Extract root domain, subdomain name, tld from a url, using the the Public Suffix List.
Install tldextract:
go get github.com/joeguo/tldextract
To run unit tests, run this command in tldextract's source directory($GOPATH/src/github.com/joeguo/tldextract):
go testpackage main
import (
"fmt"
"github.com/joeguo/tldextract"
)
func main() {
urls := []string{"git+ssh://www.github.com:8443/", "http://media.forums.theregister.co.uk", "http://218.15.32.76", "http://google.com?q=cats"}
cache := "/tmp/tld.cache"
extract, _ := tldextract.New(cache,false)
for _, u := range (urls) {
result:=extract.Extract(u)
fmt.Printf("%+v;%s\n",result,u)
}
}Output will look like:
&{Flag:1 Sub:www Root:github Tld:com};git+ssh://www.github.com:8443/
&{Flag:1 Sub:media.forums Root:theregister Tld:co.uk};http://media.forums.theregister.co.uk
&{Flag:2 Sub: Root:218.15.32.76 Tld:};http://218.15.32.76
&{Flag:1 Sub: Root:google Tld:com};http://google.com?q=cats
Flag value meaning
const (
Malformed = iota
Domain
Ip4
Ip6
)========
React
Typescript
Django
Laravel
Facebook
Microsoft
Google
Alibaba
D3
Tencent