One word answer: NO

Robots.txt informs search engine crawlers (bots) about which web pages should and should not be crawled and indexed. It uses directives like Allow and Disallow to specify these instructions.

If you haven't added a robots.txt file to your website, it generally means search engine crawlers will assume permission to crawl all your publicly accessible web pages.

This can have both positive and negative consequences:

Positive Impacts:

• Complete Indexing: All your web pages that are publicly available will likely be crawled and indexed by search engines, potentially improving your website's discoverability in search results.

Negative Impacts:

• Unnecessary Crawling: Search engines might crawl pages that aren't valuable for search results, such as login pages, duplicate content, or temporary files. This can overload your server with unnecessary requests.

• Confidentiality Issues: If you have any sensitive information on your website that shouldn't be publicly indexed (like internal documents or admin pages), it might get crawled without a robots.txt blocking it.

It's generally recommended to create a robots.txt file to:

• Prevent crawling of unimportant pages.
• list itemProtect confidential information.
• list itemInstruct crawlers on how to crawl your site efficiently.

Just for your reference check this website robots.txt.

Hi to All SEO's

If you want a proper SEO Audit report for your website, then can use the tool, called "Screaming Frog"

It checks up to 500 web pages without any cost. I have to download and install the tool into your system.

I usually check my website for technical errors.

Hi to All SEO's

If you want to check DA History, then can use the website, called "websiteseochecker.com"

I use this tool for my website to check DA updates, backlinks, traffic, and more. It's Free.

If you want to reduce the spam score of a website, you have to focus on these points:

• Regularly monitoring and removing spammy backlinks.

• Improving content quality and relevance.

• Ensuring a clean and secure website infrastructure.

• Using tools like Google Search Console to identify and address spam issues promptly.

Let me know, if you need more help...

I'm also facing the same issue, my website domain authority has not changed last 3-4 months. If anybody has any update or solution, pls let me know.

Yes, I will get credit in both targeted keywords, which will help rank those keywords as well.

With this practice, search bots could find more prefixes and suffix keywords. And increase the possibility of search engines.