#!/bin/bash
case "$1" in
	-[hH?])
	echo "$0 domain"
	echo "zeigt Zertificat Gueltigkeit bis Datum an"
	echo "$0 domain dns"
	echo "zeigt Alias Domains falls vorhanden"
	echo "$0 domain cert"
	echo "zeigt Zertifikats-Art an";;
	*) 
	case "$2" in
		dns)
		echo -e $(echo | openssl s_client -showcerts -servername gnupg.org -connect $1:443 2>/dev/null | openssl x509 -inform pem -noout -text|grep DNS|sed 's/,/\\n/g');;
		cert)
		echo | openssl s_client -showcerts -servername gnupg.org -connect $1:443 2>/dev/null | openssl x509 -inform pem -noout -text|grep Issuers
		echo | openssl s_client -showcerts -servername gnupg.org -connect $1:443 2>/dev/null | openssl x509 -inform pem -noout -text|grep CPS;;
		*)
		echo "Zertifikat bis $(echo | openssl s_client -showcerts -servername gnupg.org -connect $1:443 2>/dev/null | openssl x509 -inform pem -noout -text|grep "Not After"|cut -f2- -d':')";;
	esac
esac