Información Técnica
| Código de estado HTTP | 200 |
| Versión HTTP | HTTP/1.1 |
| HTTPS | ✔ Disponible |
| Dirección IP | 34.199.40.134 |
| Software del servidor | nginx/1.26.3 |
| Compresión | gzip |
|
🔒 🟡 Mixed Content (9 recursos HTTP) | La página se sirve por HTTPS pero carga 9 recurso(s) por HTTP. Esto puede bloquearse en navegadores modernos. |
|
ℹ 🔵 Falta Content Security Policy | No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido. |
Código de estado HTTP 200
Versión HTTP HTTP/1.1
HTTPS ✔ Disponible
Dirección IP 34.199.40.134
Software del servidor nginx/1.26.3
Compresión gzip
🔒 🟡 Mixed Content (9 recursos HTTP) La página se sirve por HTTPS pero carga 9 recurso(s) por HTTP. Esto puede bloquearse en navegadores modernos.
ℹ 🔵 Falta Content Security Policy No se ha configurado CSP. Ayuda a prevenir ataques XSS e inyección de contenido.
Cadena de Redirecciones
| # | URL | Código de estado HTTP | Estado |
| 1 | https://noteflight.com:443 | 301 | HTTP/2 301 |
| 2 | https://www.noteflight.com/ | 200 | HTTP/2 200 |
#1 URL https://noteflight.com:443
Código de estado HTTP 301
Estado HTTP/2 301
#2 URL https://www.noteflight.com/
Código de estado HTTP 200
Estado HTTP/2 200
Rendimiento
| Resolución DNS | 37.1 ms |
| Conexión TCP | 119.9 ms |
| Negociación TLS | 169 ms |
| Tiempo hasta el primer byte (TTFB) | 497.9 ms |
| Descarga de contenido | 63.5 ms |
| Tiempo total de respuesta | 561.4 ms |
Resolución DNS 37.1 ms
Conexión TCP 119.9 ms
Negociación TLS 169 ms
Tiempo hasta el primer byte (TTFB) 497.9 ms
Descarga de contenido 63.5 ms
Tiempo total de respuesta 561.4 ms
Seguridad
| HTTPS | ✔ Activado |
| HSTS | ✔ max-age=31536000; includeSubDomains; preload |
| CSP | ⚠ No configurado |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Política de Referrer | strict-origin-when-cross-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Activado
HSTS ✔ max-age=31536000; includeSubDomains; preload
CSP ⚠ No configurado
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Política de Referrer strict-origin-when-cross-origin
HTTP/2 ⚠ HTTP/1.1
Comprobación SEO
| Título | Noteflight - Online Music Notation Software |
| Meta descripción | Noteflight is an online music writing application that lets you create, view, print and hear professional quality music notation right in your web browser. |
| Canonical | https://www.noteflight.com/ |
| Título Open Graph | Noteflight - Online Music Notation Software |
| Descripción Open Graph | Noteflight is an online music writing application that lets you create, view, print and hear professional quality music notation right in your web browser. |
| Imagen Open Graph | https://production-assets.noteflight.com/assets/images/fa... |
| Twitter Card | summary |
