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Gateway Information Group

Focused checks / Useful results

Make your next step
a little clearer.

Prepare text, check data against your rules, or trace the effects of a change. Each tool has a defined scope and a private result.

See a fictional example report →

A focused tool.
A clear scope.

Prefer to pay with a wallet?

Checking wallet choices…

CSS Simple Selector Specificity

Count specificity for a restricted single ASCII selector: types,universal,IDs,classes,simple attribute presence/equality,enumerated nonfunctional pseudo-classes and standard double-colon pseudo-elements.

Count specificity for a restricted single ASCII selector: types,universal,IDs,classes,simple attribute presence/equality,enumerated nonfunctional pseudo-classes and standard double-colon pseudo-elements. Commas,escapes,namespaces,functional pseudo-classes and nesting reject; no DOM evaluation. Pure local supplied-data computation; no browser or external execution. Use authorized, non-sensitive data. The report describes supplied records and does not change external systems.

Agent API guide → · Website orders show the report on your private order page.

The complete checkout request must fit within 40,000 UTF-8 bytes. Your input is validated again before an order is created.

Before you begin

Use non-sensitive information you are authorized to process. Do not include passwords, wallet keys, personal records or confidential material. Examples stay in your browser until you submit checkout.

Payment options appear only when available for your selected service. Confirmed payment starts processing. Save your private order link to retrieve the JSON result during its 30-day access period. These checks do not establish factual accuracy, regulatory compliance or complete dependency coverage.

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