hvac-talk.com
HVAC-Talk: Heating, Air & Refrigeration Discussion
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
The #1 HVACR Community. SEO is good (75/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.
The #1 HVACR Community
Top issues to fix
7 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
4 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
289 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
The #1 HVACR Community
Meta tags
- Title
- HVAC-Talk: Heating, Air & Refrigeration Discussion
- Description
- The #1 HVACR Community
- Canonical
- Language
- en-US
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, viewport-fit=cover
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Fastly
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- hvac-talk.com
- Valid from
- Aug 3, 2026
- Valid to
- Nov 1, 2026
- Days until expiry
- 68
- SAN domains
- *.hvac-talk.com, hvac-talk.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 5 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 5
Links
43 internal · 5 external · 20 broken
Images
12 total · 0 missing alt
Scripts / Styles
62 scripts · 15 stylesheets
JS / CSS size
121 KB · 0 B
Page size
203 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No H1 heading found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://hvac-talk.com
- Final URL
- https://www.hvac-talk.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 285 ms
- HTML size
- 203 KB
- Redirect chain
- https://hvac-talk.com → https://www.hvac-talk.com/
See something wrong on this report? Request a correction
Frequently asked questions
- What technology does hvac-talk.com use?
- We did not detect any specific technologies for hvac-talk.com in the latest scan.
- Is hvac-talk.com secure (HTTPS)?
- Yes. hvac-talk.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 1, 2026.
- Who hosts hvac-talk.com?
- Hosting provider information for hvac-talk.com is not available yet.
- What is hvac-talk.com's SEO score?
- hvac-talk.com scored 75/100 for SEO in the latest analysis (fair).
- What is hvac-talk.com's overall website score?
- hvac-talk.com has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card