LDH
Letters, Digits, Hyphen
Short for the only characters allowed in a traditional domain label One dot-separated part of a domain name, up to 63 characters long. Full definition of label: the letters a to z, the digits 0 to 9 and the hyphen. A label may not start or end with a hyphen. Names in other scripts must be converted into this form to work in the DNS Domain Name System The internet's directory that links domain names to computer addresses. Full definition of DNS.
- category
- DNS and technical foundations