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Still, you can use it to gauge PHP to non-PHP. And there is an unknown percentage of PHP sites which turn this header off.
by WesolyKubeczek 5y ago
Still, you can use it to gauge PHP to non-PHP. And there is an unknown percentage of PHP sites which turn this header off.
- acdha 5y agoYour second sentence is why the first is unreliable: in particular, advertising server software and versions will get you flagged by most security auditors so the PHP sites which don't advertise will often be the largest and/or most interesting — for example, neither Etsy nor Wikipedia advertise that header.
- WesolyKubeczek 5y agoStill, if you change "78%" to "at least 78%", it's impressive nonetheless.
- acdha 5y agoDo you think that's “at least 78% of all sites” or “at least 78% of sites which advertise what they're built with”? The latter case seems more likely and that will distort the numbers massively.