PTR

smtp.sleb.cn

smtp.sunlife-everbright.com

A record for

`smtpuc.sleb.cn`
	A	111.160.246.141
`mail.f5.sleb.cn`
	A	2408:8610:5470:100:0:300:0:41
	A	111.160.246.141
`smtp.f5.sleb.cn`
	A	111.160.246.141
`smtp.f5.sunlife-everbright.com`
	A	2408:8610:5470:100:0:300:0:41
	A	111.160.246.141

smtp.sunlife-everbright.com

smtp.sleb.cn

50%	2408:8610:5470:100:0:300:0:41

Tianjin, Tianjin, 🇨🇳 China

^{🇨🇳 CHINA169-Backbone111.160.0.0/13 China Unicom Tianjin Province Network}