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Regexflux

Identifiers Regex Patterns

Patterns for matching UUIDs, credit card numbers, SSNs, and other structured identifiers.

8 patterns

Matches Amex card numbers (starts with 34 or 37, 15 digits).

JSPYTHONJAVAPHPGORUBYCSHARP

Matches major credit card numbers (Visa, Mastercard, Amex, Discover).

JSPYTHONJAVAPHPGORUBYCSHARP
Mastercard Numberintermediate

Matches Mastercard credit card numbers (starts with 51-55 or 2221-2720).

JSPYTHONJAVAPHPGORUBYCSHARP

Matches Visa credit card numbers (starts with 4, 13 or 16 digits).

JSPYTHONJAVAPHPGORUBYCSHARP

Matches 24-character hexadecimal MongoDB ObjectId strings.

JSPYTHONJAVAPHPGORUBYCSHARP

Matches US SSN in XXX-XX-XXXX format with basic area number validation.

JSPYTHONJAVAPHPRUBYCSHARP

Matches UUID strings of any version in standard hyphenated format.

JSPYTHONJAVAPHPGORUBYCSHARP
UUID v4intermediate

Matches UUID version 4 strings in standard hyphenated format.

JSPYTHONJAVAPHPGORUBYCSHARP