (/22 prefix))
- 156.229.224.0/22 (1 024 addresses (/22 prefix))
- 154.81.12.0/22 (1 024 addresses (/22 prefix))
- 103.218.240.0/22 (1 024 addresses (/22 prefix))
- 122.10.96.0/23 (512 addresses (/23 prefix))
- 128.1.40.0/23 (512 addresses (/23 prefix))
- 103.216.100.0/23 (512 addresses (/23 prefix))
- 103.149.26.0/23 (512 addresses (/23 prefix))
- 103.234.60.0/23 (512 addresses (/23 prefix))
- 202.10.72.0/23 (512 addresses (/23 prefix))
- 104.218.162.0/23 (512 addresses (/23 prefix))
- 104.218.164.0/23 (512 addresses (/23 prefix))
- 165.154.220.0/23 (512 addresses (/23 prefix))
- and 94 more
IPv6 Prefixes (10 total)
- 2404:82c0::/42
- 2404:82c0:40::/46
- 2404:82c0:44::/47
- 2404:82c0:4a::/48
- 2404:82c0:4c::/48
- 2404:82c0:4e::/48