Hosting Info

Find out the hosting provider, ISP, CDN and web server for any domain or IP address.

Enter a domain or IP address to identify the hosting provider.

Website Hosting Lookup Online

The Hosting Info tool on 101IP identifies the provider hosting a website. Given a domain or IP address, it shows the ISP, organisation, autonomous system (ASN), CDN provider and web server.

What the tool identifies

ISP / Organisation — the internet provider or company that owns the IP block;
ASN — autonomous system number, a unique identifier of a network on the internet;
CDN — content delivery network (Cloudflare, Amazon CloudFront, Fastly, etc.);
Web Server — server software (nginx, Apache, Caddy, etc.);
Datacenter flag — whether the IP belongs to server infrastructure.

Use cases

Find out who hosts your competitors;
Check whether a site uses a CDN and which one;
Determine the physical location of a server;
Infrastructure analysis during security audits.