Domains with DNS TXT v=spf1 ip4:64.79.206.40 ip4:120.86.115.178 ip4:120.86.115.180 ip4:61.244.43.126 a:hk.penn-elcom.cn -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:64.79.206.40 ip4:120.86.115.178 ip4:120.86.115.180 ip4:61.244.43.126 a:hk.penn-elcom.cn -all.