www.reprap.org. 30 IN A 104.21.32.230 www.reprap.org. 30 IN A 172.67.156.84 www.reprap.org. 30 IN AAAA 2606:4700:3032::ac43:9c54 www.reprap.org. 30 IN AAAA 2606:4700:3033::6815:20e6