AI readiness of hunter.io: 100/100

100/100

We checked hunter.io on 2026-10-18 with our free checker: six scored tests plus evidence for each finding. The score reflects the site on that date. The site may have changed after that date.

Test	Result	Points
llms.txt	Yes	15 of 15
JSON-LD schema on the homepage	Yes	20 of 20
Meta description	Yes	10 of 10
Text readable without JavaScript	Yes	20 of 20
Sitemap	Yes	10 of 10
AI crawlers allowed in robots.txt	8 of 8	25 of 25

Compared with Sales

hunter.io ranks 5 of 19 sales sites in this scan (ties share the order by domain name). The median score in this group is 100. 12 of 19 have an llms.txt file.

Findings with evidence

ImproveServer responded in 1338 ms

Time to response headers from our checker. Final URL: https://hunter.io/

Fix: Slow responses can make crawlers give up. Add page caching or a CDN in front of the homepage.

20 checks passed or noted

PassGPTBot (OpenAI, training): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassOAI-SearchBot (OpenAI, ChatGPT search): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassChatGPT-User (OpenAI, live fetch for users): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassClaudeBot (Anthropic, training): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassClaude-SearchBot (Anthropic, Claude search): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassPerplexityBot (Perplexity, search index): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassGoogle-Extended (Google, Gemini training control): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

PassCCBot (Common Crawl, open dataset): allowed on /

User-agent: *
Disallow: /account_exports
Disallow: /agent$
Disallow: /agent.
Disallow: /agent/
Disallow: /api-keys
(68 more lines)
Group "*" has no rule for /.

Passllms.txt found and well formed

First line: "# Hunter". 3 ## sections, 29 links, 3934 bytes.

Passllms-full.txt found

GET /llms-full.txt returned 200.

PassJSON-LD: 1 block, types Organization, ImageObject, PostalAddress, ContactPoint, WebSite, WebPage, SoftwareApplication, Offer, AggregateRating

Every typed block has its required properties.

PassTitle, 50 characters

<title>Find email addresses and send cold emails • Hunter</title>

PassMeta description, 157 characters

content="Hunter is the leading solution to find and verify professional email addresses. Start using Hunter and connect with the people that matter for your business."

PassOpen Graph tags present

og:title: Find email addresses and send cold emails • Hunter
og:description: Contact anyone. Unlock opportunities.
og:image: https://hunter.io/assets/default-DZUisU9p.jpg

PassCanonical link set

<link rel="canonical" href="https://hunter.io/">

PassLanguage declared: en

<html lang="en">

Pass1 H1 heading

<h1>Connect with the right leads</h1>

Pass13,797 characters of text without JavaScript

Text starts: "Find email addresses and send cold emails • Hunter Connect Hunter to your favorite AI application → image/svg+xml Copy logo as SVG Press resources Product Prod…"

PassSitemap found, 18 child sitemaps

robots.txt: Sitemap: https://hunter.io/sitemap.xml
GET https://hunter.io/sitemap.xml returned 200.

PassHTML size 148 KB, 9 script tags

0 render-blocking scripts in <head>

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Scoring: llms.txt 15, JSON-LD 20, meta description 10, readable text 20, sitemap 10, AI crawler access 25. Want this page changed or removed? Email [email protected].

AI crawler and llms.txt updates

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