Domains with DNS TXT v=spf1 a mx a:mail01.sustech.edu ip4:196.202.146.27 ~all
There is 1 domain that have DNS TXT set to v=spf1 a mx a:mail01.sustech.edu ip4:196.202.146.27 ~all.
There is 1 domain that have DNS TXT set to v=spf1 a mx a:mail01.sustech.edu ip4:196.202.146.27 ~all.