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Learn about SPF
Learn about SPF
Information about SPF, what SPF does and how SPF works
17 articles in this collection
Written by
Ivan Kovachev
Should an SPF be implemented in both sender and receiver in order to avoid spoofing?
SPF must be implemented on the sender's side and the recipient must be doing SPF validation on emails coming into their network.
Written by
Ivan Kovachev
Updated over a week ago
How to create an SPF record in DNS using Cloudflare?
Demonstration of how to create an SPF record in DNS using Cloudflare which authorizes G Suite to send emails
Written by
Ivan Kovachev
Updated over a week ago
I have SPF, do I really need DMARC to protect my domain? What does DMARC do that SPF does not?
How does SPF compare to DMARC and why is DMARC needed to stop domain phishing and spoofing?
Written by
Ivan Kovachev
Updated over a week ago
SPF record troubleshooting and top tips
SPF record troubleshooting and top tips
Written by
Ivan Kovachev
Updated over a week ago
What is SPF?
What is SPF or Sender Policy Framework?
Written by
Ivan Kovachev
Updated over a week ago
Looking up SPF, DKIM and DMARC records in DNS
How to look up SPF, DKIM and DMARC records using the command line and terminal.
Written by
Ivan Kovachev
Updated over a week ago
What is an include in SPF?
What is the include statement found in an SPF record?
Written by
Ivan Kovachev
Updated over a week ago
What if my email provider doesn't support DKIM?
My email provider supports only SPF and does not support DKIM, what should I do?
Written by
Ivan Kovachev
Updated over a week ago
Can I use only SPF and DMARC, without DKIM?
Suggestion on why SPF should be used along with DKIM to improve email deliverability.
Written by
Ivan Kovachev
Updated over a week ago
What is the +all mechanism in SPF and should I use it?
Information on the +all mechanism in SPF, what it means and why it should not be used in your SPF records.
Written by
Ivan Kovachev
Updated over a week ago
Which DNS record type is used by SPF?
Information on the record type used by SPF and the old deprecated record type which should not be used.
Written by
Ivan Kovachev
Updated over a week ago
Does SPF protect my domain from spoofing?
Information on how SPF works, what identifier it uses for authentication and how to protect your domain from being spoofed.
Written by
Ivan Kovachev
Updated over a week ago
Invalid SPF record mechanism
I received an SPF PermError, what caused this? What are some of the causes for an invalid SPF record?
Written by
Ivan Kovachev
Updated over a week ago
PTR mechanism in an SPF record
What is a ptr record, how does it work and why it should not be used as a mechanism in an SPF record?
Written by
Ivan Kovachev
Updated over a week ago
Multiple SPF records
Should I include more than one SPF record in my DNS for each service I use?
Written by
Ivan Kovachev
Updated over a week ago
SPF DNS Lookup Limit
SPF PermError: Too Many DNS Lookups
Written by
Ivan Kovachev
Updated over a week ago
SPF Hard Fail vs SPF Soft Fail
What is SPF hard fail and SPF soft fail? Here are some examples that illustrate the difference between SPF hard fail and soft fail.
Written by
Ivan Kovachev
Updated over a week ago