URL Validator

Enter URLs (one per line):

0

Total

0

Valid

0

Invalid

0

Duplicates

Validation Rules:

Must start with a valid protocol (http, https, ftp, etc.)
Must contain a valid domain name
Domain must have at least one dot (except localhost)
Port number must be valid (0-65535) if present
Path, query, and fragment are optional
No spaces allowed (unless properly URL-encoded)