Discover who is hosting your or anyone's website. Get information about the website IP address, name servers and more.

Learn Alexa traffic rank of a website, which is based on 3 months of aggregated traffic data from millions of Alexa Toolbars in use.

Discover age of a domain name, which is one of the criteria search engines use to rank a web site.

Trace source of an email where it was originated, and the IP address and location of the mail server.

Use this tool to verify if an email address is valid, and also check to ensure mailbox exists and can receive email.

The HTTP Server header tool displays the response header accompanied with body of the HTTP document.

Check if a website is down for everyone or just you. Sometimes, it isn't clear if a website is down or you're just having trouble with your computer. Use this tool to verify if the site is available for everyone.

Find your browser's user agent, or enter the "User Agent" string and determine the platform, operating system, and browser version.

Do you have a shortened URL that you want to know where it lands without clicking on it? Avoid scams and use the unshorten URL to reveal landing URL.

Do you know there are thousands of user accounts that are breached every year? Use our data breach tool to check if your email account has been breached in the past.

DNS Lookup

DNS lookup tool will query the DNS system to find various DNS records including A, AAAA, MX, NS, SOA and TXT records.

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SPF Validator

Sender Policy Framework (SPF) is the mail authentication standard used to validate the sender address from forgery.

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Reverse DNS Lookup

The reverse DNS lookup tool will query the DNS system to find a hostname of an IP address.

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Would you like to add the IP Location widget to your website? We have an IP Widget that you can show on your website.

The proxy cheeck tool will analyze your HTTP connection, and determines if proxy server is behind your computer.

The IP Logger tool will create a tracking link that will log visitor's IP address. This tool can be used to find anyone's IP address by soliciting a user to click a link.

Find your public IP address of a computer connecting to the Internet, and discover your browser data.

Find geolocation including city, region and country of an IP address provided by a handful of IP Location providers.

IPv4 and IPv6 addresses are represented as a 32-bit or 128-bit numbers respectively. This conversion tool will convert the IP address into a decimal number.

A MAC Address is a 12-digit hexadecimal number that is assigned to a network interface card (NIC). IEEE SA is the registration authority for MAC addresses, and each MAC address block is assigned to a vendor who is registered through IEEE. This lookup tool will find the vendor of the MAC address being looked up.

Divide your IP network into sub-networks by calculating network address known as a subnet mask.

Convert CIDR to IPv4 address range. CIDR allows network adminstrators to efficiently manage subnetworks.

Generate crontab syntax based on the hours, minutes, days, months and weekdays as the criteria.

Unix timestamp is stored in seconds beginning from 1/1/1970. The value of 0 will be 1970-01-01 00:00, and the negative numbers will go backwards. The epoch number cease to work on 2038-01-19 due to a 32-bit overflow unless the number is converted to a 64-bit.

Generate a htpasswd file from a .htaccess file to restrict access to protected areas.

Improve the performance of your website by minifying the size of the CSS and Javascript files.

Generate a strong password with letters, numbers and symbols.

Generate QR codes for plain texts, web URLs, SMS messages, business cards, or phone numbers.

Convert a decimal number to Binary or Hexadecimal, or vice versa.

Copy and paste your text into the textarea, and we'll count the words and characters for you.