mejora de deteccion de servidores de correo

README.md

@@ -1,6 +1,6 @@
-# 🕵️‍♂️ SEVO - Security Email Validator OSINT v1.0.0
+# 🕵️‍♂️ SEVO - Security Email Validator OSINT v1.1.0
 
-![Version](https://img.shields.io/badge/version-1.0.0-blue.svg)
+![Version](https://img.shields.io/badge/version-1.1.0-blue.svg)
 ![License](https://img.shields.io/badge/license-MIT-green.svg)
 ![Category](https://img.shields.io/badge/category-OSINT-orange.svg)
 ![OPSEC](https://img.shields.io/badge/OPSEC-friendly-green.svg)
@@ -50,7 +50,7 @@ sudo apt update && sudo apt install bind9-host netcat-openbsd coreutils bc
 ### Instalación Rápida
 ```bash
 git clone https://condorcs.net/mrhacker/SEVO.git
-cd sevo
+cd SEVO
 chmod +x sevo
 ./sevo --version
 ```

sevo

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # Versión del script
-VERSION="1.0.0"
+VERSION="1.1.0"
 
 # Colores y símbolos
 RED='\033[0;31m'
@@ -229,13 +229,37 @@ EOF
   fingerprint_server() {
     local response=$1
     local server_info=$(echo "$response" | grep -i "^220" | head -n1)
+    local additional_info=$(echo "$response" | grep -i "at your service" | head -n1)
     
-    if [[ $server_info =~ "Microsoft" ]]; then
-      log "INFO" "Servidor detectado: Microsoft Exchange/Office 365"
-      [[ $VERBOSE == true ]] && log "DEBUG" "Sistema de correo empresarial Microsoft"
-    elif [[ $server_info =~ "Google" ]]; then
+    if [[ $server_info =~ "mx.google.com" ]] || [[ $server_info =~ "gmail-smtp" ]] || [[ $additional_info =~ "mx.google.com" ]]; then
+        if [[ $server_info =~ "gsmtp" ]]; then
+            if [[ $HOSTNAME =~ "gmail-smtp" ]]; then
+                log "INFO" "Servidor detectado: Google Gmail (SMTP)"
+            elif [[ $HOSTNAME =~ "aspmx" ]]; then
                 log "INFO" "Servidor detectado: Google Workspace"
-      [[ $VERBOSE == true ]] && log "DEBUG" "Sistema de correo Google Workspace"
+            elif [[ $HOSTNAME =~ "google" ]]; then
+                log "INFO" "Servidor detectado: Google Mail Services"
+            else
+                log "INFO" "Servidor detectado: Google Mail Infrastructure"
+            fi
+            [[ $VERBOSE == true ]] && log "DEBUG" "Motor SMTP: Google SMTP (gsmtp)"
+        fi
+
+        if [[ $response =~ "STARTTLS" ]]; then
+            [[ $VERBOSE == true ]] && log "DEBUG" "Soporta: STARTTLS (Cifrado TLS)"
+        fi
+        if [[ $response =~ "SMTPUTF8" ]]; then
+            [[ $VERBOSE == true ]] && log "DEBUG" "Soporta: SMTPUTF8 (Caracteres internacionales)"
+        fi
+        if [[ $response =~ "SIZE" ]]; then
+            local size=$(echo "$response" | grep -i "SIZE" | grep -oP '\d+')
+            [[ $VERBOSE == true ]] && log "DEBUG" "Tamaño máximo de mensaje: $(($size/1024/1024))MB"
+        fi
+        
+        return 0
+    elif [[ $server_info =~ "Microsoft" ]]; then
+        log "INFO" "Servidor detectado: Microsoft Exchange/Office 365"
+        [[ $VERBOSE == true ]] && log "DEBUG" "Sistema de correo empresarial Microsoft Exchange"
     elif [[ $server_info =~ "Postfix" ]]; then
         log "INFO" "Servidor detectado: Postfix"
         [[ $VERBOSE == true ]] && log "DEBUG" "Servidor de correo Postfix (Linux)"
@@ -252,7 +276,7 @@ EOF
         log "INFO" "Servidor no identificado específicamente"
         [[ $VERBOSE == true ]] && log "DEBUG" "Banner del servidor: $server_info"
     fi
-  }
+}
 
   validate_email() {
     local email=$1