Summary
- HTTP status
- 200
- IP address
- 52.18.144.254
- ASN
- —
- Hosting provider
- Amazon Technologies Inc.
- Country
- US
- Title
- Qt | Tools for Each Stage of Software Development Lifecycle
- Description
- All the essential Qt tools for all stages of Software Development Lifecycle: planning, design, development, testing, and deployment.
- Language
- en
- Server
- cloudflare
- Generator
- HubSpot
- Certificate
- ValidLet's Encrypt
- Sitemap
- Present
- Domain name
- qt.io
SSL/TLS certificate
The SSL/TLS certificate encrypts exchanges between visitors and the website (HTTPS) and proves its identity. It is issued by a certificate authority after a more or less thorough check: of the domain name only (DV), of the organization that owns it (OV), or extended validation (EV).
Free certificate issued by Let's Encrypt: valid for a few months, it is renewed automatically.
- Certificate authority
- Let's Encrypt (YE1)
- Validation type
- Domain validation (DV)
- Status
- Valid
- Covered domains
- b984bb61.sni.cloudflaressl.com, www.qt.io
- Valid from
- September 3, 2026
- Valid until
- December 2, 2026 (expires in 62 days)
- Protocol
- TLSv1.3
- Key
- ECDSA 256 bits
Sitemap
A sitemap lists the pages of a website to help search engines discover them. It can have any name when it is declared in the robots.txt file.
The robots.txt file does not declare any sitemap: the usual locations were checked.
| File | Content | Last modified |
|---|---|---|
| https://www.qt.io/sitemap.xml | at least 3,476 pages | October 1, 2026 |
Redirects
- 301 https://qt.io/
- 200 https://www.qt.io/ — Final page
Outgoing links
The home page links to 4 other websites.