Hong Kong IP Ranges in CIDR format

Updated: 17 September 2025

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IPTables

IPTables - for Linux firewalls

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IPChains

IPChains - for older Linux systems

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Cisco ACL

Cisco ACL - for Cisco routers and switches

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CIDR

CIDR - standard notation for IP ranges

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IPv4 Ranges

Total ranges: 3267

1.36.0.0/16

1.64.0.0/15

5.254.128.0/19

14.0.128.0/17

14.1.20.0/22

14.102.184.0/22

14.136.0.0/16

14.192.4.0/22

14.192.8.0/22

14.192.160.0/19

14.198.0.0/17

14.198.128.0/18

14.198.192.0/19

14.198.224.0/20

14.198.240.0/20

14.199.0.0/16

23.226.0.0/20

27.0.156.0/22

27.0.192.0/22

27.50.32.0/21

3247 more ranges...

IPv6 Ranges

Total ranges: 940

2001:2e0::/35

2001:2e0:2000::/35

2001:2e0:4000::/34

2001:2e0:8000::/33

2001:7fa:0:1::/64

2001:ce0::/32

2001:ce1::/32

2001:dca::/32

2001:dd8:15::/48

2001:de6::/32

2001:dee::/48

2001:def::/48

2001:df0:44::/48

2001:df0:69::/48

2001:df0:78::/48

2001:df0:85::/48

2001:df0:9f::/48

2001:df0:a5::/48

2001:df0:a6::/48

2001:df0:ad::/48

920 more ranges...

What are IP ranges for Hong Kong?

IP ranges for Hong Kong are sets of IP addresses assigned to internet service providers and organizations within Hong Kong. These addresses are used to connect devices to the internet or internal networks and help identify traffic originating from Hong Kong.

How to use Hong Kong IP ranges

IP ranges for Hong Kong are widely used in network device configurations such as firewalls, routers and switches. You can use these ranges to filter traffic, block unwanted connections from or to Hong Kong, or allow access only to specific IP addresses from Hong Kong.

IPv4 and IPv6 ranges for Hong Kong

Current IPv4 and IPv6 ranges allow you to configure secure and reliable connections with Hong Kong. You can use these ranges to configure IPTABLES, IPCHAINS and CISCO ACL configurations for network security and access control.

IPv4 Ranges

Total ranges: 3267

IPv4 ranges for Hong Kong include main address blocks used by internet service providers and organizations.

IPv6 Ranges

Total ranges: 940

IPv6 ranges for Hong Kong represent modern next-generation address blocks for advanced network infrastructure.

Network security tools for Hong Kong

Want to know which ports and services are open in Hong Kong? Register on ScaniteX and get free access to network security tools. Start scanning networks in Hong Kong right now!