Best Practices and Advanced Link Building Tips – Backlink Success in 2026

In this final section, we tie everything together with backlink best practices and examine some advanced or nuanced topics (like using expired domains, maintaining a healthy link profile, and learning from case studies). The goal is to ensure you have a sustainable, future-proof backlink strategy that will carry your SEO forward.

CHAPTER 5

Hierarchical overview of backlink strategies

1. Always at Link Building: “Quality Over Quantity”

This mantra cannot be overstated. With every link opportunity, ask: Would I still want this link if Google didn’t exist?

If the answer is yes (because it could send targeted traffic or enhance your credibility), it’s probably a quality link.

If the answer is no (it’s only for an SEO boost and comes from a dubious site), reconsider.

A few high-quality backlinks will outperform hundreds of low-quality ones, and they carry no risk.

Save your energy for tactics that yield links you can be proud of (from reputable sites, relevant content).

This extends to monitoring your backlink profile: If you notice an influx of junk links, it might be worth disavowing them (especially if anchor text is aggressive).

But if you’ve followed best practices in acquiring links, you shouldn’t have to worry much – Google will sort the wheat from the chaff.

2. Optimize Anchor Text Naturally

We touched on anchor text in Cluster 3, but here are specific best practices:

  • Relevance: The anchor (and the surrounding sentence) should be relevant to the page it links to. For instance, linking the text “Italian restaurant in NYC” to a NYC Italian restaurant site makes sense. But avoid forcing keywords where they don’t fit.

  • Diversity: Aim for a balanced anchor text profile. A common approach is the majority of anchors being branded or URL anchors, a good portion generic, and a smaller portion exact-match or partial-match keywords. For example, you might strive for something like 50% branded (e.g., “YourCompanyName” or “yourcompany.com”), 20% generic (“learn more”, “this post”), 20% partial match (“best bakeries in London” linking to a bakery page when your brand is in the anchor too, or a variation), and <10% exact match keywords. There’s no magic ratio, but over 50% exact-match is a red flag from historical Penguin cases.

  • Avoid over-optimization: After Penguin, many SEOs adopt a conservative stance: “you should avoid ‘optimizing’ anchor texts – don’t risk a penalty. Instead, focus on earning links with natural anchors.” In practice, if you’re earning links naturally, you don’t usually control the anchor – and that often leads to a healthy variety. When you do have control (like in a guest post or directory submission), prefer brand names or natural phrases over stuffing keywords.

  • Contextual anchors: Links embedded in the flow of content (within a descriptive sentence) tend to have more weight than isolated links in footers or author boxes. So, if possible, get your backlinks in the main content of a page, with an anchor that fits the context.

3. Leverage Nofollow Links Smartly in your Link Building Strategies

As mentioned, nofollow links don’t directly boost your PageRank, but they can have indirect SEO benefits:

  • They bring referral traffic (e.g., a popular Reddit thread linking to you can drive thousands of visitors, even if nofollow).

  • They contribute to a natural-looking link profile (Google expects legit sites to have some nofollows, like social links or Wikipedia citations).

  • Sometimes a nofollow link leads to another site seeing your content and then linking with a dofollow. So, think of nofollow links as opportunities for exposure.

Don’t be afraid to pursue links on big platforms even if they’re nofollow. For example, getting a mention (nofollow) on Wikipedia or in a major news article’s comments section (if relevant) can still be valuable for visibility.

Just don’t waste time spamming – focus on value, and the links (of whatever type) will be a bonus.

4. Backlinks from Expired Domains – Proceed with Caution

One advanced tactic some SEOs use: buying expired domains that have good backlinks, and then using them to boost SEO. This can take forms like:

  • 301 redirecting the expired domain to your site (to pass its link juice to you).

  • Rebuilding content on the expired domain (maybe as a blog or microsite) and linking to your main site (essentially a private network site).

While this sounds attractive (instant backlinks without outreach!), it’s fraught with risks in 2024:

  • Google’s expired domain abuse policy (March 2024) directly targets this. If they detect a domain is resurrected just to manipulate rankings, they may ignore its links or penalize.

  • The context mismatch: Suppose the expired domain was a medical site and you repurpose it for a casino site – Google sees the old backlinks (from medical-related sites) now pointing to irrelevant content, which looks spammy.

  • It’s a tactic used in grey/black-hat SEO circles (about 20% of link builders admitted to buying and redirecting domains for links). Google is aware and actively fighting it.

Best practice: Unless you have a very legitimate reason (like rebranding your site and redirecting an old domain you owned), avoid mass expired domain redirects.

If you do acquire an old domain, use it to build something useful and relevant, not just as a link machine. Remember Google’s guidance: “It’s fine to use an old domain name for a new, original site designed to serve people first.” Just don’t do it primarily for the backlinks.

5. Regular Backlink Audits (Toxicity Checks)

Make it a habit, perhaps quarterly or bi-annually, to review who link back to your website and check relevant links:

  • Use Google Search Console (Links report) and a tool like Ahrefs/Moz to export your latest backlinks.

