9
records
IPv4 Addresses
TTL
1h
1h
mailgate.highmark.com. 3600 IN A 157.154.7.53 mailgate.highmark.com. 3600 IN A 157.154.7.56 mailgate.highmark.com. 3600 IN A 157.154.7.80 mailgate.highmark.com. 3600 IN A 157.154.7.81 mailgate.highmark.com. 3600 IN A 157.154.7.82 mailgate.highmark.com. 3600 IN A 167.164.7.51 mailgate.highmark.com. 3600 IN A 167.164.7.52 mailgate.highmark.com. 3600 IN A 167.164.7.53 mailgate.highmark.com. 3600 IN A 167.164.7.56