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

64.21.4.0/22

United States

CIDR Block Overview

CIDR
64.21.4.0/22
Approx. Size
16,384 IPs
Mask
/18

Example IP Addresses

64.21.6.107
🇺🇸United States
64.21.5.110
🇺🇸United States
64.21.5.210
🇺🇸United States
64.21.6.140
🇺🇸United States
64.21.7.119
🇺🇸United States
64.21.6.26
🇺🇸United States
64.21.6.197
🇺🇸United States
64.21.7.196
🇺🇸United States

Network & Provider

Organization
Lumen
Autonomous System Number
AS3356

Geographic Location

Country
United States
US