Skip to main content
IpToolsKit
Search
Learn
IpToolsKit© 2025
Resources
OrganizationsLearn & GuidesTools
Tools
PingDNS LookupSpeed Test
Legal
Privacy PolicyAboutImprint

103.21.8.0/22

China

CIDR Block Overview

CIDR
103.21.8.0/22
Approx. Size
8,192 IPs
Mask
/19

Example IP Addresses

103.21.10.37
🇨🇳China
103.21.9.240
🇨🇳China
103.21.8.83
🇨🇳China
103.21.8.100
🇨🇳China
103.21.9.193
🇨🇳China
103.21.11.209
🇨🇳China
103.21.10.28
🇨🇳China
103.21.8.186
🇨🇳China

Network & Provider

Organization
China Unicom
Autonomous System Number
AS138421

Geographic Location

Country
China
CN