All Emails sent to {Gmail , hotmail or AOL} located in spam folder

All Emails sent to {Gmail , hotmail or AOL} will found spam or junk folder

Notes:

1- SPF correct   v=spf1 ip4:xx.xx.xx.xx/xx?all

2- MX record not a blacklist at all . i checked in many sites

3- ISP set DNS name for our real IP  mail.xxxxxxxxx.com

whats wrong ?
Alaa Abou shadyAsked:
Who is Participating?
 
Alaa Abou shadyAuthor Commented:
Issue Fixed ,

we were listed on the below black list sites.

*Trend

https://ers.trendmicro.com/reputations/index
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Gaurav SinghSolution ArchitectCommented:
what is you Email domain name? Have you asked to create Reverse DNS for your Exchange IP?

Can you post email headers of the emails which are going in SPam?
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Alaa Abou shadyAuthor Commented:
Thank you for your reply.

My Email Domain Name :      dnmkh.com
 Reverse DNS created by ISP  94.97.253.176  -->  mail.dnmkh.com  

attached Email source in spam folder
Email_Source.txt
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Gaurav SinghSolution ArchitectCommented:
Are you using Exchange Online or Exchnage on Premesis?
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Alaa Abou shadyAuthor Commented:
Exchange on Premises
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Gaurav SinghSolution ArchitectCommented:
thanks for sharing  the headers, I did analyze the headers and it doesnt passed as spam to hotmail.  can you add your exchange domain to safe list and then see if still goes in spam folders.
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Alaa Abou shadyAuthor Commented:
kindly what do you mean by "exchange domain to safe list"
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Dr. KlahnPrincipal Software EngineerCommented:
1.  The IP address indicates that the server is located in Saudi Arabia, which has a bad reputation for spam.

2.  Your ISP appears to permit spammers to operate from their network.

IP lookup results
There may certainly be other reasons that the "big operators" are mark your email as spam, but these two bear investigating.  Perhaps another hosting company that is physically outside the Middle East would ease the issue.
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Alaa Abou shadyAuthor Commented:
@ Dr. Klahn

kindly which site tools you used .. i need to send the URL to our ISP .
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Dr. KlahnPrincipal Software EngineerCommented:
kindly which site tools you used .. i need to send the URL to our ISP .

https://www.tcpiputils.com/browse/ip-address/94.97.253.176
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Alaa Abou shadyAuthor Commented:
Issue Fixed
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