Título Noteflight - Online Music Notation Software Meta descripción Noteflight is an online music writing application that lets you create, view, print and hear professional quality music notation right in your web browser. Canonical https://www.noteflight.com/ Título Open Graph Noteflight - Online Music Notation Software Descripción Open Graph Noteflight is an online music writing application that lets you create, view, print and hear professional quality music notation right in your web browser. Imagen Open Graph https://production-assets.noteflight.com/assets/images/fa... Twitter Card summary Tecnologías Detectadas
| Tecnología | Google Analytics Google Tag Manager Nginx |
Tecnología Google Analytics Google Tag Manager Nginx
Cabeceras HTTP
| Date
| Tue, 21 Jul 2026 13:27:13 GMT |
| Content-type
| text/html; charset=utf-8 |
| Server
| nginx/1.26.3 |
| X-frame-options
| SAMEORIGIN |
| X-xss-protection
| 0 |
| X-content-type-options
| nosniff |
| X-download-options
| noopen |
| X-permitted-cross-domain-policies
| none |
| Referrer-policy
| strict-origin-when-cross-origin |
| P3p
| CP="CAO PSA OUR" |
| Cache-control
| max-age=0, private, no-store=true, no-cache=true, must-revalidate=true, proxy-revalidate=true, s-maxage=0, pre-check=0, post-check=0 |
| Etag
| W/"b5021c69a8c0cfc7cdb21983a6f1a3a8" |
| Content-security-policy-report-only
| |
| Set-cookie
| _noteflightSite_session=7pR06RJr9BmTrq7qCeUe8qnv8IHsWysxLiNf65FOoKV8PBzl7diKrnA5udXUCWmuaUHvRdJSaFQuRTTyoIVCGtlnvnOQa3GRsVrkx3y1CfrxNuRhZRJkKfMjZ3KfOcqyl6yEV4ZJo4DTxZxaVb8o5rk%2BzdbLjhVy0sGKdnERSX%2F3gLw9hOQ6aUjDt0kselk81OUUgCRWIq63b498CQVlZ7405So7fLqOmzllOPlc7vVX5H1auB565BqfncOJJlhLMpZQ7gKtpCY6h2cEOrTHSK3Qth9ssKpXF5%2BlMRpUTyulM8HnP4q7T%2Bdo3un%2Fj5rVjzQDsYiAypDXGfDNbQQUmoKIuaAM47J5VAZcfmc%2FJ2epR5f%2F7mo1iF3%2BZAnLMJ%2Bj1IpBW%2BjYfQekVHVQXyEkCCx6TzLF6DJ5alZS4jHwefmjvn27WXGBkN6qGZ%2B4506unIPE9c1gZ3qFk7zRydyp6EEbTulkoM02njh5OniXWQ9DnFnUf%2B39q7k6KfOkLwjAaMCNQtdQNFIR%2B55jOab%2Bn%2BbKAR62SYf4IJyJY3VKhCBYvWSeKGsbrv8qIS390f%2Bu4S6Pvlh%2BwyTWQsxEeQES2rdFxNq%2FKVz%2FsXG0Q9s5aV4jUn%2F1KT8mQ1gR%2BmcUI0MkQPtUcwdWp8894dk5oNbBZnhsPFLLDnzijbizPZkfvp9B3cFuhSst3lwuBiFBu2LJcMYeopxuifhJ4ILp3CyT41KnpuJbUiMtwxoEb2SGPFxbV%2Fh%2FVgmeVf1jV9bCUUVoTN77HwEprthiH3jp2vO2oqziMSAi%2BmTIlgba1Z0MyKhLKCJgCPcF6b6B6hkH3wzUADqetob0CQ6Va0Aks%2BjRubxmpQ6qdeicvcQYpDm6Ic8X1CYWzmBI25Z7vvJb%2BmaY8TRatjjfQbBfWaZABbtVjds%2BfeYpH%2Fjo1JMHp0tsBajHpqYrcuX4uBo%2BmR%2FmyvrsQ3pX1Pm%2BdxayJXbgKvRPmVnBj7EA2woQnmMUo5rbqtVXc142pD%2BPoTwaXLyoH%2BS9vzVunPG4Zuj0avkd%2Fdj4TjjtFa6uRYCW7pbQytNVRNV6isF5YpON3AXqJRKVs%2BxgtjHmwMBV51r0CNDBsE8X5xF2XuKA00DmIatizNOXEUNR--hu5%2B58EkUAZD36dh--h9%2FM0VdH5xov69jF1o53uQ%3D%3D; path=/; expires=Wed, 21 Jul 2027 13:27:13 GMT; secure; HttpOnly; SameSite=None |
| X-request-id
| a1b2e8b1-9d5b-4a2c-822a-df0eb7f8d6a8 |
| X-runtime
| 0.097204 |
| Vary
| Origin |
