Fix email issue on Cent Os server

Help with email configuration for my VPS server on Cent Os + Vesta CP + Webmin

Google is blocking my emails even if server is not listed. Also server is not accepting new emails from any mailbox.

Error while sending to my mailbox:

The error that the other server returned was:

451 Temporary local problem - please try later

Error while sending from my mailbox to google:

SMTP error from remote mail server after end of data:

host [url removed, login to view] [2a00:1450:400c:c0b::1b]:

550-5.7.1 [2a02:c200:1:10:2:5:6794:1 12] Our system has detected that this

550-5.7.1 message is likely unsolicited mail. To reduce the amount of spam sent

550-5.7.1 to Gmail, this message has been blocked. Please visit

550-5.7.1 [url removed, login to view]

550 5.7.1 for more information. [url removed, login to view] - gsmtp

Habilidades: Linux, PHP, Arquitectura de software, Web Hosting

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Información del empleador:
( 6 comentarios ) Malogoszcz, Poland

ID de proyecto: #12031312

Adjudicado a:


Hello! My name is Andrey. I'm from Odessa, Ukraine. I have right skills and great experience for begin working on your project just right now! You may show good reviews at my profile [url removed, login to view] Más

zł115 PLN en 2 días
(214 comentarios)

17 freelancers están ofertando el promedio de zł94 para este trabajo


Hello. I would like to help you with fixing email issue on vestacp. I have experience. Please read my feedbacks. Thank you.

zł95 PLN en 1 día
(352 comentarios)

Hi Sir, Hope you are doing well, I am Working with 3 tier Data Center Organization as a Linux Expert, I have more than 8 years experience in, Linux Servers Setup, Configuration, Security, Web hosting, Database, Mail Se Más

zł96 PLN en 1 día
(180 comentarios)

Dear Client, Thank you for allowing us to place a bid on your project. I have gone through your requirements and can fulfill the same. I found this quite interesting so, I consider myself as a good fit for all the Más

zł100 PLN en 2 días
(158 comentarios)

Hi, I will audit server and fix all mail issue and implement all mailing techniques like spf,dkim,ip rotation etc. Thank you

zł135 PLN en 1 día
(72 comentarios)

Hi there - My name is Jhalak. I’ve read your [url removed, login to view] team has 4 years experience designing and developing mobile apps and Websites.I would approach your project by starting with wireframes and getting the site complet Más

zł75 PLN en 1 día
(89 comentarios)

Hello, I am a skilled unix and network engineer with 5 years of experience in unix based systems, virtualization like proxmox,esxi,xen,virsh, iptv,zimbra etc. I like to automate system working with additional shell scr Más

zł135 PLN en 1 día
(81 comentarios)

hello, raza here, I am system and network administrator with more than 8 year experience . Currently I am working as network and system administrator for a local organization on regular basis. I am available right now Más

zł90 PLN en 1 día
(27 comentarios)

Global IT Providers (GIP) is an established, Cloud Infrastructure Management, Server Administration, IT Support Services, Web Hosting, Web Development, Hosted Exchange Services or Office 365 Server. Carefully studying Más

zł95 PLN en 0 días
(24 comentarios)

Hi, I have more than 7 years experience in setup and management of different Linux web hosting servers like CentOS, RedHat, Ubuntu, Debian etc. I have a long time experience in managing complicated hosting envi Más

zł105 PLN en 1 día
(29 comentarios)

We are CRM, ERP, POS, Custom Software solution providing company. We also deal with Portal, Blog, Social Media, e-commerce solution, Linux Migration and Open Source Development. We are quite confident that we can accom Más

zł105 PLN en 2 días
(10 comentarios)

Hi, This is most likely a SPF configuration error, or your Postfix is bound to a wrong IP (ipv6??). I can fix this for you. All the best, Istvan Prosinger

zł90 PLN en 1 día
(5 comentarios)

Reason is simple: you server can not pass this criteria: [url removed, login to view] Usually you have missed something during meal server set up or your IP was used for sending spam. Thank Más

zł75 PLN en 1 día
(1 comentario)

Good Day! I am PHP WEB DEVELOPER. I have read your project requirements very carefully and look forward to further work opportunity on your project. Pricing will be Z95 for this project. I have an excellent Web desig Más

zł95 PLN en 1 día
(1 comentario)

Hello, I understand the emergency. Let me help you to understand how we can get it working quickly. It mostly happens when mail server has misconfigure. . I understood root cause of your issue and surely fix it. Más

zł75 PLN en 1 día
(0 comentarios)

First i need to debug actually what is going on sever . Then i need check the google email service that is there any limitation or not for email .

zł75 PLN en 3 días
(0 comentarios)

A proposal has not yet been provided

zł65 PLN en 3 días
(0 comentarios)
zł69 PLN en 6 días
(0 comentarios)
zł75 PLN en 1 día
(0 comentarios)

Hey there, I run my own web hosting business and I exclusively use Vesta CP on my servers. I recently had the first issue ( 451 Temporary local problem) when sending mail to my own server. I'd have to perform some d Más

zł95 PLN en 1 día
(0 comentarios)