What powers isograd.com?
Last seen Aug 2026 · 16 technologies across 11 categories
Caching
Varnish
since Jun 2026
CDN
Fastly
since Jun 2026
Amazon SES
since Jan 2023
Mailjet
since Mar 2025
Font scripts
Font Awesome
since May 2017
Google Font API
since May 2017
JavaScript libraries
PaaS
Amazon Web Services
since Feb 2019
GitHub Pages
since Jun 2026
Programming languages
PHP
since Jun 2018
UI frameworks
Bootstrap
since Feb 2018
Web server extensions
Web servers
Webmail
Microsoft 365
since Jan 2023
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.
Training crawlers
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- PerplexityBot Blocked
The other 28 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 98% desktop
- 2% phone
France
United States
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.26 / 10 · ranked #1,177,666 of all domains
51 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 11,389,533, 7 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.isograd.com | 9 |
| isograd.com | 8 |
| demo.isograd.com | 7 |