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moz.com
Why: Cited by 3 of 4 competitors (Reboot Online, Re:signal, StudioHawk), authority 33. Highest-coverage gap in the dataset. A contributor post here closes a gap shared by every named competitor simultaneously.
Angle: Pitch a guest post on GEO and AI citability auditing — a topic Moz has not covered in depth — using anonymised data from a real Pulse audit as the primary evidence source.
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semrush.com
Why: Cited by Reboot Online and Re:signal, authority 79. Highest raw authority in the gap set. Semrush's agency directory and partner programme both generate dofollow links.
Angle: Apply to the Semrush Agency Partner programme and request a directory listing under SEO and GEO audit specialisations.
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brightonseo.com
Why: Cited by 3 of 4 competitors (Reboot Online, Re:signal, StudioHawk), authority 13. Speaker profile pages generate persistent dofollow links from a high-trust SEO-sector domain.
Angle: Apply to speak at BrightonSEO on generative engine optimisation — the topic is new enough to be accepted and the speaker profile links back permanently.
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searchenginejournal.com
Why: Cited by Reboot Online and Re:signal, authority 17. SEJ publishes practitioner-contributed content and actively covers AI search topics that match valux.uk's positioning exactly.
Angle: Submit a contributed article titled 'What an llms.txt audit reveals about AI search visibility' using anonymised Pulse client data as evidence.
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majestic.com
Why: Cited by Reboot Online and StudioHawk, authority 34. Majestic lists partner agencies and publishes case study content for SEO tooling partnerships.
Angle: Apply to the Majestic partner programme and submit a short case study using Majestic Trust Flow data from a client audit.
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seranking.com
Why: Cited by 3 of 4 competitors (Reboot Online, Re:signal, StudioHawk), authority 11. SE Ranking's agency marketplace lists UK SEO firms with contact links.
Angle: Create a free agency profile on SE Ranking's marketplace, selecting GEO audit and AI visibility as primary specialisations.
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grade.us
Why: Cited by Reboot Online and Re:signal, authority 17. Grade.us is an agency review aggregator that AI systems treat as a third-party trust signal for service providers.
Angle: Create a valux.uk profile on Grade.us and request reviews from the first two paying clients.
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lumar.io
Why: Cited by Re:signal and StudioHawk, authority 11. Lumar lists agency partners and publishes co-authored technical SEO content — they have an active publishing programme.
Angle: Contact Lumar's partnership team with a proposal for a co-authored piece on technical GEO readiness. They need GEO content; valux.uk needs the link.
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sitebulb.com
Why: Cited by Re:signal and StudioHawk, authority 5. Sitebulb's agency showcase page lists firms that use the tool — a low-friction link from a trusted auditing domain.
Angle: Register valux.uk in the Sitebulb agency directory and request inclusion in their case study programme.
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charle.co.uk
Why: Cited by Reboot Online, Re:signal, and StudioHawk, authority 2, coverage 3. Charle Agency is a UK Next.js and Shopify shop — valux.uk's builds practice overlaps directly, making a mutual referral or co-publication credible with no competing conflict.
Angle: Propose a mutual case study or referral arrangement: Charle builds, valux.uk audits — a natural service split that warrants a mention on both sites with no cost to either.