Ferramenta online gratuita muito eficiente para testar qualquer página e suas configurações de HTML, principalmente:
implementações e links de cabeçalho para outras versões de idioma, bem como seu status online.
(Observe que o Google recomenda usar apenas um) método Para evitar erros (embora não haja penalização de SEO se forem usados 2 ou 3 métodos),
| hreflang Tester (technicalseo.com) | Ahrefs Site Audit | Aranha SEO do Sapo Gritante | Sistrix Optimizer |
|---|---|---|---|
| Escopo: It tests a single page and reports its hreflang, http-equiv and HTTP header language settings, along with the online status of the linked language versions. | Escopo: It is a site-wide crawler audit. Hreflang issues appear as part of its report on technical and on-page problems. | Escopo: It is a desktop crawler that audits a whole site for over 300 SEO issues, hreflang among them. | Escopo: The Optimizer crawler checks every page that carries hreflang tags, and it fetches extra URLs beyond the crawl limit when needed to finish those checks. |
| Checks reported: The three implementation methods are compared on one page. Google recommends using a single method, although using two or three causes no SEO penalty. | Checks reported: Documented issues include missing return tags, x-default present on only some pages, several x-default URLs in a group, and mismatches between page code and sitemap. HTTP header checks are not confirmed in the article. | Checks reported: It reports missing return tags, inconsistent or incorrect language codes and hreflang entries that return a non-200 response. | Checks reported: It reports broken hreflang links, invalid language or region codes, missing return links, missing x-default and missing self-reference. |
| Custos e limites: It is a free online tool. | Custos e limites: Ahrefs Webmaster Tools offers Site Audit free for verified websites, with 170+ issue types and 5,000 monthly crawl credits per verified project. | Custos e limites: The free version crawls up to 500 URLs and includes hreflang auditing. A paid licence removes the limit, lasts one year and is per seat. | |
| Plataforma: It runs online, without installation. | Plataforma: It runs on Windows, macOS (Apple Silicon and Intel) and Linux (Ubuntu and Fedora). |
Tópicos abordados: hreflang, cabeçalho HTTP, http-equiv, ferramenta online, configurações de idioma, links de cabeçalho, SEO, implementação, padrões da web, internacionalização, testes, prevenção de erros, ISO 3166, RFC 2616, W3C, IETF e ISO 639.
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