  • Scan for any unusual spikes or obviously spammy domains. If you find a bunch of adult or casino sites linking to you and you’re a corporate B2B site, that’s suspect.

  • Check if any legitimate links have turned bad (e.g., a site that used to link you got penalized or taken over by spammers – it happens).

  • If you had a previous SEO agency build links, double-check their work wasn’t violating guidelines.

If you identify truly harmful links (and especially if you got a manual penalty), take action: contact webmasters to remove them if feasible, and/or compile a disavow file for Google. But if everything looks normal, no need for a disavow – Google usually ignores the random bad links.

toxic backlink analysis with seranking backlink checker

At SEOvalent, we regularly audit the backlink profiles of our clients to identify potentially harmful or toxic links that could negatively impact search rankings. In September (red circle), we observed a rapid increase in backlink volume at one of our customers and conducted a detailed analysis to rule out automatically generated toxic backlinks.

Our assessment showed a mid- to low-level toxicity score, with the majority of these links marked as nofollow. Based on this, we determined that immediate action was not required. Instead, we have added these backlinks to our tracking list to monitor their influence over time, particularly in relation to the next Google Core or Spam Update.

6. Case Studies: Backlink Strategies in Action

Seeing real-world examples can solidify why quality link building matters. Here are two brief case studies:

  • Case Study A: Content & Links = Ranking Boost – One SEO consultancy tested updating old content and building a few fresh backlinks to those pages. The result: pages that got new backlinks outperformed similar pages without new links by 20% in organic traffic. This shows how backlinks can be the differentiator when content is comparable – the act of getting those new links gave a measurable edge.

  • Case Study B: Disavow & Quality Links for Recovery – In a 2024 case, a website suffering from a previous spam link campaign did two things: disavowed dozens of toxic links and focused on earning ~50 high-quality new backlinks (through PR and outreach). Over the next year, their organic traffic grew 140% as the site’s trust rebounded and the new links pushed rankings up. This underscores that even if you’re hit by bad links, a cleanup plus a white-hat link strategy can lead to significant recovery and growth.

  • Case Study C: Skyscraper Technique – An SEO created a far superior version of an article that many sites were already linking to (the “Skyscraper” method). After reaching out to those sites, dozens linked to his new piece. This led to a 652% increase in organic traffic to that page in 7 days. The dramatic jump was due to acquiring a burst of relevant, quality backlinks from the outreach. While not every attempt is that successful, it illustrates backlinks’ immediate impact when you earn a lot of them quickly (in a natural outreach-driven way).

(Note: Results can vary and one should not expect extreme jumps every time, but these stories highlight the principle that better backlinks = better SEO outcomes.)

8. Backlink Best Practices Checklist

To wrap up, here’s a quick checklist you can use for your backlink strategy in Google search engine:

  • Earned, not bought: All major backlinks should be earned through content, outreach, or genuine partnerships. Avoid paid dofollow links.

  • Relevant sources: Focus on websites that are topically relevant to your business or have a logical reason to link to you.

  • Authority matters: Prioritize getting links from sites with real authority (DA/DR, Trust Flow, organic traffic). One link from a respected site > many from unknown sites.

  • Content quality: Use high-quality content as your link magnet. It’s the currency you trade to get a link to your site in outreach.

  • Diversify tactics: Mix up your link acquisition methods (guest posts, PR, content marketing, etc.) for a natural link profile.

  • Anchor text variety: Ensure no single anchor text dominates your backlinks. Steer away from repeated exact-match keyword anchors.

  • Technical hygiene: Fix broken links on your site (so you don’t lose any “link juice” coming in). Consider reclaiming lost link opportunities (e.g., if other sites mention your brand without linking – reach out and ask politely for a link).

  • Monitor & adapt: Keep an eye on your backlink profile and competitors’. If a competitor gains a strong link you don’t have, see if you can obtain something similar or better (competitive gap analysis).

  • Patience and consistency: Link building is a gradual process. A steady pace of acquiring backlinks (a few per week or month) often looks more natural than huge spikes, unless driven by viral content. Consistency will win over time.

  • Align with Google’s guidance: When in doubt, refer back to Google’s webmaster guidelines. If a tactic feels sneaky or too good to be true, it probably violates something. Staying ethical with backlinks protects your site’s long-term SEO.

By following these best practices and being informed about the latest trends and policies, you’ll be well-equipped to build a robust backlink profile that propels your site up the rankings in 2025, 2026, and beyond.

Lastly, remember that SEO is holistic – a link to your content is powerful, but they work best alongside great content, solid on-page SEO, and good user experience on your site.

Google ranks overall quality; backlinks are one big piece of that puzzle. With the knowledge from this Ultimate Backlinks Guide, you have the tools to make that piece as strong as possible.

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Chapter 4: Google Backlink Guidelines

Chapter 1: Backlink Guide Overview

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