What powers swanheating.com?
Last seen Aug 2026 · 31 technologies across 19 categories
Accessibility
Advertising
Analytics
CDN
CMS
Cookie compliance
Databases
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Reviews
Security
Tag managers
Video players
Webmail
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 82% phone
- 18% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.15 / 10 · ranked #1,345,311 of all domains
67 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 100 ms |
| CLS | 0.1 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 4.8 MB · 181 requests
- WordPress theme: hello-elementor (child: hello-theme-child-master) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SWAN Plumbing, Heating & Air Conditioning
- Industry: Home and construction (declares
HomeAndConstructionBusiness)
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.20)
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Google Trust Services, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 8,082,023, 3 hosts
- Verified with: Apple Business, Google, Microsoft 365, WP Engine
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped RSS Apr 2026
- detected core-js Mar 2026
- detected Google Analytics Mar 2026
- detected Google Tag Manager Mar 2026
- detected jQuery UI Mar 2026
- detected Microsoft Advertising Mar 2026
- detected Microsoft Clarity Mar 2026
- detected OneTrust Mar 2026
- detected Pojo.me Mar 2026
- detected reCAPTCHA Mar 2026
- detected Underscore.js Mar 2026
- detected YouTube Jan 2026