Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.129.1 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
|
ℹ 🔵 Missing X-Frame-Options | The site can be embedded in iframes by third parties (clickjacking risk). |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 172.67.129.1
Server Software cloudflare
CDN Cloudflare
Compression gzip
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
ℹ 🔵 Missing X-Frame-Options The site can be embedded in iframes by third parties (clickjacking risk).
Performance
| DNS Lookup | 40.4 ms |
| TCP Connect | 41.7 ms |
| TLS Handshake | 7.8 ms |
| Time To First Byte (TTFB) | 544.9 ms |
| Content Download | 4.7 ms |
| Total Response Time | 549.6 ms |
DNS Lookup 40.4 ms
TCP Connect 41.7 ms
TLS Handshake 7.8 ms
Time To First Byte (TTFB) 544.9 ms
Content Download 4.7 ms
Total Response Time 549.6 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ⚠ Not configured |
| X-Content-Type-Options | ⚠ Not configured |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ⚠ Not configured
X-Content-Type-Options ⚠ Not configured
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Free Online Calculators, Converters & Dev Tools | Tejji |
| Meta Description | Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. |
| Canonical | https://tejji.com/ |
| Open Graph Title | Free Online Calculators, Converters & Dev Tools | Tejji |
| Open Graph Description | Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. |
| Open Graph Image | https://tejji.com/page/og-default.png |
| Twitter Card | summary_large_image |
| Twitter Title | Free Online Calculators, Converters & Dev Tools | Tejji |
| Twitter Description | Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. |
| Twitter Image | https://tejji.com/page/og-default.png |
Title Free Online Calculators, Converters & Dev Tools | Tejji Meta Description Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. Canonical https://tejji.com/ Open Graph Title Free Online Calculators, Converters & Dev Tools | Tejji Open Graph Description Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. Open Graph Image https://tejji.com/page/og-default.png Twitter Card summary_large_image Twitter Title Free Online Calculators, Converters & Dev Tools | Tejji Twitter Description Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. Twitter Image https://tejji.com/page/og-default.png Detected Technologies
| Technology | Google Analytics Google Tag Manager Cloudflare Node.js |
Technology Google Analytics Google Tag Manager Cloudflare Node.js
HTTP Headers
| Date
| Thu, 20 Aug 2026 01:23:18 GMT |
| Content-type
| text/html; charset=utf-8 |
| Cache-control
| no-store, no-cache, must-revalidate, max-age=0 |
| Cdn-cache-control
| no-store |
| X-origin-cache
| disabled |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=B3zoKVTKqPpz6s%2Fjzoq%2FyFuXFRDQaW8yJfua3FVg9kpyKcGnFg%2BYV%2BsRuxShYyVXoYkvy9FrKMxqqplErr5elhlkaaBl6t9ap6pm7k8N%2FAT8QOhwuXback8HqJngFUYffOw84Zqx7V8%3D"}]} |
| Server
| cloudflare |
| Set-cookie
| _sv=3dc7f64c156ff37bd5fac1b34f6816b125869658; Path=/; Max-Age=3600; HttpOnly; Secure; SameSite=Lax |
| Vary
| Accept-Encoding |
| X-envoy-upstream-service-time
| 30 |
| Cf-cache-status
| DYNAMIC |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Content-encoding
| gzip |
| Cf-ray
| a2dd97851b113c71-CDG |
| Alt-svc
| h3=":443"; ma=86400 |
Meta Tags
| Viewport | width=device-width, initial-scale=1.0 |
| Theme-color | #0d6efd |
| Apple-mobile-web-app-capable | yes |
| Apple-mobile-web-app-status-bar-style | default |
| Apple-mobile-web-app-title | Tejji |
| Mobile-web-app-capable | yes |
| Tollbit-property-id | p8xz37w749td9i6r7jyzvorc |
| Description | Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices. |
| Monetag | fd1b9cc1dc73e2ea2ee173c406eff4c7 |
Date Thu, 20 Aug 2026 01:23:18 GMT
Content-type text/html; charset=utf-8
Cache-control no-store, no-cache, must-revalidate, max-age=0
Cdn-cache-control no-store
X-origin-cache disabled
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=B3zoKVTKqPpz6s%2Fjzoq%2FyFuXFRDQaW8yJfua3FVg9kpyKcGnFg%2BYV%2BsRuxShYyVXoYkvy9FrKMxqqplErr5elhlkaaBl6t9ap6pm7k8N%2FAT8QOhwuXback8HqJngFUYffOw84Zqx7V8%3D"}]}
Server cloudflare
Set-cookie _sv=3dc7f64c156ff37bd5fac1b34f6816b125869658; Path=/; Max-Age=3600; HttpOnly; Secure; SameSite=Lax
Vary Accept-Encoding
X-envoy-upstream-service-time 30
Cf-cache-status DYNAMIC
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Content-encoding gzip
Cf-ray a2dd97851b113c71-CDG
Alt-svc h3=":443"; ma=86400
