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

103.21.88.0/22

China

CIDR Block Overview

CIDR
103.21.88.0/22
Approx. Size
8,192 IPs
Mask
/19

Example IP Addresses

103.21.90.131
🇨🇳China
103.21.91.11
🇨🇳China
103.21.89.244
🇨🇳China
103.21.89.249
🇨🇳China
103.21.89.128
🇨🇳China
103.21.90.148
🇨🇳China
103.21.90.83
🇨🇳China
103.21.90.29
🇨🇳China

Network & Provider

Organization
China Unicom
Autonomous System Number
AS138421

Geographic Location

Country
China
CN