diff --git a/mayordomo/__init__.py b/mayordomo/__init__.py
index 93df2b5..b475e36 100644
--- a/mayordomo/__init__.py
+++ b/mayordomo/__init__.py
@@ -47,13 +47,35 @@ async def enviarCorreosDominio(dominioid):
 			try:
 				conectado = False
 				try:
-					smtp = aiosmtplib.SMTP(hostname=str(dbdireccion.ipaddr), source_address=banner_hostname, port=465, use_tls=True, validate_certs=True, client_cert=certfile, client_key=keyfile, cert_bundle=cacerts, timeout=10)
+					smtp = aiosmtplib.SMTP(hostname=str(dbdireccion.ipaddr), source_address=banner_hostname, port=25, use_tls=True, start_tls=False, validate_certs=True, client_cert=certfile, client_key=keyfile, cert_bundle=cacerts, timeout=10)
 					await smtp.connect()
 					conectado = True
-					await log.debug('Conectado a USE_TLS: {}'.format(dbdireccion.ipaddr))
+					await log.debug('Conectado a USE_TLS: 25 {}'.format(dbdireccion.ipaddr))
 				except Exception as e:
 					conectado = False
-					await log.debug('Error al conectar al servidor use_tls: {}'.format(e))
+					await log.debug('Error al conectar al servidor use_tls 25: {}'.format(e))
+
+				if conectado == False:
+					try:
+						smtp = aiosmtplib.SMTP(hostname=str(dbdireccion.ipaddr), source_address=banner_hostname, port=25, start_tls=True,  use_tls=False, validate_certs=True, client_cert=certfile, client_key=keyfile, cert_bundle=cacerts, timeout=10)
+						await smtp.connect()
+						await smtp.starttls()
+						conectado = True
+						await log.debug('Conectado a START_TLS: 25 {}'.format(dbdireccion.ipaddr))
+					except Exception as e:
+						conectado = False
+						await log.debug('Error al conectar al servidor start_tls 25: {}'.format(e))
+
+				if conectado == False:
+					try:
+						smtp = aiosmtplib.SMTP(hostname=str(dbdireccion.ipaddr), source_address=banner_hostname, port=465, use_tls=True, validate_certs=True, client_cert=certfile, client_key=keyfile, cert_bundle=cacerts, timeout=10)
+						await smtp.connect()
+						await smtp.starttls()
+						conectado = True
+						await log.debug('Conectado a START_TLS 456: {}'.format(dbdireccion.ipaddr))
+					except Exception as e:
+						conectado = False
+						await log.debug('Error al conectar al servidor start_tls 465: {}'.format(e))
 
 				if conectado == False:
 					try:
@@ -64,7 +86,8 @@ async def enviarCorreosDominio(dominioid):
 						await log.debug('Conectado a START_TLS: {}'.format(dbdireccion.ipaddr))
 					except Exception as e:
 						conectado = False
-						await log.debug('Error al conectar al servidor start_tls: {}'.format(e))
+						await log.debug('Error al conectar al servidor start_tls 587: {}'.format(e))
+						
 				if conectado == False:
 					try:
 						smtp = aiosmtplib.SMTP(hostname=str(dbdireccion.ipaddr), timeout=10)