cnv.nl

Scanned URL: https://cnv.nl

📅 Scan completed: June 16, 2026

cnv.nl scored 58/100 overall β€” below avg. Its strongest area is SEO (92/100). Performance needs the most attention (27/100). The site uses HTTPS. Both a title tag and meta description are present. Page load speed is moderate (1934ms total). 5 technologies detected.
58
out of 100
D
Below Avg
Overall Domain Score
SEO 92  ·  LLM 45  ·  Performance 27 (weighted avg: SEO 40%, LLMO 30%, Perf 30%)
92

🔍 SEO Score

12 / 13 checks passed

45

🤖 LLM Readiness

5 / 11 checks passed

27

⚡ Performance

3 / 11 checks passed

⚡ Quick Wins β€” Top 5 Issues to Fix
  1. Image Alt Text β€” 28 of 29 images missing alt.
  2. Text Compression β€” No Brotli/Gzip detected.
  3. Cache Policies β€” Missing Cache-Control headers.
  4. Structured Data (JSON-LD) β€” No JSON-LD found.
  5. Time to First Byte (TTFB) β€” TTFB: 975ms (Target: < 600ms).
📝 Extracted Page Tags

These are the core on-page elements search engines read first. A well-crafted title and description directly affect click-through rates from search results, while the H1 and canonical URL help search engines understand page structure and avoid duplicate content.

Title Tag
CNV is de vakbond voor jou | CNV 32 chars β€” Good
Meta Description
Het CNV is de vakbond die ervoor zorgt dat jij je werk met plezier doet en uit je loopbaan kunt halen wat je ervan verwacht. 124 chars β€” Good
H1 Heading
Kom naar een actie in jouw regio
Canonical URL
https://www.cnv.nl/
🔍 SEO Audit
A+ 92/100

Search engine optimisation determines how visible your site is in organic search. These checks cover the technical signals Google and other engines use to crawl, index, and rank your pages. Issues here directly impact how much free traffic your site receives.

✅ Title Tag
Length: 32 chars (Ideal: 30-60).
✅ Meta Description
Length: 124 chars (Ideal: 50-160).
✅ H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
✅ Canonical URL
Canonical URL is set.
✅ Open Graph Tags
Found 6 OG properties (4+ recommended).
✅ Indexability
Page allows indexing.
✅ Mobile Viewport
Viewport meta tag present.
❌ Image Alt Text
28 of 29 images missing alt.
✅ Sitemap
Sitemap declared.
✅ Heading Hierarchy
H1 and H2 structure detected.
✅ Internal Links
Found 248 internal links.
✅ HSTS Security
HSTS header present.
✅ HTTPS
Loads securely over HTTPS.
🤖 LLMO (AI & Answer Engine)
F 45/100

AI-powered answer engines like ChatGPT, Perplexity, and Google's AI Overview are increasingly the first touchpoint for users. This section checks whether your content is structured so AI systems can confidently extract, cite, and recommend your site in their responses.

❌ Structured Data (JSON-LD)
No JSON-LD found.
❌ Schema Entities
No schema entities.
❌ FAQ Schema
Missing FAQ schema.
✅ Contextual Summary
Description provides good AI context.
❌ E-E-A-T (Author)
No author meta or schema.
❌ Organisation Schema
Missing Organization schema.
❌ Breadcrumb Schema
Missing BreadcrumbList.
✅ AI Crawler Access
AI agents not blocked.
✅ Language Declaration
Language set to 'nl'.
✅ Semantic Structure
Uses <main> or <article>.
✅ Entity Verification Links
Social/publisher profiles linked.
⚡ Performance & Web Vitals
F 27/100

Page speed is a confirmed Google ranking factor and has a direct impact on conversions β€” even a one-second delay can significantly reduce user engagement. This section measures real network timing and highlights the bottlenecks slowing your site down.

💬 This site loads in 1934ms β€” fast. Main bottleneck is TTFB (975ms) β€” consider server-side caching.
Network Waterfall (Total: 1934ms)
  • DNS: 510ms
  • Connect: 596ms
  • TTFB: 975ms
  • Download: 959ms
❌ Time to First Byte (TTFB)
TTFB: 975ms (Target: < 600ms).
❌ HTML Payload Size
Raw HTML: 335.1KB (Target: < 150KB).
❌ Text Compression
No Brotli/Gzip detected.
❌ Cache Policies
Missing Cache-Control headers.
❌ CDN Usage
No CDN headers found.
✅ Secure Delivery (HTTPS)
Served securely.
❌ Modern Protocol
Using HTTP/1.1.
❌ Native Lazy Loading
No lazy loading detected.
❌ Minified Assets
No minified assets linked.
✅ Preload / Preconnect Hints
Resource hints found.
✅ Character Set
UTF-8 declared.
📋 WHOIS Information

WHOIS data shows who owns a domain and when it was registered and expires. Expiring domains lose their search authority and history overnight β€” many strong domains are lost simply because owners forget to renew. Registrant details also signal trust and legitimacy to search engines.

