Sir Cache
It is essential for the organic success of corporate websites and single-page applications. It optimizes search engine bots' perception, positioning your site as the fastest and improving its ranking on Google. With years of experience, we have gathered the most frequently asked questions about the tool and dynamic rendering in one place.
How does Sir Cache work?
Sir Cache is your solution for SEO challenges with JavaScript. We accelerate the delivery process of rendered content to bots and search crawlers, helping Google crawl and index dynamic content correctly and boosting your SEO performance.
Why is JavaScript Prerendering important?
→ Search Engine Optimization (SEO)
Search engines struggle with JavaScript content, often taking longer to crawl and index JS-based pages compared to regular HTML sites. Sir Cache solves these SEO challenges.
→ Impact on PageSpeed
Slow pages frustrate everyone, including search bots. Sir Cache delivers your pages in just milliseconds on average, increasing your chances of ranking higher in search results.
→ Cost-Effective and Efficient Solution
Traditional rendering solutions can be expensive and complex. In contrast, Sir Cache takes just a few hours to install and test, improving your SEO results at a fraction of the cost and without the hassle.
Can I be penalized for using Sir Cache?
Developers and business owners often ask about cloaking penalties. Rest assured, there is no risk. Sir Cache does not alter any content on your page. It simply renders the HTML file and all resources, delivering the result to Google—both users and Googlebot receive the same content. Conversely, cloaking involves deceiving Google by serving different content to crawlers and users, which is not the case with Sir Cache.
Does Sir Cache work only with Google?
By default, you can apply Sir Cache to any user-agent, including the following bots:
prerender.crawlerUserAgents = [‘googlebot’, ‘Yahoo! Slurp’, ‘bingbot’, ‘yandex’, ‘baiduspider’, ‘facebookexternalhit’,‘twitterbot’, ‘rogerbot’, ‘linkedinbot’, ‘embedly’, ‘quora link preview’, ‘showyoubot’, ‘outbrain’, ‘pinterest/0.’,‘developers.google.com/+/web/snippet’, ‘slackbot’, ‘vkShare’, ‘W3C_Validator’, ‘redditbot’, ‘Applebot’, ‘WhatsApp’,‘flipboard’, ‘tumblr’, ‘bitlybot’, ‘SkypeUriPreview’, ‘nuzzel’, ‘Discordbot’, ‘Google Page Speed’, ‘Qwantify’,‘pinterestbot’, ‘Bitrix link preview’, ‘XING-contenttabreceiver’, ‘Chrome-Lighthouse’, ‘TelegramBot’, ‘SeznamBot’]
Will Sir Cache work with my technology stack?
Yes, Sir Cache integrates with any modern tech stack regardless of which JavaScript framework or backend technologies you use. You won't need to rewrite your code or change any configurations.
How long does it take to install Sir Cache?
On average, Sir Cache takes 2 to 4 hours to install and test, ensuring everything works correctly. No in-depth knowledge is required, and our team will support you at every step if needed.
Will Sir Cache cache dynamically generated URLs?
The best part of using Sir Cache is that it's automated. While you can submit a sitemap to speed up the rendering of critical URLs, the Sir Cache middleware installed in your backend will detect any request from a recognized crawler and generate a cached version for each requested URL—without requiring additional configuration. This allows the service to scale automatically as your site grows, which is ideal when you can't predict all URLs in advance.