CostObserver
Know what's expensive, risky, and what to fix first.
83% unique tagline
costobserver.com
· Added April 5, 2026
· Last analysed April 5, 2026· via 
This analysis is a snapshot taken on 5 April 2026. The site may have changed since then and results may not reflect its current state.
Tech Stack (6)
| Technology | Category | Evidence |
|---|---|---|
| AWS CloudFront | cdn | x-amz-cf-id header present |
| AWS S3 | cdn | Header: server matches ^AmazonS3$ |
| AWS Route 53 | dns_provider | NS: ns-1398.awsdns-46.org |
| Zoho Mail | email_corp | MX: mx.zoho.com |
| HSTS | security | Header: Strict-Transport-Security |
| Google Search Console | seo | DNS TXT: google-site-verification |
Infrastructure
Hosting
AMAZON-02 - Amazon.com, Inc., US
AS16509 · US
Domain Age
7 months
Registered Sep 2025 · Hosting Concepts B.V. d/b/a Registrar.eu
Readiness Breakdown How?
✓
Source maps not exposed in production
✓
Privacy policy page present
-
Open Graph tags (title, image, description)
-
Responsive viewport meta tag
-
Error tracking service installed
-
Twitter card meta tags
-
Favicon present
-
Semantic HTML (nav, main, article)
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