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This article mainly shows you "Asp.net how to achieve IP reverse search domain name / host name", the content is easy to understand, clear, hope to help you solve your doubts, the following let the editor lead you to study and learn "how to achieve IP reverse query domain name / host name" this article.

Public string GetHostNameByIp (string ip) {ip = ip.Trim (); if (ip = = string.Empty) return string.Empty; try {/ / whether Ping is if (this.Ping (ip)) {System.Net.IPHostEntry host = System.Net.Dns.GetHostEntry (ip); return host.HostName;} else return string.Empty;} catch (Exception) {return string.Empty }} the above is all the contents of the article "how to reverse check the domain name / host name of Asp.net IP". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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