See:
http://sebastian-plotz.blogspot.de
https://docs.kernel.org/arch/x86/boot.html
reply
> Blog nicht gefunden.
https://sebastian-plotz.blogspot.com/
Maybe this is somehow geolocked in a weird way, to return not found error for you.
> GET / HTTP/1.1 > Host: sebastian-plotz.blogspot.de > User-Agent: curl/8.7.1 > Accept: */* > * Request completely sent off < HTTP/1.1 302 Moved Temporarily < Location: http://sebastian-plotz.blogspot.com/
https://www.blogger.com/profile/10975102234345772797
Blog post is dated 2012.
https://sebastian-plotz.blogspot.com/2012/07/1.html
This is what happens when Google acquires potential competition.
https://en.wikipedia.org/wiki/Blogger_(service)
Unlikely that original Blogger service registered a "blogspot" domainname in myriad ccTLDs such as .de
Blogger was not a surveillance-based advertising company
Since then it was edited, and in a cash-money style there isn't any note about it.
See:
http://sebastian-plotz.blogspot.de
https://docs.kernel.org/arch/x86/boot.html