What do you use when auditing a site?

Question

Search Engine Optimization

Hello! It is interesting to know who uses what tools or services to audit sites?

Answer 1

Pr-cy
SEO spider frog
Pagespeed
Pingdom tools

Answer 2

there is also 2ip.ru

Answer 3

for starters:
webmaster.yandex.ru
google.com/webmasters
ai-bolit (yeah-yeah, half of the crashes from the search are related to the appearance of malware on the site)
then all sorts of semonitors

Answer 4

saitreport.ru - very detailed, but there are restrictions for free use