6 min read
2026-02-03
A URL (Uniform Resource Locator) consists of several components:
| Component | Example | Purpose |
|---|---|---|
| Protocol | https:// | Access method |
| Domain | example.com | Server address |
| Port | :8080 | Port number (optional) |
| Path | /page/about | Resource location |
| Parameters | ?id=123 | Query data |
| Anchor | #section | Position on the page |
**Protocol correctness** — http, https, ftp, and other valid schemes
**Domain validity** — correctness of the domain name and TLD
**Character encoding** — proper URL-encoding for special characters
**Path structure** — absence of forbidden characters
**Security** — warning about using HTTP instead of HTTPS
Spaces instead of %20 or +
Cyrillic without Punycode encoding
Double slashes in the path
Missing protocol
Incorrect special characters in parameters
Check your links with the URL Validator.
See also: Email Validator, IP Validator