| Type | datatype |
| Is personal identifiable information (PII) ? | True |
| Wikidata property | P3761 |
| Regular expression | (([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]?|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]?|25[0-5])\/([0-9]|[12][0-9]|3[0-2]) |
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