WHOIS data unavailable or restricted.

🔗 DNS Records

DNS records control how the world reaches your domain β€” they point to your server, configure your email, and enable security features like SPF and DMARC. Misconfigured DNS can cause email deliverability problems, downtime, or make your domain vulnerable to spoofing.

📊 1 A  Β·  1 MX  Β·  17 TXT  Β·  3 NS
TypeValue
A20.73.196.67
MXcnv-nl.mail.protection.outlook.com
TXTfaxination=fen70929327
TXTnitro-verification-code=LTkyMTExODM4NjQ4Mzg5NTkwODU=
TXTgoogle-site-verification=7FJkDVZJ4NYr_6_exYTU7_TpB_pSOSKFcws22BXRhC4
TXTbb84297db697efcaa883611f0667de6d
TXTMS=ms30937917
TXTd365mktkey=JJzFrPmhDM40lE9UPNkuPwpez7papaTiRvS0EelAhnkx
TXTmandrill_verify._zPtBEHVBAyYdseDzz8ctg
TXT5c562e9729b238c7c8b243a0d967c88d
TXTfacebook-domain-verification=o8pver14fzhioji6oxngic1vnu3mkr
TXTv=spf1 include:spf.protection.outlook.com include:_spf.twikey.com include:spf.topdesk.net include:spf.eu.exclaimer.net ip4:20.73.196.73 ip4:37.34.62.49/32 ip4:51.145.178.228 include:_spf.extmailer.nl ip4:185.103.19.90 ip6:2a01:7c8:aaaf:48b::1/48 a mx ~all
TXTapple-domain-verification=6xmsGXXjPZJYnkDu
TXThpe-greenlake-domain-verification=686b4734504d6531447649327a6e5457386131686e7276724d49434a55694559
TXT1password-site-verification=37YJUV5YRNBUVMAVS5NTGOIP2A
TXTteamviewer-sso-verification=182326961e0a416bb815a78bc46cfda5
TXTDomainVerification=Y0W84NO37F7KWIM82DELG8HGK6VNA93HWPKF59JNBCKJNETK5PVWN8ZYKNBEOZJG
TXTBPL=9418412
TXTdi75WtSwxVTtAvUSVPm5PRK6Cf7dYRdDLBbcKvs0sb2hhwN83TXMgri2NDmn3xnEqapmV9mCWgg00eobwRsh2Q==
NSns2.transip.eu
NSns0.transip.net
NSns1.transip.nl
⚙️ Detected Technologies

Understanding what technology stack a site runs on reveals performance characteristics, security exposure, and capabilities. Outdated software is the leading cause of website compromises, while the right tools β€” analytics, SEO plugins, CDN β€” are markers of a professionally maintained site.

Social & Schema
Open Graph Twitter Cards
Page Builder
Gutenberg
Analytics & Tracking
Google Tag Manager
CSS Frameworks
Font Awesome
🛡️ Security & Blacklist Check
Some Blocked

Being listed on a blacklist means email providers, browsers, and security tools will block or warn users about your domain. This section checks major DNS-based blacklists used by ISPs and mail servers β€” being flagged here can silently destroy email deliverability and user trust.

ℹ️ 6 check(s) could not be verified automatically. Use the Verify links to check manually.
ℹ️ Spamhaus DBL Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ SURBL Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ URIBL Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
✅ Google Safe Browsing Verify ↗
No warnings found in Google Safe Browsing transparency report.
IP Reputation Checks
ℹ️ Spamhaus ZEN (20.73.196.67) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ SpamCop (20.73.196.67) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
ℹ️ Barracuda (20.73.196.67) Verify ↗
Could not be verified automatically. Use the Verify link to check manually.
Sources checked: Spamhaus DBL, SURBL, URIBL, Spamhaus ZEN (IP), SpamCop (IP), Google Safe Browsing (public transparency). DNS-based lookups β€” no API key required.
🦠 Malware & Reputation Check
Clean

Malware infections and poor reputation scores cause browsers to show red warning screens to visitors and get domains de-indexed by Google. These checks scan your domain against dedicated malware databases and web reputation services to surface any active threats.

✅ Domain appears clean β€” no malware or reputation flags detected on checked services.
✅ Sucuri SiteCheck Verify ↗
No malware or blacklist entries found.
✅ Norton Safe Web Verify ↗
No threats detected per Norton Safe Web.
✅ URLVoid Verify ↗
No threats detected per URLVoid.
✅ PhishTank Verify ↗
Not found in PhishTank phishing database.
🔗 VirusTotal Verify ↗
Click "Verify" to view the full VirusTotal multi-engine report for this domain.
🔗 Web of Trust (WOT) Verify ↗
Click "Verify" to view community-based reputation scores on Web of Trust.
Services checked: Sucuri SiteCheck, Norton Safe Web, URLVoid, PhishTank. VirusTotal & Web of Trust links provided for manual verification. Active scans use public endpoints β€” no API keys required.
⭐ Community Rating

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