dbjs.57cha.com

dbjs.57cha.com is a live website hosted on CT HuNan Changsha IDC (AS63835) in China, served by Esa. cl0q first saw it on 2026-06-26 and last crawled it on 2026-07-17. It resolves to 118.253.185.206. Its favicon is fingerprinted by SHA-256, so you can find every other site that serves the same icon.

How the site describes itself:

单摆计算器 - 实用工具

单摆计算器是一种用于计算单摆的物理性质的工具。单摆是一个简单的物理系统，由一个质点以细而轻的线或杆悬挂在固定支点上，可以在重力的作用下做简谐振动。