Hosting Checker: Who is Hosting This Website?
Check website hosting details instantly — find the hosting provider, server location, ISP, and network info for any domain or IP address. Free, fast, and no registration required.
How to Check Website Hosting
Enter a Domain or IP
Type any website domain (e.g.
example.com) or an IP address
(IPv4 or IPv6) into the search box above.
Click "Check Hosting"
Hit the button and the tool instantly resolves the domain, looks up its IP, and queries hosting and network databases.
Get Full Results
View the hosting provider, server location, ISP, ASN, reverse DNS, timezone, and proxy status — all in under a second.
What is a Hosting Checker?
A hosting checker is an online tool that lets you check who is hosting any website, domain, or IP address in seconds. HostingChecker.co is a free site hosting checker that reveals the hosting provider, data centre location, ISP, ASN, reverse DNS, and more — all in real time.
Need to check web hosting details for a competitor?
Want to check the hosting of a website you manage?
Or simply curious who is hosting this domain? Enter
any domain name (e.g. example.com) or
IP address and get a full website hosting lookup
result instantly — no signup, no API key needed.
Trusted by web developers, digital marketers, security researchers, and IT teams worldwide, this hosting checker online is completely free and works for both IPv4 and IPv6 addresses.
Who Uses a Hosting Checker?
Web Developers
Verify server infrastructure, check hosting of a website before migration, confirm DNS has propagated, or troubleshoot server location issues affecting page speed.
Digital Marketers
Research which hosting provider competitors use, check website hosting details for outreach prospects, or audit CDN and cloud provider usage across a niche.
Security Researchers
Identify who is hosting suspicious domains, detect proxy or VPN usage, trace IP ownership via ASN, and verify whether a site is behind a shared or dedicated server.
Business Owners & IT Teams
Confirm where your own website is hosted, validate vendor infrastructure, check hosting provider details for compliance audits, or verify server location for GDPR requirements.
How Does the Hosting Checker Work?
When you enter a domain name, the tool first performs a real-time DNS resolution to find the domain's IP address. It then queries live IP geolocation and ASN (Autonomous System Number) databases to identify the hosting provider, server location, and network operator.
For IP addresses entered directly, the DNS step is skipped and the lookup queries the ASN and hosting databases immediately. Results include the organisation that owns the IP block, the physical server location, ISP, reverse PTR record, and flags indicating whether the IP belongs to a known hosting range, proxy network, or mobile carrier.
All lookups are performed in real time — no cached data, no stale results. This makes it reliable for verifying recent hosting migrations or checking DNS propagation status.
What Does a Hosting Check Show?
Every website hosting lookup returns the following details for any domain or IP:
- Hosting Provider — the company that owns and operates the server
- IP Address — the resolved IPv4 or IPv6 address for the domain
- Server Location — city, region, and country where the server is hosted
- ISP & ASN — internet service provider and autonomous system number
- Reverse DNS — the PTR record associated with the IP address
- Proxy / Hosting flag — whether the IP belongs to a known hosting range or proxy
Hosting Providers It Can Detect
The tool identifies hundreds of hosting providers, cloud platforms, CDNs, and ISPs worldwide. Common providers detected include:
Frequently Asked Questions
How do I find out who is hosting a website?
Enter the domain name (e.g.
example.com) or IP address into
the search box and click
Check Hosting. The tool
will instantly display the hosting provider,
server location, ISP, and network details.
Can I check hosting by IP address?
Yes. The tool accepts both domain names and
IP addresses, including IPv4 (e.g.
1.1.1.1) and IPv6 addresses.
Enter any IP to find out its hosting
provider or ISP.
What information does the Hosting Checker show?
Results include the hosting provider name, resolved IP address, server location (city, region, country), ISP, ASN, reverse DNS, timezone, and flags for hosting, proxy, or mobile network.
Why would I check a website's hosting provider?
Common reasons to check hosting of a website include: researching which hosting provider a competitor uses, verifying server infrastructure for security audits, troubleshooting slow load times by checking server location, identifying suspicious domains, and confirming where a site is hosted for compliance purposes.
How accurate is the Hosting Checker?
The tool queries real-time data sources and regularly updated IP-to-hosting databases, ensuring high accuracy for the vast majority of domains and IP addresses worldwide.
Is the Hosting Checker free to use?
Yes, completely free — no registration, no API key, and no hidden charges. Use this hosting checker online to check web hosting details for as many domains or IP addresses as you need.