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

81.172.120.0/21

Madrid, Madrid, Spain

CIDR Block Overview

CIDR
81.172.120.0/21
Approx. Size
2,048 IPs
Mask
/21

Example IP Addresses

81.172.126.182
🇪🇸Madrid, Madrid, Spain
81.172.125.89
🇪🇸Madrid, Madrid, Spain
81.172.127.9
🇪🇸Madrid, Madrid, Spain
81.172.122.91
🇪🇸Madrid, Madrid, Spain
81.172.124.24
🇪🇸Madrid, Madrid, Spain
81.172.124.144
🇪🇸Madrid, Madrid, Spain
81.172.123.98
🇪🇸Madrid, Madrid, Spain
81.172.121.197
🇪🇸Madrid, Madrid, Spain

Network & Provider

Organization
Fibergreen Tecnologicas S.l.
Autonomous System Number
AS58327

Geographic Location

Country
Spain
ES
Region
Madrid
City
Madrid