37signals.com
Scanned URL: https://37signals.com
62
π SEO Score
8 / 13 checks passed
55
π€ LLM Readiness
6 / 11 checks passed
55
β‘ Performance
6 / 11 checks passed
π Extracted Page Tags
Title Tag
37signals
Meta Description
A catalog of ideas β signals β that drive us.
H1 Heading
None found
Canonical URL
https://37signals.com/
π SEO Audit
62/100β Title Tag
Length: 9 chars (Ideal: 30-60).
β Meta Description
Length: 45 chars (Ideal: 50-160).
β
H1 Tag
Found 1 H1 tags. Exactly 1 is recommended.
β
Canonical URL
Canonical URL is set.
β
Open Graph Tags
Found 6 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β
Image Alt Text
0 of 2 images missing alt.
β Sitemap
No sitemap found in robots.txt.
β Heading Hierarchy
Missing H1 or H2 tags.
β
Internal Links
Found 62 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
55/100β
Structured Data (JSON-LD)
Found 3 JSON-LD blocks.
β
Schema Entities
Types: organization, website, article
β FAQ Schema
Missing FAQ schema.
β Contextual Summary
Description too short for AI context.
β E-E-A-T (Author)
No author meta or schema.
β
Organisation Schema
Business entity defined.
β Breadcrumb Schema
Missing BreadcrumbList.
β
AI Crawler Access
AI agents not blocked.
β
Language Declaration
Language set to 'en'.
β
Semantic Structure
Uses <main> or <article>.
β Entity Verification Links
No entity validation links.
β‘ Performance
55/100Network Waterfall (Total: 93ms)
- DNS: 28ms
- Connect: 37ms
- TTFB: 93ms
- Download: 0ms
β
Time to First Byte (TTFB)
TTFB: 93ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 3.4KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β Cache Policies
Missing Cache-Control headers.
β
CDN Usage
Edge delivery detected.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β Native Lazy Loading
No lazy loading detected.
β Minified Assets
No minified assets linked.
β Preload / Preconnect Hints
Missing preload/preconnect hints.
β
Character Set
UTF-8 declared.
π‘οΈ Security & Blacklist
Cleanβ
Domain is clean.
β
Spamhaus DBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
SURBLVerify β
Not listed β no threats detected.
β
URIBLVerify β
Not listed β no threats detected.
β
Google Safe BrowsingVerify β
No warnings found in Google Safe Browsing transparency report.
βοΈ Technologies
Infrastructure & CDN
Cloudflare
π WHOIS
Registrar
Cloudflare, Inc.
Registered
1999-06-13
Expires
2027-06-13
Last Updated
2024-02-21
Status
client delete prohibited, client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Name Servers
merlin.ns.cloudflare.com, serena.ns.cloudflare.com
π DNS Records
| Type | Value |
|---|---|
| A | 104.18.0.135 |
| A | 104.18.1.135 |
| MX | work-mx.app.hey.com |
| TXT | hey-verification:wvrWxEPH2vgJ5hJp8cjdWfZx |
| TXT | openai-domain-verification=dv-brKIWqu5JEkAoXYjfCz66ucV |
| TXT | stripe-verification=F970494BA4495175BB0BBBBBB611C2410B599753DB459B0B27676C72D5A688A6 |
| TXT | v=spf1 include:_spf.basecamp.com include:servers.mcsv.net -all |
| TXT | 8x2rys9qrtmrt08s01k2dhf220y0bc3h |
| TXT | ZOOM_verify_3PsRA01tPEqbRQuZq0ovDX |
| TXT | anthropic-domain-verification-2ned89=7e1u02UWpXxRVFbqXvTepQODa |
| TXT | apple-domain-verification=fZq9u43pq901FVrX |
| TXT | atlassian-domain-verification=jDcnbDUp4Eqr8vcG6rwzJC/AiL4ryyQCoTDiAKjKnP7rzlvnA4akV4QxvGnUaMS8 |
| TXT | google-site-verification=75SnvFixCmuTIw1yttct06G6Mk7vGOqJDKqVd4sD66g |
| TXT | google-site-verification=vPyWJnzga2ciedbmL9z3PaMMS7gMZba_d4KE-GXzcUI |
| NS | serena.ns.cloudflare.com |
| NS | merlin.ns.cloudflare.com |