PTR

ec2-54-178-242-253.ap-northeast-1.compute.amazonaws.com

Previously A record for

www.atmarkit.jp

blogs.bizmakoto.jp

bizmakoto.jp

dualstack.beacon.itmedia.jp

gamez.itmedia.co.jp

stream.itmedia.co.jp

eetimes.jp

kyujin.itmedia.co.jp

monoist-kyujin.atmarkit.co.jp

lab.jibun.atmarkit.co.jp

Tokyo, Tokyo, 🇯🇵 Japan

^{🇯🇵 Amazon54.178.128.0/17 EC2 NRT prefix}