What powers backflownyc.com?
Last seen Oct 2026 · 26 technologies across 17 categories
Analytics
CDN
CMS
CRM
Databases
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Tag managers
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 *: Allowed (was Restricted)
AI Crawlers
No AI crawlers blocked
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.10 / 10 · ranked #96,218,041 of all domains
0 referring domains · OpenPageRank
Search traffic
4 est. monthly organic visits (US)
18 keywords in Google's top 30
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 2.4 MB · 87 requests
- WordPress theme: backflow-theme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Backflow Prevention of New York
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Cloudflare (141.193.213.10)
- DNS: dnsbycomodo.net
- Email: oxcs.net
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 74,533,968
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cloudflare Turnstile Oct 2026
- dropped HSTS Oct 2026
- detected Marker Oct 2026
- dropped Nginx Oct 2026
- dropped OpenResty Oct 2026
- detected Vue.js Oct 2026
- dropped WP-Optimize Oct 2026
- detected Google Font API Sep 2026
- detected HTTP/3 Sep 2026
- detected Priority Hints Sep 2026
- detected Twitter Emoji (Twemoji) Sep 2026
- detected WP Engine Sep 2026
- dropped Elementor Header & Footer Builder Dec 2025
- dropped Google Font API Dec 2025
- dropped Hello Elementor Dec 2025
- dropped Site Kit Dec 2025
- dropped Underscore.js Dec 2025
- dropped WPForms Dec 2025