How quickly a domain accumulated its backlinks, not just the final total, offers useful insight into whether that link growth was likely organic or manufactured.
Gradual, Sustained Growth Often Reflects Organic Link Building
A backlink profile that grew steadily over an extended period tends to align with genuine, earned recognition over time.
Sudden Spikes Are Worth Investigating Further
A dramatic, short-term jump in backlinks often points to a deliberate link building campaign rather than gradual, organic growth.
Consider Velocity Alongside the Domain's Actual Content Timeline
Comparing link growth patterns against what was actually happening on the site during that period can reveal whether the two align logically.
Next step: Use the Wayback Expired Domains to review a domain's archived content timeline alongside its historical link growth pattern.