SEO recommendations

Here are some suggestions and explanations for what you can find in the Sonar Onsite system. This is not a full list, but the most relevant ones, and you can hereby learn what triggers suggestions in Sonar Onsite.

Explanation:

Imprtant Medium important Less important

Please note: This not facts, per se (well, some of them are – in fact; most of them are), but are “established facts” or “best practice, learned over years” and should be treated like in way. Please do not use this list out of context.

Description are missing

All pages should have a description. This is often referenced as the meta description tag.

No analytics system found

All webpages should have an analytics system

Too many codelines

The code consists of more than 1000 lines!

The content is too short

All pages should have at least 300 words to get indexed by search engines.

The page is missing <H1>-tag

All pages shold have one H1-tag

The page is missing <H2>-tag

All pages should have at least one <H2>-tag, but no more than 2.

More than one <H1>-tag

No pages should have more than one <H1>-tag

HTML-code found in the title

No titles should contain HTML-code, just plain text and icons

HTML-code found in description

The description should not contain HTML-code, just plain text and icons.

Title are missing

All pages must have a title

Description is too short

The page description (the meta tag) should be between 140 and 160 characters.

ALT-text not found

Every image should have an ALT-text.

No image found

Every page should have at least three images, including the logo.

Too few images found

Every page should have at least three images, including the logo.

URL is not clean

All URLS should be clean, not containing special characters – and be as informative as possible.

None image title found

Every image should have a title-tag.

Title are too long

The title is too long. It should be between 40 and 60 characters.

Title is too short.

The title should be at least 40 characters, and max 60.

No OG:Image found

No OpenGraph Image (used for Facebook and (in some cases) other social media)

Description is too long

The description is too long. It should be max 160 characters.

OG:Title is too long

OpenGraph Title is too long (used for Facebook and (in some cases) other social media)

OG:Title is too short

OpenGraph Title is too short (used for Facebook and (in some cases) other social media)

OG:Title is missing

OpenGraph Title is missing (used for Facebook and (in some cases) other social media)

OG:Description is too long

OpenGraph Description is too long (used for Facebook and (in some cases) other social media)

OG:Description is too short

OpenGraph Title is too short (used for Facebook and (in some cases) other social media)

OG:Description is missing

OpenGraph Description is missing (used for Facebook and (in some cases) other social media)

OG:URL is missing

OpenGraph URL is missing (used for Facebook and (in some cases) other social media)

OG:Locale is not set

OpenGraph Locale is not set (used for Facebook and (in some cases) other social media)

OG:Type is not set

OpenGraph Type is not set (used for Facebook and (in some cases) other social media)

Twitter:Card is missing

Twitter:Card is missing (used for Twitter)

Twitter:Site is missing

Twitter:Site is missing (used for Twitter)

Twitter:Title is missing

Twitter:Title is missing (used for Twitter)

Twitter:Description is missing

Twitter:Description is missing (used for Twitter)

Twitter:Image is missing

Twitter:Image is missing (used for Twitter)

Too many CSS-files

Too many CSS-files are being loaded. Gather them in one file!

Too many JS-files

Too many JS-files are being loaded. Gather them in one file!

HTML is not minified

The HTML code should be minified.

No favicon is found

All pages should have a favicon.

No <H3>-tag found

No &lt:H3>-tag found – all pages should have at least one – but no more than 3.

Too many <H2> found

No pages should have more than 2 <H2>-tags.

Too many <H3> found

No pages should have more than 3 <H3>-tags.

Twitter:Title too long

Twitter:Title istoo long (used for Twitter)

Twitter:Title too short

Twitter:Title is too short (used for Twitter)

Twitter:Description too long

Twitter:Description is too long (used for Twitter)

Twitter:Description too short

Twitter:Description is too short (used for Twitter)

Text to code ratio too low

The text to code ration is to low; it means you should either write more (relevant) content, or you should clean up the code.