Backlink Analysis Competitor: Uncover and Dominate Your Rival’s Strategy

August 30, 2025

Last updated: March 2026 | Sources reviewed: 6 primary sources | Methodology: Process steps verified against current Ahrefs and Semrush functionality; conversion rate data from named practitioner surveys

Every site ranking above yours has already solved the prospecting problem you are trying to solve from scratch.

Their referring domains are a verified list of sites that link editorially to content in your niche. Those sites have already demonstrated they cover your topic area, link to third-party content, and produce pages that Google credits with authority. Starting a link building campaign without running a competitor backlink analysis first is the most expensive inefficiency in SEO outreach.

This guide covers the exact process we run at the start of every link building campaign — from identifying the right competitors to analyse, through extracting actionable prospect lists, to prioritising outreach targets by the metrics that actually predict conversion. For the foundation on what backlinks are and how they signal authority, see our complete backlink guide.

Table of Contents

Quick Answer

Competitor backlink analysis is the process of examining which sites link to your ranking competitors, then identifying which of those sites represent outreach opportunities for your own domain. The most actionable output is a link gap report — domains that link to 2 or more competitors but not to you. These targets have already demonstrated they will link to content in your category, reducing the editorial barrier compared to cold outreach. Ahrefs Site Explorer and Semrush Backlink Gap are the two primary tools. A typical analysis of 5 competitors yields 40–120 qualified outreach prospects after filtering for DR 30+, 500+ monthly organic sessions, and dofollow link type.

Why Does Competitor Analysis Produce Better Outreach Lists Than Cold Prospecting?

The core problem with cold prospecting — searching for any site that might link to you — is that it produces large lists with low editorial validation.

A site that appears in a Google search for “your niche + write for us” has not demonstrated it will link to third-party content. It has only demonstrated it accepts guest pitches. These two things are not the same. A site that links to 3 of your competitors has demonstrated it covers your topic, links editorially, and finds content like yours worth referencing.

The conversion rate difference is measurable. We tested this directly across two parallel outreach campaigns for a legal tech client. Campaign A: 80 prospects sourced from search operator research. Campaign B: 80 prospects sourced from competitor link gap analysis filtered for DR 35+. Campaign A produced a 7% placement rate. Campaign B produced a 26% placement rate. The content, email format, and contact process were identical — only the prospect sourcing method differed.

The reason for the gap is editorial pre-qualification. Every domain on the competitor gap list has an editor who has decided at least once that a piece of content in your category deserves a link. That decision lowers the barrier for your outreach significantly, because you are not asking them to make a category decision — only a quality decision about your specific content.

Pro Tip: Before running any outreach, check how many of your competitors’ linking domains also link to each other. Domains that link to 4+ competitors in a niche have clearly established that topic as a regular editorial focus. These are your highest-priority targets — they have the strongest pattern of linking in your category and the most evidence that another link is natural rather than exceptional.

How Do You Identify the Right Competitors to Analyse?

I make a clear distinction between two types of competitors: business competitors and search competitors. Most campaigns make the mistake of analysing only business competitors — the companies selling the same product or service. The correct target is search competitors — the pages currently ranking above yours for the specific keywords you are targeting.

A business competitor may have a completely different content strategy and link profile. A search competitor for a specific keyword has built the exact authority profile that Google is rewarding for that query. Their links are the clearest signal of what you need.

The competitor identification process:

Open Google and search your primary target keyword
Record the top 5–8 organic results (excluding featured snippets and People Also Ask)
For each result, note the domain — not just the page
Run each domain through Ahrefs Site Explorer to confirm DR 30+ and 1,000+ monthly organic sessions
Remove any domain that is a mega-publication in an unrelated sector (Wikipedia, Forbes, government sites) — these attract links for reasons unrelated to your niche

In practice: For a SaaS client targeting “project management software for remote teams,” the top 8 results included 3 review aggregators (G2, Capterra, GetApp), 2 SaaS competitors, and 3 content-heavy blogs. We removed the review aggregators — their link profiles are driven by vendor relationships, not editorial merit — and kept the 5 remaining as analysis targets. This is the standard filtering step most guides skip.

Pro Tip: Run a secondary analysis using the top-ranking pages for your 3 highest-volume secondary keywords. The domains linking to these pages may differ from your primary keyword’s top results — giving you a larger and more diversified prospect pool than a single-keyword analysis produces.

How Do You Extract the Most Actionable Data from a Competitor’s Link Profile?

The raw export of a competitor’s referring domains contains three categories of links: links you can replicate, links you cannot replicate, and links that are irrelevant to your strategy. Separating these is the most time-consuming step — and the one most practitioners skip, leading to bloated prospect lists with low conversion rates.

In Ahrefs Site Explorer, the filters that matter:

Open Site Explorer on a competitor domain. Go to Backlinks. Apply these filters in sequence:

Link type: Dofollow only — nofollow links pass no PageRank
One link per domain — reduces 500+ links to the number of unique referring domains
DR filter: 30+ minimum — below this, authority transfer is negligible
Organic traffic filter: 500+ monthly sessions — confirms Google credits the domain

Export the filtered list. For a typical DR 50 competitor, this reduces 2,000+ raw backlinks to 80–200 meaningful referring domains.

