121.15.169.* Ptr List

China guangdong shenzhen telecom

Index	iP	PTR	Add time	Last found time
1	121.15.169.81	smtp01.ubssdic.com.cn.	2020-06-04	2026-01-12
2	121.15.169.82	smtp02.ubssdic.com.cn.	2020-06-04	2026-01-12
3	121.15.169.83	smtp03.ubssdic.com.cn.	2020-06-04	2026-01-12
4	121.15.169.84	smtp04.ubssdic.com.cn.	2020-06-04	2026-01-12
5	121.15.169.85	mail.ubssdic.com.	2020-06-04	2026-01-12
6	121.15.169.86	smtp06.ubssdic.com.cn.	2020-06-04	2026-01-12
7	121.15.169.87	smtp07.ubssdic.com.cn.	2020-06-04	2026-01-12
8	121.15.169.88	smtp08.ubssdic.com.cn.	2020-06-04	2026-01-12
9	121.15.169.89	smtp09.ubssdic.com.cn.	2020-06-04	2026-01-12
10	121.15.169.229	mail.syland.com.	2020-06-04	2026-01-12
11	121.15.169.252	ya-es2.yorkasia.com.	2021-08-16	2023-10-26
12	121.15.169.252	ssl.yorkasia.com.	2023-11-13	2026-01-12