Is anything uploaded?

No. Validation is local and clears on refresh.

web validator

UTM Parameter Validator

Validate UTM parameters in URLs or query strings to avoid broken tracking.

Results

Paste input and validate locally.

Status: Ready when you validate.
Details: Ready when you validate.
utm_source: Ready when you validate.
utm_medium: Ready when you validate.
utm_campaign: Ready when you validate.
utm_term: Ready when you validate.
utm_content: Ready when you validate.
Issues: Ready when you validate.

Rules & checks

Requires utm_source and utm_medium.

Optional: utm_campaign, utm_term, utm_content.

Allowed characters: letters, numbers, underscore, hyphen, dot.

Runs entirely client-side/offline; no data leaves the page.

When to use it

QA campaign links before publishing
Check bulk CSV uploads of campaign URLs
Validate CMS/link shortener outputs

Tips

Keep values lowercase and consistent across channels
Avoid spaces and special characters to prevent broken tracking

Examples

Valid URL

https://example.com/?utm_source=newsletter&utm_medium=email&utm_campaign=spring

Missing source

https://example.com/?utm_medium=email -> missing utm_source

Invalid chars

utm_source=news letter -> invalid (space)

FAQs

Is anything uploaded?: No. Validation is local and clears on refresh.

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