3
records
IPv4 Addresses
TTL
smtp.postmarkapp.com. 60 IN A 3.208.98.158 smtp.postmarkapp.com. 60 IN A 3.93.205.235 smtp.postmarkapp.com. 60 IN A 3.95.122.1
smtp.postmarkapp.com. 60 IN A 3.208.98.158 smtp.postmarkapp.com. 60 IN A 3.93.205.235 smtp.postmarkapp.com. 60 IN A 3.95.122.1