IP2Location.R

library(XML)

#Import your list of IPs
ip.addresses <- read.csv("ip-address.csv")

#This is my API
api.url <- "http://freegeoip.net/xml/"

#Appending API URL before each of the IPs
api.with.ip <- paste(api.url, ip.addresses$IP.Addresses ,sep="")

#Creating an empty vector for collecting the country names
country.vec <- c()

#Running a for loop to parse country name for each IP
for(i in api.with.ip)
{
    #Using xmlParse & xmlToList to extract IP information
    data <- xmlParse(i)
    xml.data <- xmlToList(data)
    
    #Selecting only Country Name by using xml.data$CountryName
    #If Country Name is NULL then putting NA
    if(is.null(xml.data$CountryName)){
      country.vec <- c(country.vec, NA)
    }
    else{
      country.vec <- c(country.vec, xml.data$CountryName)
    }
}

#Combining IPs with its corresponding country names into a dataframe
result <- data.frame(ip.addresses,country.vec)
colnames(result) <- c("IP Address", "Country")

#Exporting the dataframe as csv file
write.csv(result, "IP_to_Location.csv")