Collaborate Disseminate
There bunch of Google IPs out there. For example
ip4:35.190.247.0/24
ip4:35.191.0.0/16
Is there a way to connect to an existing SMTP server IPs above or create one?
The goal is to make a SPF check pass by using this IP while sending an em… Continue reading Is it possible to use Google’s SMTP server IP? [closed]
I’m a software developer, with limited Mail server setup experience, running a little side SAAS on the side where I send emails to my customers. My domain has SPF, DMARC and DKIM setup and I use SendGrid email API for emails.
I’d like to … Continue reading Can I use multiple email providers with my website’s DKIM, DMARC and SPF?
I am having a hard time understanding the different methods of e-mail verification. I know about DKIM, SPF and DMARC. If I would like to know whether an e-mail I received actually came from the e-mailaddress that is shown to me in my e-mai… Continue reading How to know whether e-mail was spoofed?
I am learning how to improve email deliverability. Along the way, I’m learning about DMARC reports, SPF and DKIM. I have a friend with a small business who said I can practice with this email service which is hosted with Google Workspace… Continue reading Is my DMARC report saying legitmate emails are failing or illegitimate emails are passing?
Can a domain name of a mail address be spoofed or hacked when you find out that domain name of a mail address has a "invalid syntax found" by checking the SPF record? Or can the IP address of a hacker be linked with domain name o… Continue reading Invalid Syntax found via SPF record
So I’m using Active Campaign as a CRM and have configured DKIM, SPF, and a DMARC none policy. I am having one particular customer of mine that’s not able to receive my emails despite them whitelisting me. They are using mimecast. I’ve don… Continue reading How To Address Email Deliverability Problems When From Header Doesn’t Match From Envelope?
I received an email earlier today on my work email address. The email came from the same address—mine—but I didn’t send it.
It was an email claiming that he was a professional hacker who had hacked my operating system and planted harmful s… Continue reading Spoofed email sent to me from my email address with SPF/DKIM/DMARC passing
Let’s say:
alice@example.com sends an email to bob@bob.com.
Bob owns the domain bob.com but doesn’t manage an emailing server. Instead he uses an email forwarding service (provided by his registrar / DNS service, for example Cloudflare d… Continue reading How can an email forwarding service send email with a "From" from a domain they don’t control, and still pass SPF?
Let’s say:
alice@example.com sends an email to bob@bob.com.
Bob owns the domain bob.com but doesn’t manage an emailing server. Instead he uses an email forwarding service (provided by his registrar / DNS service, for example Cloudflare d… Continue reading How can an email forwarding service send email with a "From" from a domain they don’t control, and still pass SPF?
Despite setting up strict DMARC, SPF, and having DKIM enabled, I am still easily able to spoof the "From" address. I can easily do this with PHPMailer on my Mac and even with some free 3rd party tools like
https://emkei.cz/
http… Continue reading Still able to spoof emails with strict DMARC, SPF and DKIM enabled