Express.js: how to get remote client address

I don’t completely understand how I should get a remote user IP address. Let’s say I have a simple request route such as: app.get(/, function (req, res){ var forwardedIpsStr = req.header(‘x-forwarded-for’); var IP = ”; if (forwardedIpsStr) { IP = forwardedIps = forwardedIpsStr.split(‘,’)[0]; } }); Is the above approach correct to get the real user … Read more

How to get the IP address of the server on which my C# application is running on?

I am running a server, and I want to display my own IP address. What is the syntax for getting the computer’s own (if possible, external) IP address? Someone wrote the following code. IPHostEntry host; string localIP = “?”; host = Dns.GetHostEntry(Dns.GetHostName()); foreach (IPAddress ip in host.AddressList) { if (ip.AddressFamily.ToString() == “InterNetwork”) { localIP = … Read more

Is it possible to have SSL certificate for IP address, not domain name? [closed]

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed 27 days ago. The community reviewed whether to reopen this question 27 days ago and left it closed: Original close reason(s) were not resolved Improve … Read more

Maximum length of the textual representation of an IPv6 address?

I want to store the data returned by $_SERVER[“REMOTE_ADDR”] in PHP into a DB field, pretty simple task, really. The problem is that I can’t find any proper information about the maximum length of the textual representation of an IPv6 address, which is what a webserver provides through $_SERVER[“REMOTE_ADDR”]. I’m not interested in converting the … Read more