Google Tag Manager
Google Tag Manager is used on 808 websites we’ve detected so far.
Websites using Google Tag Manager have an average performance score of 51%. This means they may need better optimization to improve speed. Also, many websites use multiple technologies together, so performance can depend on more than just this one.
Top Platforms (808)

reqres.in
ReqRes | Free REST API for developers | ReqRes
apis.guru
APIs.guru - Wikipedia for Web APIs | Api Directory

stoplight.io
OpenAPI Design & Documentation Management Tool | Stoplight
openvpn.net
Secure VPN Solutions for Business & Remote Access | OpenVPN
zerotier.com
ZeroTier | Next-Generation Connectivity and Cybersecurity
expressvpn.com
ExpressVPN: Best VPN Service for Speed & Privacy in 2026
ngrok.com
ngrok: AI & API Gateway | Secure Tunnels & Traffic
any.run
ANY.RUN - Interactive Online Malware Sandbox
hover.com
Domain Names | Buy Domains & Email At Hover.com
greynoise.io
GreyNoise Intelligence | Real-Time Intelligence For Modern Threats
virustotal.com
VirusTotal
censys.io
Censys | The Authority for Internet Intelligence and Insights