Dear All, The updated UASG004<https://uasg.tech/wp-content/uploads/documents/UASG004-en-digital.pdf> and its UTF-8 version UASG004A<https://uasg.tech/wp-content/uploads/2020/07/UASG004-en-digital.txt> have been published<https://uasg.tech/information/developers/>. The updated UASG004 includes domain names and email address in 28 scripts for UA testing purposes. All the domain names resolve to give a UA test page and all the test email addresses auto-respond with a UA message. This update to UASG004 was carried out by the UA Tech WG. Please read the announcement<https://uasg.tech/2021/06/test-your-email-providers-support-for-digital-incl...> for further details. Please let us know if you have any feedback or further suggestions to improve this work. Regards, Sarmad