Off-Page SEO & Links

Link Building

Quick Definition

Link building is the process of earning or acquiring backlinks from other websites to improve search rankings.

In context

Quality link building includes digital PR, original research, guest posting on relevant sites, broken link building, and resource page outreach. Avoid paid link networks, link exchanges, and PBNs — these reliably end in penalties.

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Related terms

Co-Citation

Co-citation occurs when two sites are mentioned in the same article without linking to each other, signalling topical association to search engines.

Authority Score

Authority Score is Semrush's 0–100 metric for domain strength, similar to Moz's Domain Authority and Ahrefs's Domain Rating.

HARO / Connectively

HARO (Help a Reporter Out), now rebranded as Connectively, is a platform connecting journalists with expert sources, often resulting in high-authority backlinks.

Link Acquisition

Link acquisition is the process of earning new backlinks through outreach, content marketing, digital PR, and partnerships.

Paid Link

A paid link is any link acquired in exchange for money or other consideration. Paid links must be marked rel='sponsored' or rel='nofollow'.

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