13.33.5.50
server-13-33-5-50.nrt51.r.cloudfront.net
13.33.5.69
server-13-33-5-69.nrt51.r.cloudfront.net

2600:9000:202f:7800:e:cf56:4b00:93a1
2600:9000:2047:c00:e:cf56:4b00:93a1

mx.securemx.jp.

d7nfdxlb2nvcx.cloudfront.net.

13.33.5.97
server-13-33-5-97.nrt51.r.cloudfront.net
13.33.5.50
server-13-33-5-50.nrt51.r.cloudfront.net
13.33.5.8
server-13-33-5-8.nrt51.r.cloudfront.net
13.33.5.55
server-13-33-5-55.nrt51.r.cloudfront.net

d7nfdxlb2nvcx.cloudfront.net.
2600:9000:202f:ae00:b:b537:2040:93a1
2600:9000:202f:1a00:b:b537:2040:93a1
2600:9000:202f:e600:b:b537:2040:93a1
2600:9000:202f:e800:b:b537:2040:93a1
2600:9000:202f:fa00:b:b537:2040:93a1
2600:9000:202f:e400:b:b537:2040:93a1
2600:9000:202f:5400:b:b537:2040:93a1
2600:9000:202f:6a00:b:b537:2040:93a1

d1hdxv7te0gse2.cloudfront.net.

13.33.5.54
server-13-33-5-54.nrt51.r.cloudfront.net
13.33.5.50
server-13-33-5-50.nrt51.r.cloudfront.net
13.33.5.47
server-13-33-5-47.nrt51.r.cloudfront.net
13.33.5.125
server-13-33-5-125.nrt51.r.cloudfront.net

d1hdxv7te0gse2.cloudfront.net.
2600:9000:202f:e400:12:331e:ee80:93a1
2600:9000:202f:1e00:12:331e:ee80:93a1
2600:9000:202f:4800:12:331e:ee80:93a1
2600:9000:202f:1800:12:331e:ee80:93a1
2600:9000:202f:ec00:12:331e:ee80:93a1
2600:9000:202f:7200:12:331e:ee80:93a1
2600:9000:202f:5000:12:331e:ee80:93a1
2600:9000:202f:9e00:12:331e:ee80:93a1