_p.ironport.com DNS history

Filter record types

No record changes with these filters Try selecting a different DNS record type.

First observed

SOA +1 -0

+ ironport.com 3600 SOA ns1-93.akam.net stbu-hostmaster.cisco.com 2026031002 14400 900 2419200 3600

TXT +1 -0

+ _p.ironport.com 3600 TXT "v=spf1 ip4:209.34.86.33 ip4:209.34.87.172 ip4:216.206.186.134 ip4:151.193.163.48/30 ip4:209.66.113.0/24 ip4:206.57.6.0/24 ip4:209.237.251.32/28 ip4:207.7.157.128/25 ip4:216.35.17.101 ip4:184.94.240.160/27 ip4:208.90.58.32/28"