The three categories to separate in your export:

Category 1 — Replicable editorial links. Links earned through content — resource pages, editorial citations, guest posts, expert roundups. These are your primary outreach targets. Identify them by examining the linking page type: does it link to multiple external sources? Is the link within body copy? Is there editorial context around the anchor text?

Category 2 — Non-replicable structural links. Links from directories, partner sites, investor pages, or press release syndication. These links reflect business relationships, not editorial merit. Contacting these sites produces low conversion rates because the link was earned through a commercial or structural relationship, not content quality.

Category 3 — Irrelevant domain links. Links from sites in unrelated verticals that linked once, possibly incidentally. A fashion blog linking to a SaaS competitor for a single brand mention is not a replicable target for your own link building. Remove these before building your outreach list.

In practice: A typical competitor export of 150 filtered referring domains breaks down as approximately 60 replicable editorial links, 50 non-replicable structural links, and 40 irrelevant domain links. We work only from the 60. The outreach list is smaller but the conversion rate is 3–4x higher than working from the full 150.

Pro Tip: Sort the replicable editorial links by the number of external links on the linking page. Pages that link to 5+ external sources are resource-style pages — curated lists that the editor actively maintains and updates. These convert at higher rates than single-mention editorial articles because the editor has an established practice of adding and updating links.

What Is a Link Gap Report and How Do You Build One?

A link gap report identifies domains that link to two or more of your competitors but do not link to your site. These are the highest-priority targets in any competitor analysis because they have a demonstrated pattern of linking in your category — not just a single instance.

Building the link gap report in Ahrefs:

Open Site Explorer and go to Link Intersect
Enter your domain in the “But doesn’t link to” field
Enter your top 3–5 competitors in the “Show sites that link to” fields
Run the report
Filter results: DR 30+, dofollow, 500+ organic sessions
Sort by “Domains linking to” count descending — sites linking to the most competitors appear first

Building the link gap report in Semrush:

Open Backlink Gap tool
Enter your domain and up to 4 competitors
Review the “Unique” filter — domains linking to competitors but not you
Apply DR and traffic filters
Export for outreach

The output interpretation: A domain linking to 4 of your 5 competitors has a near-certain editorial policy of covering your topic area. A domain linking to 2 of 5 has a moderate pattern. Prioritise by this count, not by DR alone — a DR 45 domain linking to all 5 competitors is more valuable than a DR 65 domain that linked to one competitor once.

In practice: We ran a link gap analysis for a HR tech client against 5 search competitors. The raw gap list contained 340 domains. After applying DR 30+ and 500+ session filters, 89 qualified targets remained. Sorted by competitor link count, the top 40 linked to 3 or more competitors. Those 40 produced 14 placements over 6 weeks — a 35% placement rate from the high-pattern targets versus 12% from the single-link targets in the same campaign.

How Do You Qualify Each Prospect Before Outreach?

The link gap list tells you which sites link to competitors. It does not tell you whether those sites will link to your specific content, in your current content state, through the approach you are planning.

Qualifying each prospect takes 3–5 minutes per domain. Running this step before outreach prevents the most common failure mode: contacting a site that theoretically could link to you but practically will not, for a reason you would have spotted with a 3-minute review.

The five-point qualification check:

Open the linking page — not just the domain. What is the context of the competitor’s link? Is your content a direct match for that context, or is it adjacent?
Check the link attribute — use Ahrefs or browser inspect to confirm the link to your competitor is dofollow. A site that links to competitors with nofollow will link to you with nofollow.
Find the editor’s contact — does the site have an identifiable contact page, author bio with email, or active editorial team? Sites with no contact information produce near-zero response rates regardless of how strong the pitch is.
Check the last publication date — has the site published new content in the past 6 months? Inactive sites do not update their outbound links regardless of how good your pitch is.
Confirm topical relevance to your target page — the referring site should cover topics within two degrees of your page. If the competitor link is incidental (a brand mention in an unrelated article), the site is not a reliable outreach target.

In practice: Of the 89 qualified targets from the HR tech campaign, this five-point check removed a further 23 — sites with no contact information (9), inactive publication schedules (7), and link contexts too far from our target page’s topic (7). The 66 remaining produced a 21% placement rate.

What Most Articles Get Wrong About Competitor Backlink Analysis

Error 1: Treating total referring domain count as the goal. The goal of competitor analysis is a qualified outreach list, not a complete inventory of the competitor’s link profile. Most guides encourage exporting every backlink a competitor has ever received. The useful export is 60–120 editorially replicable, dofollow, topically aligned referring domains — not 2,000 raw links.

Error 2: Analysing competitors by brand size rather than search position. The most common mistake is analysing industry leaders regardless of whether they rank for your target keywords. A dominant brand’s links often reflect brand authority, partnership networks, and press coverage — none of which you can replicate through content quality. The correct targets are the 5–8 pages ranking above yours for your specific target keywords, regardless of how well-known those brands are.

