Table 1.

Network topology terminology and definitions.

Term	Definition
Top-level domain	corresponding to a website’s homepage. A primary domain encompassing a distinct subset of the internet (Oxford Languages, 2022).
Subdomain	a subdivision of a primary domain. Synonymous with internal link. These websites serve as nodes, or endpoints in network analyses.
Inlink	a link between web pages on a single website. A link that connects nodes inside a subgraph. Synonymous with internal edge.
Internal edge	synonymous with inlink.
Outlink	a link between nodes inside the subgraph being analyzed and those outside of it. Synonymous with external edge.
External edge	synonymous with outlink.