VANLANG.VN Revisión del sitio web

Información básica

Servidor:
openresty
Ciudad:

Páginas indexadas

Bing:
Google:

Información de la página

Título:
Nhà Sách Văn Lang - Vanlangbooks
Longitud: 32 carácter(es); Mejor longitud: 10 ~ 60 carácter(es)
Meta descripción:
Nhà Sách Văn Lang - Vanlangbooks hàng ngàn tựa sách, cam kết sách thật 100% VAN LANG CULTURE JOINT STOCK COMPANY (Viết tắt: VAN LANG CULTURE JSC) được điều hành bởi Tổng Giám đốc Vũ Đình Hòa. Hoạt động trong lĩnh vực văn hóa, liên kết xuất bản, thiết kế tạo mẫu, in và phát hành các thể loại ấn phẩm và văn hóa phẩm.
Longitud: 316 carácter(es); Mejor longitud: 50 ~ 160 carácter(es)

The length of your meta description seems to be outside the recommended range. Ideally, a META DESCRIPTION should be between 50 and 160 characters, including spaces.

A meta description tag serves as a concise and informative summary of a web page's content, aiming to engage and inform users about the page's topic.

Google relies on the actual content of the page to generate a snippet for search results, but it may also utilize the meta description for a more descriptive representation of the page.

Meta descriptions act as a compelling pitch to persuade users that the page aligns with their search intent. While there's no strict character limit, Google truncates the snippet in search results as necessary to fit the device's width.

Best practices for Meta Descriptions

  • Length: Maintain a description length of 50-160 characters to ensure optimal visibility in search results.
  • Uniqueness: Craft unique descriptions for each page on your website to differentiate their purposes and content.
  • Accuracy: Create descriptions that precisely depict the specific content and purpose of the page.
  • Keywords: Ensure that each web page has a unique meta description containing important keywords relevant to the page's content.
Metapalabras clave:
Nhà sách Văn Lang - Vanlangbooks
Longitud: 32 carácter(es); Mejor longitud: 10 ~ 255 carácter(es)
Etiqueta H1:
Nhà Sách Văn Lang - Vanlangbooks - Nhà Sách Văn Lang - Vanlangbooks hàng ngàn tựa sách, cam kết sách thật 100% VAN LANG CULTURE JOINT STOCK COMPANY (Viết tắt: VAN LANG CULTURE JSC) được điều hành bởi Tổng Giám đốc Vũ Đình Hòa. Hoạt động trong lĩnh vực văn hóa, liên kết xuất bản, thiết kế tạo mẫu, in và phát hành các thể loại ấn phẩm và văn hóa phẩm.
Longitud: 351 carácter(es); Mejor longitud: 10 ~ 255 carácter(es)

The length of your H1 tag seems to be outside the recommended range. Ideally, an H1 tag should be between 10 and 255 characters, including spaces, and remember to use only one H1 tag per page.

The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.

Here are best practices for H1 tags

  • Use H1 tags for page titles.
  • Limit to one H1 tag per page.
  • Keep H1 tags short and concise.
  • Structure headings hierarchically.
  • Include your main keyword.
  • Ensure H1 tags are engaging.

Tecnología del sitio

Servidor:
openresty
SSL seguro:
Disponible
robots.txt:
Indisponible
Mapa del sitio XML:
Indisponible
Gzip Comprimir:
Disponible
favicon.ico:
Indisponible

Análisis de encabezado HTTP

Los campos de encabezado HTTP son componentes del encabezado del mensaje de solicitudes y respuestas en el Protocolo de transferencia de hipertexto (HTTP). Definen los parámetros operativos de una transacción HTTP. Los campos de encabezado no se muestran directamente en los navegadores web normales como Internet Explorer, Google Chrome, Firefox, etc. A continuación se muestra la información del encabezado HTTP de vanlang.vn:
HTTP/1.1 200 OK
Server: openresty
Date: Mon, 30 Mar 2026 11:45:32 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: public, max-age=600
Content-Encoding: gzip
ETag: W/"3e47648957e54f52979d24bc715d1fea"
Set-Cookie: _landing_page=%252F; expires=Wed, 29 Apr 2026 11:45:32 GMT; path=/
Set-Cookie: _orig_referer=; expires=Wed, 29 Apr 2026 11:45:32 GMT; path=/
Set-Cookie: shop_ref=; expires=Wed, 29 Apr 2026 11:45:32 GMT; path=/
Link: ; rel="preconnect"; crossorigin
Strict-Transport-Security: max-age=604800
X-ShopId: 200000663439
X-Cache-Type: full
X-Cache: hit, server
X-Cache-Ver: full
X-RequestId: 381d4f84a91d51918e169b371ba882ac
P3P: CP="NOI DSP COR NID ADMa OPTa OUR NOR"
X-Content-Type-Options: nosniff
Content-Security-Policy: block-all-mixed-content; frame-ancestors 'self'; upgrade-insecure-requests
X-XSS-Protection: 1; mode=block

Análisis de registros DNS

Domain Name Systes (DNS) traduce los nombres de dominio fácilmente memorizados a las direcciones IP numéricas necesarias para ubicar los servicios y dispositivos informáticos en todo el mundo. Hay un total de 7 registros DNS de vanlang.vn.
Anfitrión Tipo IP/Objetivo TTL Información adicional
vanlang.vnA3600
vanlang.vnNS3600
vanlang.vnNS3600
vanlang.vnNS3600
vanlang.vnSOA3600expire: 1209600
serial: 2025022202
vanlang.vnMX3600pri: 0
vanlang.vnTXT
v=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all
3600