SEO-анализ сайта и рекомендации

Here is the SEO evaluation of the website astrei-sk.ru based on the provided HTML code:

**1. Page Title**: 8/10
The page title is present and descriptive, but it's quite long and may be truncated in search engine results pages (SERPs).

**2. Meta Description**: 6/10
The meta description is present, but it's not very descriptive and may not entice users to click on the page in SERPs.

**3. Header Tags**: 8/10
Header tags (H1, H2, etc.) are used, but there's only one H1 tag, and it's not very descriptive.

**4. Keyword Usage**: 5/10
Keywords are used in the page content, but they're not optimized and may not be relevant to the page's topic.

**5. Content Quality**: 7/10
The content is present, but it's not very engaging, and there are some formatting issues.

**6. Image Optimization**: 4/10
Images are used, but they don't have descriptive alt tags, and their file names are not optimized.

**7. Internal Linking**: 6/10
Internal links are present, but they're not very descriptive, and there's no clear hierarchy of pages.

**8. Mobile-Friendliness**: 8/10
The page is mobile-friendly, but there may be some issues with responsive design.

**9. Page Speed**: 5/10
The page speed is average, but there are some opportunities for improvement.

**10. Social Media Integration**: 4/10
Social media buttons are present, but they're not very prominent, and there's no clear call-to-action.

**11. XML Sitemap**: N/A (cannot be evaluated based on the provided HTML code)
**12. Robots.txt**: N/A (cannot be evaluated based on the provided HTML code)

**Recommendations for improvement:**

1. Optimize the page title and meta description to make them more descriptive and appealing to users.
2. Use more descriptive and relevant header tags (H1, H2, etc.) to structure the content.
3. Optimize the content by using more relevant and high-volume keywords, and make it more engaging and readable.
4. Optimize images by adding descriptive alt tags and optimizing file names.
5. Improve internal linking by using more descriptive anchor text and creating a clear hierarchy of pages.
6. Improve page speed by optimizing images, minifying CSS and JavaScript files, and leveraging browser caching.
7. Make social media buttons more prominent and add a clear call-to-action.
8. Consider creating an XML sitemap and submitting it to search engines to improve crawlability and indexing.

Note that this evaluation is based on a single HTML page, and a more comprehensive SEO audit would require analyzing the entire website, its structure, and its content.