elearning.whois.de. 30 IN A 172.67.132.148 elearning.whois.de. 30 IN A 104.21.4.230 elearning.whois.de. 30 IN AAAA 2606:4700:3034::ac43:8494 elearning.whois.de. 30 IN AAAA 2606:4700:3032::6815:4e6