Autonomous System
AS4605 Hong Kong Baptist University
EducationActiveHong Kong SAR ChinaAPNIC
AS4605 (ERX-HKBUNET) is an education network operated by Hong Kong Baptist University in Hong Kong SAR China, registered with APNIC. It has 11 IPv4 prefixes with 75,008 addresses and 1 IPv6 prefix, which makes it the 2,819th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses75,008in 11 prefixes
IPv6 prefixes1≈ 1.2 × 10²⁴ addresses
Size rank#2,819of 82,200 active ASNs
Details
OrganizationHong Kong Baptist University
AS nameERX-HKBUNET
Websitehkbu.edu.hk
Country Hong Kong SAR China (HK)
Network typeEducation
RegistryAPNIC
Abuse contactabuse@hkbu.edu.hk
Registered—
Last updated2020-08-19
IPv4 prefixes
11 prefixes · 75,008 addresses| Network | Addresses | First – last address |
|---|---|---|
| 158.182.0.0/16 | 65,536 | 158.182.0.0 – 158.182.255.255 |
| 175.159.144.0/21 | 2,048 | 175.159.144.0 – 175.159.151.255 |
| 202.125.240.0/21 | 2,048 | 202.125.240.0 – 202.125.247.255 |
| 175.159.152.0/22 | 1,024 | 175.159.152.0 – 175.159.155.255 |
| 175.159.232.0/22 | 1,024 | 175.159.232.0 – 175.159.235.255 |
| 175.159.236.0/22 | 1,024 | 175.159.236.0 – 175.159.239.255 |
| 202.125.248.0/22 | 1,024 | 202.125.248.0 – 202.125.251.255 |
| 175.159.156.0/23 | 512 | 175.159.156.0 – 175.159.157.255 |
| 158.182.84.0/24 | 256 | 158.182.84.0 – 158.182.84.255 |
| 175.159.154.0/24 | 256 | 175.159.154.0 – 175.159.154.255 |
| 175.159.155.0/24 | 256 | 175.159.155.0 – 175.159.155.255 |
158.182.0.0/16 175.159.144.0/21 202.125.240.0/21 175.159.152.0/22 175.159.232.0/22 175.159.236.0/22 202.125.248.0/22 175.159.156.0/23 158.182.84.0/24 175.159.154.0/24 175.159.155.0/24
IPv6 prefixes
1 prefix- 2001:ce0:6::/48
2001:ce0:6::/48
Query AS4605 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS4605&key=YOUR_API_KEY"Any address in its prefixes resolves to AS4605, with or without a key:
curl "https://api.ipapi.is/?q=158.182.0.1"Largest networks in Hong Kong SAR China
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