It might be even easier this way:

    $ curl https://ifconfig.me --libcurl ip_fetcher.c.

- Source: Hacker News / 4 months ago

To compile it you'll need to tell it to link to libcurl, e.g. With -lcurl on gcc:

    curl https://ifconfig.me --libcurl ip_fetcher.c.

- Source: Hacker News / 4 months ago

This issue is due to Netflix flagging the wifi's public IP as a VPN Only way to fix this is to get a new one on that network. 9 times out of 10, a reboot of the ISP's equipment will grant you a new one (check ifconfig.me to confirm this). Source: 6 months ago

For some weird reason, the WAN IP (100.67.XXX.XXX) is very different from my public IP that I can see with ifconfig.me (185.89.XXX.XXX). Not sure why is that, probably it's some Ubiquity 'feature' to access the UDM via the Unifi portal. Source: 6 months ago

My public IP is returned when I do a [curl ifconfig.me]. Source: 6 months ago

Yes it can know if you have it installed just like websites telling you disable adblocker you can go to http://whatismybrowser.com to see if it can know. Source: 11 months ago

According to whatismybrowser.com, my tv's browser is "NetCast on Linux", other sites says is "Chrome 79", tv model is a LG C1. Source: over 1 year ago

So I'm actually developping a UWP app who need a WebView, the problem is when I go to https://whatismybrowser.com via WebView, it says it looks like on Internet Explorer but actually is Edge. It's very confusing. Source: almost 2 years ago

Yeah if you go to whatismybrowser.com it says it "Looks like Brave but its Announcing that its Chrome". Source: almost 2 years ago

Specification TV and browser (http://whatismybrowser.com). Source: about 2 years ago