spf-b.outlook.com DNS history

Filter record types

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

Querying restored with the same DNS records as before.

Not queried

First observed

SOA +1 -0

+ outlook.com 60 SOA ns1-05.azure-dns.com msnhst.microsoft.com 2017971531 300 120 2419200 60

TXT +1 -0

+ spf-b.outlook.com 300 TXT "v=spf1 ip4:65.55.78.128/25 ip4:111.221.112.0/21 ip4:207.46.58.128/25 ip4:111.221.69.128/25 ip4:111.221.66.0/25 ip4:111.221.23.128/25 ip4:70.37.151.128/25 ip4:157.56.248.0/21 ip4:213.199.177.0/26 ip4:157.55.225.0/25 ip4:157.55.11.0/25 -all"