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

15.12.64.0/21

United States

CIDR Block Overview

CIDR
15.12.64.0/21
Approx. Size
2,048 IPs
Mask
/21

Example IP Addresses

15.12.68.90
🇺🇸United States
15.12.64.152
🇺🇸United States
15.12.70.209
🇺🇸United States
15.12.67.241
🇺🇸United States
15.12.67.148
🇺🇸United States
15.12.69.29
🇺🇸United States
15.12.64.132
🇺🇸United States
15.12.65.241
🇺🇸United States

Network & Provider

Organization
AT&T Internet Services
Autonomous System Number
AS4186

Geographic Location

Country
United States
US