diff --git a/FastGithub.Scanner/DomainAddressProviders/GithubMetaProvider.cs b/FastGithub.Scanner/DomainAddressProviders/GithubMetaProvider.cs
index 3de74d1..dabdbc8 100644
--- a/FastGithub.Scanner/DomainAddressProviders/GithubMetaProvider.cs
+++ b/FastGithub.Scanner/DomainAddressProviders/GithubMetaProvider.cs
@@ -10,7 +10,7 @@ using System.Net.Sockets;
 using System.Text.Json.Serialization;
 using System.Threading.Tasks;
 
-namespace FastGithub.Scanner.DomainMiddlewares
+namespace FastGithub.Scanner.DomainAddressProviders
 {
     /// <summary>
     /// Github公开的域名与ip关系提供者
diff --git a/FastGithub.Scanner/DomainAddressProviders/IPAddressComProvider.cs b/FastGithub.Scanner/DomainAddressProviders/IPAddressComProvider.cs
index f2cbe04..827fff1 100644
--- a/FastGithub.Scanner/DomainAddressProviders/IPAddressComProvider.cs
+++ b/FastGithub.Scanner/DomainAddressProviders/IPAddressComProvider.cs
@@ -9,7 +9,7 @@ using System.Net.Http;
 using System.Text.RegularExpressions;
 using System.Threading.Tasks;
 
-namespace FastGithub.Scanner.DomainMiddlewares
+namespace FastGithub.Scanner.DomainAddressProviders
 {
     /// <summary>
     /// ipaddress.com的域名与ip关系提供者
diff --git a/FastGithub.Scanner/DomainAddressProviders/PublicDnsProvider.cs b/FastGithub.Scanner/DomainAddressProviders/PublicDnsProvider.cs
index fd430a6..e9417b9 100644
--- a/FastGithub.Scanner/DomainAddressProviders/PublicDnsProvider.cs
+++ b/FastGithub.Scanner/DomainAddressProviders/PublicDnsProvider.cs
@@ -8,7 +8,7 @@ using System.Linq;
 using System.Net.Sockets;
 using System.Threading.Tasks;
 
-namespace FastGithub.Scanner.DomainMiddlewares
+namespace FastGithub.Scanner.DomainAddressProviders
 {
     /// <summary>
     /// 公共dns的域名与ip关系提供者