Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 191.6.211.39 |
| Server Software | Apache |
| Compression | gzip |
|
🔒 🟡 Mixed Content (7 HTTP resources) | The page is served over HTTPS but loads 7 resource(s) over HTTP. This may be blocked in modern browsers. |
|
🕐 🟡 Slow Response (2199 ms) | Response time exceeds 1 second. Consider optimizing the server or using caching. |
|
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 191.6.211.39
Server Software Apache
Compression gzip
🔒 🟡 Mixed Content (7 HTTP resources) The page is served over HTTPS but loads 7 resource(s) over HTTP. This may be blocked in modern browsers.
🕐 🟡 Slow Response (2199 ms) Response time exceeds 1 second. Consider optimizing the server or using caching.
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).
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://professoronline.net:443 | 301 | HTTP/2 301 |
| 2 | https://www.professoronline.net/ | 200 | HTTP/2 200 |
#1 URL https://professoronline.net:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.professoronline.net/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 454.1 ms |
| TCP Connect | 640.5 ms |
| TLS Handshake | 526.7 ms |
| Time To First Byte (TTFB) | 2198.3 ms |
| Content Download | 0.2 ms |
| Total Response Time | 2198.5 ms |
DNS Lookup 454.1 ms
TCP Connect 640.5 ms
TLS Handshake 526.7 ms
Time To First Byte (TTFB) 2198.3 ms
Content Download 0.2 ms
Total Response Time 2198.5 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 | Professores Online - Tire suas dúvidas com Perguntas |
| Meta Description | Tirar dúvidas com professor online grátis é uma comunidade de Perguntas e Respostas de várias ciências e matérias, de forma gratuita. Professores de diversas áreas como Português, Matemática, Direito, Física e outros cursos superiores, oferecem atendimento online e particular à alunos e estudantes pela internet. Suporte de Professores Online da Unip e outras universidades, faculdades e colégios. |
| Canonical | http://www.professoronline.net/ |
Title Professores Online - Tire suas dúvidas com Perguntas
Meta Description Tirar dúvidas com professor online grátis é uma comunidade de Perguntas e Respostas de várias ciências e matérias, de forma gratuita. Professores de diversas áreas como Português, Matemática, Direito, Física e outros cursos superiores, oferecem atendimento online e particular à alunos e estudantes pela internet. Suporte de Professores Online da Unip e outras universidades, faculdades e colégios.
Canonical http://www.professoronline.net/
Detected Technologies
| Technology | WordPress jQuery Google Analytics Apache PHP |
Technology WordPress jQuery Google Analytics Apache PHP
HTTP Headers
| X-pingback
| https://www.professoronline.net/xmlrpc.php |
| Content-encoding
| gzip |
| Vary
| Accept-Encoding |
| Content-type
| text/html; charset=UTF-8 |
| Date
| Wed, 22 Jul 2026 19:58:35 GMT |
| Server
| Apache |
Meta Tags
| Content-Type | text/html; charset=UTF-8 |
| Generator | WordPress 4.1.41 |
| Description | Tirar dúvidas com professor online grátis é uma comunidade de Perguntas e Respostas de várias ciências e matérias, de forma gratuita. Professores de diversas áreas como Português, Matemática, Direito, Física e outros cursos superiores, oferecem atendimento online e particular à alunos e estudantes pela internet. Suporte de Professores Online da Unip e outras universidades, faculdades e colégios. |
| Keywords | professor, online, gratuito, particular, português, matemática, |
X-pingback https://www.professoronline.net/xmlrpc.php
Content-encoding gzip
Vary Accept-Encoding
Content-type text/html; charset=UTF-8
Date Wed, 22 Jul 2026 19:58:35 GMT
Server Apache
