Domains with DNS TXT v=spf1 ip4:157.230.244.208 include:cuhk.edu.hk ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:157.230.244.208 include:cuhk.edu.hk ~all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:157.230.244.208 include:cuhk.edu.hk ~all.