geohost: IP address lookup

In caijun/geoChina: An R Package for Geocoding, Reverse Geocoding and Coordinate Transformations Between WGS-84, GCJ-02 and BD-09 Coordinate Systems

Description

geocodes an IP address using either freegeoip.net http://freegeoip.net or ipinfo.io http://ipinfo.io/developers IP lookup API.

Usage

geohost(ip = "", api = c("freegeoip.net", "ipinfo.io"))

Arguments

ip	a character vector specifying an IP (e.g., "12.215.42.19"). The default value is no IP is specified and the host IP is used.
api	use freegeoip.net or ipinfo.io IP lookup API. By default freegeoip.net is used.

Details

note that freegeoip.net API is allowed up to 10,000 queries per hour by default, ipinfo API is limited to 1,000 requests per day.

Value

a vector with information of ip, country_code, country_name, region_code, city, zip_code, time_zone, latitude, longitude and metro_code for freegeoip.net API, of ip, hostname, city, region, country, loc, org, postal and phone for ipinfo.io IP lookup API. If numerous IPs are input, a data.frame is returned.

Author(s)

Jun Cai ([e-mail]), PhD candidate from Department of Earth System Science, Tsinghua University

See Also

geocode, revgeocode.

freegeoip.net IP lookup API at http://freegeoip.net

ipinfo.io IP lookup API at http://ipinfo.io/developers

Examples

## Not run: 
# geocode host IP
geohost()
geohost(api = "ipinfo.io")
# specify an IP for geocoding
geohost(ip = "12.215.42.19")
geohost(ip = "12.215.42.19", api = "ipinfo.io")
# geocode multiple IPs
geohost(ip = c("61.135.169.81", "12.215.42.19"))
geohost(ip = c("61.135.169.81", "12.215.42.19"), api = "ipinfo.io")

## End(Not run)

caijun/geoChina documentation built on May 13, 2019, 11 a.m.