DNS Propagation Checker verifies if DNS changes have propagated across multiple global DNS servers. It queries DNS servers worldwide to show the current state of your DNS records.

DNSSEC Checker validates the DNSSEC (Domain Name System Security Extensions) configuration of a domain. It verifies that DNS responses are authenticated and haven't been tampered with.

Dog Breeds is a simple tool for getting information about dog breeds. It returns information such as breed name, temperament, lifespan, and more.

Domain Availability Checker is a simple tool for checking the availability of a domain. It returns if the domain is available or not.

Domain Expiration Checker is a simple tool for checking the expiration date and age of a domain. It returns the expiration date and age of the domain provided.

Due Date Calculator estimates pregnancy due dates using either last menstrual period or conception date, providing comprehensive pregnancy timeline information.

Earnings Report is a tool for retrieving company financial data including income statement, balance sheet, and cash flow data from SEC filings. It supports lookup by ticker or CIK with optional year and quarter filters.

Earthquake is a simple tool for getting earthquake data. It returns the earthquake data for the past hour.

Email Disposable Checker is a simple tool for checking if an email address is disposable. It returns if the email address is disposable or not.

Email Validator checks whether an email address is valid, deliverable and safe. It validates the format, resolves the domain's mail (MX) records, flags disposable and role-based addresses, and returns a composite risk score with typo correction.

Emoji is a simple tool for getting emoji data. It returns the emoji name, category, and more.

Emoji Decorator is a simple tool for decorating text with emojis. It returns the text decorated with emojis.

Ethereum Price is a simple tool for getting the current price of Ethereum. It returns the current price, market cap, 24-hour trading volume, and 24-hour price change in any currency.

Exchange Rate is a simple tool for getting the current exchange rate between two currencies. It returns the current exchange rate.

Exercises is a simple tool for getting exercise information. It returns information on various exercises.

Face Detector API analyzes images to detect human faces and returns bounding box coordinates for each detected face.

Fibonacci Generator is a tool for generating Fibonacci sequence numbers. It can generate sequences by count or up to a maximum value, with options to start from any position in the sequence.

File Size Formatter is a tool for converting bytes to human-readable file sizes (KB, MB, GB, TB, etc.). It supports both binary (1024) and decimal (1000) standards with customizable precision.

Fill in the Blanks Generator creates completion puzzles from idioms, proverbs, quotes, science facts, and geography trivia.

Fortune Cookie Generator creates authentic fortune cookie messages including wisdom, predictions, advice, humor, and motivational quotes.