Domain Name Not Rfc Compliant. To block or bypass invalid non-RFC compliant HTTP requests by using the Citrix ADC GUI Navigate to Security Citrix Web App Firewall. In the Citrix Web App Firewall page click Change Engine Settings under Settings.
- You have only one From field. The second kind of data is cached data which was acquired by a local resolver. This setting will check if recipient domain is something that Postfix responds to.
RFC 1035 Domain Implementation and Specification November 1987 from master files stored locally or in another name server.
Imagine that a new blogging platform WordPlumblr starts up. 530 - Other mail system problem 550-571 200144b88060ff02300166 11 Our system has detected thatn571 this message is not RFC 2822 compliant. RFC-952 last sentence of point 1 under Assumptions prohibits single-character host names and I have had experiences over 7 years ago summer of 2002 where some services would refuse to work with single-character host names because such names were not standards-compliant but I have seen a number of single-character host names in use in the past few years. - You have only one email address in the From field.