| Strict-transport-security
| max-age=31536000; includeSubDomains; preload |
| Content-encoding
| gzip |
Meta Tags
| Viewport | width=device-width, initial-scale=1.0 |
| Format-detection | telephone=no |
| Last-modified | Fri, 20 Feb 2026 15:21:33 GMT |
| X-UA-Compatible | IE=edge,chrome=1 |
| Content-type | text/html; charset=utf-8 |
| Description | Noteflight is an online music writing application that lets you create, view, print and hear professional quality music notation right in your web browser. |
| Fb:app_id | 1245729718815500 |
| P:domain_verify | cdc8b42f9fbde40f5e610c904cd87e9b |
| Thumbnail |  |
| Application-name | Noteflight |
| Theme-color | #1D456B |
| Color-scheme | dark light |
Date Tue, 21 Jul 2026 13:27:13 GMT
Content-type text/html; charset=utf-8
Server nginx/1.26.3
X-frame-options SAMEORIGIN
X-xss-protection 0
X-content-type-options nosniff
X-download-options noopen
X-permitted-cross-domain-policies none
Referrer-policy strict-origin-when-cross-origin
P3p CP="CAO PSA OUR"
Cache-control max-age=0, private, no-store=true, no-cache=true, must-revalidate=true, proxy-revalidate=true, s-maxage=0, pre-check=0, post-check=0
Etag W/"b5021c69a8c0cfc7cdb21983a6f1a3a8"
Content-security-policy-report-only
Set-cookie _noteflightSite_session=7pR06RJr9BmTrq7qCeUe8qnv8IHsWysxLiNf65FOoKV8PBzl7diKrnA5udXUCWmuaUHvRdJSaFQuRTTyoIVCGtlnvnOQa3GRsVrkx3y1CfrxNuRhZRJkKfMjZ3KfOcqyl6yEV4ZJo4DTxZxaVb8o5rk%2BzdbLjhVy0sGKdnERSX%2F3gLw9hOQ6aUjDt0kselk81OUUgCRWIq63b498CQVlZ7405So7fLqOmzllOPlc7vVX5H1auB565BqfncOJJlhLMpZQ7gKtpCY6h2cEOrTHSK3Qth9ssKpXF5%2BlMRpUTyulM8HnP4q7T%2Bdo3un%2Fj5rVjzQDsYiAypDXGfDNbQQUmoKIuaAM47J5VAZcfmc%2FJ2epR5f%2F7mo1iF3%2BZAnLMJ%2Bj1IpBW%2BjYfQekVHVQXyEkCCx6TzLF6DJ5alZS4jHwefmjvn27WXGBkN6qGZ%2B4506unIPE9c1gZ3qFk7zRydyp6EEbTulkoM02njh5OniXWQ9DnFnUf%2B39q7k6KfOkLwjAaMCNQtdQNFIR%2B55jOab%2Bn%2BbKAR62SYf4IJyJY3VKhCBYvWSeKGsbrv8qIS390f%2Bu4S6Pvlh%2BwyTWQsxEeQES2rdFxNq%2FKVz%2FsXG0Q9s5aV4jUn%2F1KT8mQ1gR%2BmcUI0MkQPtUcwdWp8894dk5oNbBZnhsPFLLDnzijbizPZkfvp9B3cFuhSst3lwuBiFBu2LJcMYeopxuifhJ4ILp3CyT41KnpuJbUiMtwxoEb2SGPFxbV%2Fh%2FVgmeVf1jV9bCUUVoTN77HwEprthiH3jp2vO2oqziMSAi%2BmTIlgba1Z0MyKhLKCJgCPcF6b6B6hkH3wzUADqetob0CQ6Va0Aks%2BjRubxmpQ6qdeicvcQYpDm6Ic8X1CYWzmBI25Z7vvJb%2BmaY8TRatjjfQbBfWaZABbtVjds%2BfeYpH%2Fjo1JMHp0tsBajHpqYrcuX4uBo%2BmR%2FmyvrsQ3pX1Pm%2BdxayJXbgKvRPmVnBj7EA2woQnmMUo5rbqtVXc142pD%2BPoTwaXLyoH%2BS9vzVunPG4Zuj0avkd%2Fdj4TjjtFa6uRYCW7pbQytNVRNV6isF5YpON3AXqJRKVs%2BxgtjHmwMBV51r0CNDBsE8X5xF2XuKA00DmIatizNOXEUNR--hu5%2B58EkUAZD36dh--h9%2FM0VdH5xov69jF1o53uQ%3D%3D; path=/; expires=Wed, 21 Jul 2027 13:27:13 GMT; secure; HttpOnly; SameSite=None
X-request-id a1b2e8b1-9d5b-4a2c-822a-df0eb7f8d6a8
X-runtime 0.097204
Vary Origin
Strict-transport-security max-age=31536000; includeSubDomains; preload
Content-encoding gzip
