Your IPv4 address is:

3.90.12.112

Country: United States
City: Ashburn
Latitude: 39.04810
Longitude: -77.47280

Try me from command line

In order to get a plain text response using command line, you can use the well known commands curl, wget and functions from perl, python or PHP. In any case when an empty User Agent is received, the response is always text plain (or json if so).

Basic usage
$> curl ifconfig.es 3.90.12.112
Geolocalization
$> curl ifconfig.es/country United States
$> curl ifconfig.es/code US
$> curl ifconfig.es/city Ashburn
$> curl ifconfig.es/area 20149
$> curl ifconfig.es/latitude 39.04810
$> curl ifconfig.es/longitude -77.47280
Request Headers
$> curl ifconfig.es/host ifconfig.es
$> curl ifconfig.es/user-agent CCBot/2.0 (https://commoncrawl.org/faq/)
$> curl ifconfig.es/x-foo bar
Bundle response
$> curl ifconfig.es/geo
Country: United States
Country Code: US
City: Ashburn
Latitude: 39.04810
Longitude: -77.47280
                        
$> curl ifconfig.es/headers
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding: gzip
Accept-Language: en-US,en;q=0.5
Connection: Keep-Alive
Host: ifconfig.es
If-Modified-Since: Thu, 21 Mar 2019 08:27:27 GMT
User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
                        
$> curl ifconfig.es/all
IP: 3.90.12.112
Country: United States
Country Code: US
City: Ashburn
Latitude: 39.04810
Longitude: -77.47280
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Encoding: gzip
Accept-Language: en-US,en;q=0.5
Connection: Keep-Alive
Host: ifconfig.es
If-Modified-Since: Thu, 21 Mar 2019 08:27:27 GMT
User-Agent: CCBot/2.0 (https://commoncrawl.org/faq/)
                        
$> curl ifconfig.es/json
{
    "IP": "3.90.12.112",
    "Country": "United States",
    "Country Code": "US",
    "City": "Ashburn",
    "Latitude": "39.04810",
    "Longitude": "-77.47280",
    "Accept": "text\/html,application\/xhtml+xml,application\/xml;q=0.9,*\/*;q=0.8",
    "Accept-Encoding": "gzip",
    "Accept-Language": "en-US,en;q=0.5",
    "Connection": "Keep-Alive",
    "Host": "ifconfig.es",
    "If-Modified-Since": "Thu, 21 Mar 2019 08:27:27 GMT",
    "User-Agent": "CCBot\/2.0 (https:\/\/commoncrawl.org\/faq\/)"
}