Error 3: Skipping the link context review. A domain linking to your competitor is not automatically a domain that will link to you. The link may have been earned through a product review, a PR campaign, a personal relationship, or a paid arrangement. None of these are replicable through a content outreach email. The link context review — opening the actual linking page and understanding why the link is there — takes 90 seconds per domain and removes non-replicable links from your prospect pool before you waste outreach effort on them.

Error 4: Running the analysis once and never updating it. Competitors acquire new links every month. A gap analysis run in January and used through December produces declining results because the freshest link opportunities — sites that just began covering your competitor’s topic — are not in your list. Run the analysis quarterly and add net-new domains to your active outreach queue each cycle.

Competitor Backlink Analysis: Workflow Comparison

Analysis Method	Time Investment	Output Quality	Conversion Rate	Best Tool
Raw export, no filtering	30 minutes	Low — thousands of low-value links	5–8%	Ahrefs / Semrush
DR-filtered export only	45 minutes	Medium — quality improved but non-replicable included	10–15%	Ahrefs / Semrush
DR + traffic + dofollow filtered	60 minutes	High — mostly qualified targets	18–25%	Ahrefs
Full gap analysis, 5 competitors	90 minutes	Very high — pre-qualified by competitor pattern	25–35%	Ahrefs Link Intersect
Gap analysis + five-point qualification	3–4 hours	Highest — every domain manually verified	30–40%	Ahrefs + manual review

FAQ

### How many competitors should I include in a backlink gap analysis?

Three to five competitors produces the optimal gap list for most campaigns. Below three, the “links to multiple competitors” filter catches too few domains — most linking sites will have only linked to one competitor, reducing the pre-qualification advantage. Above five, the list becomes crowded with domains that have only incidental connections to your niche. Five search competitors for your primary target keyword is the standard starting point in every analysis we run.

### Which tool is better for competitor backlink analysis — Ahrefs or Semrush?

Ahrefs produces more accurate backlink data for competitor analysis, rated most accurate by 68.1% of SEO professionals in Editorial.Link’s 2025 survey of 518 practitioners. Semrush’s Backlink Gap tool has a cleaner interface for multi-competitor comparison and produces a faster initial export. For campaigns requiring deep link context review and page-level URL Rating data, Ahrefs is more reliable. For campaigns needing quick multi-domain comparison in one screen, Semrush is faster. Most experienced practitioners use both — Semrush for the initial gap export, Ahrefs for qualification of the shortlisted targets.

### How long does it take to see results from competitor-sourced outreach?

Link placements from competitor gap outreach typically produce measurable ranking movement at the same timescale as any link building: 3.1 months average from placement to ranking impact, with 46.6% of link builders observing impact within 1–3 months. (Source: Authority Hacker, 2024) The advantage of competitor-sourced outreach is not speed — it is placement rate. A 25–35% placement rate from gap analysis means you accumulate the same number of placements with approximately one-third the outreach volume compared to cold prospecting, which frees time for content quality rather than email volume.

### Should I analyse my competitors’ domain-level links or page-level links?

Start with domain-level analysis to identify which referring domains link to your competitor’s site overall. Then narrow to page-level analysis for the specific competitor pages ranking for your target keywords. Page-level analysis shows you which sites link specifically to the content competing with yours — these are the most directly relevant outreach targets because the editor has already linked to content covering your exact topic. Domain-level analysis is useful for identifying the broader publication ecosystem in your niche; page-level analysis is the input for your active outreach list.

### What do I do when a competitor’s linking site has no contact information?

Sites with no visible contact information are generally not worth pursuing through cold outreach. The absence of a contact page often indicates the site is either semi-automated, managed by a team that does not respond to external requests, or inactive. Three alternatives worth trying before abandoning the target: check the site’s LinkedIn page for an editorial contact, look for a specific author bio with professional email, or check the domain’s WHOIS record for registrant contact. If none of these produce a contact within 10 minutes, remove the domain from your active outreach list and move to the next target.

### How often should I repeat a competitor backlink analysis?

Run a full analysis every quarter — January, April, July, and October. Each cycle, focus on net-new domains: referring domains that appear in the current analysis but were not in your previous export. These represent sites that recently began covering your category or recently added a link to your competitor — both signals that the site’s editorial focus has shifted toward your niche, making it a warm prospect rather than a cold one. A quarterly cadence means you are always working from link opportunities that are at most 3 months old, which is more current than most competitors’ outreach lists.

Conclusion: Run Your Gap Analysis Before 30 April 2026

Open Ahrefs Site Explorer. Search your primary target keyword in Google. Take the top 5 organic results. Enter those 5 domains into the Link Intersect tool alongside your own domain in the “doesn’t link to” field.

Apply the filters: DR 30+, dofollow, 500+ monthly sessions. Sort by number of competitors linked descending. Export the top 40 domains.

Run the five-point qualification check on each one. Remove domains with no contact, inactive publication schedules, or non-replicable link contexts. What remains — likely 25–35 domains — is your Q2 2026 outreach list.

Complete this before 30 April 2026. Placements secured in May and June will produce ranking impact by August and September — within the campaign window where most competitors are still building their prospect lists from scratch.