H1 is not set or empty. It's necessary to add ONE H1, which include the most important keyword.
This is good practice to use at list next 3 og tags: og:title, og:image, og:description, og:type. You didn't use any one.
You should define url of sitemap.xml in Robots.txt. It's very important to make your site more transparent for Search Engines and increase number of pages in Search Engine results.
Length of the Description should be in the range from 70 to 160.
Институт угля Сибирское отделение Российская академия наук
Server does not use any data compression method. Data compression on http-server allows to improve the page upload speed due to their compression. Searching systems love fast content.
- Text Length:
- Total Length: 79991
We detected inline-styles of coding design. There are 92 inline styles which robot has found. It's necessary to put them in a special CSS file
- tag: body, style: background:#456896 url() repeat;
- tag: div, style: background:transparent url() no-repeat center top;
- tag: div, style: background:transparent url() no-repeat center bottom;
- tag: div, style: cursor:pointer;
- tag: img, style: display:none; margin-left:165px; margin-top:-21px; height:16px
H2 tags are not set or empty. It's necessary to add one or more titles, which includes the most important keywords and frame them by H2 tags
You have 13 external links that is not using rel="nofollow" link attribute. Add rel="nofollow" to increase the weight of the page.
- And 11 more...
Now more than 14 % of links follow out of your site. You should decrease the number of external links and reach value of 10%.
Alt attributes with image description can't found at 19 images. Add the alt attribute and point it in to a brief description of the image. It can help to rank site with keywords from the images.
"Content-Encoding" should have "gzip" value or other correct value.
Good, this page have title tag! Don't forget to double check it for relevant keywords usage! Here is title that you using:
Good, this page have description tag! Don't forget to double check it for relevant keywords usage! Here is Description that you using:
Well done, this page using static URL address without GET-settings.
Good! The length are optimal! Do not forget to double check that you use the main keywords in it. This is the text that you using here:
Добро пожаловать на сайт ИУ СО РАН
There is Favicon image on the page. This can provide a higher CTR in search results compared with Favicon absence.
Favicon that was used:
Size of the page code is about 79 Kb and not exceed recommended amount 500 Kb.
It should indexing normal. No META-robots restrictions was found.
Well done, analyzed page found 94 of links and this satisfies the searching systems requirements (not over than 100 links per page).
Good! Search engines don't like when you using iframes.
Technically everything looks good! Just make sure that you mark most important keywords.
Well done, you can use 20 images on the page! Searching systems loves rich-content and rich variety of content pages.