# Dynamic DNS ## Identification Dynamic DNS updates a hostname when the public address of a network endpoint changes. ## Scanned_20260730-1235 evidence In [[Scanned_20260730-1235|Scanned_20260730-1235]], [[Scanned_20260730-1235#Scanned_20260730-1235.pdf — PDF page 22|page 22]], the notebook records it while examining remote access and administration of a Western Digital router. ## Evidentiary status The notebook occurrence establishes research context, not installation, account ownership, product use, partnership, or administrative control. Further overlays should preserve this distinction.