spfb.protection.outlook.com DNS history

Filter record types

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

First observed

SOA +1 -0

+ protection.outlook.com 120 SOA ns1-35.azure-dns.com hostmaster.o365filtering.com 2024081305 10800 3600 604800 120

TXT +1 -0

+ spfb.protection.outlook.com 600 TXT "v=spf1 ip6:2a01:111:f400::/48 ip4:23.103.128.0/19 ip4:23.103.198.0/23 ip4:65.55.88.0/24 ip4:104.47.0.0/17 ip4:23.103.200.0/21 ip4:23.103.208.0/21 ip4:23.103.191.0/24 ip4:216.32.180.0/23 ip4:94.245.120.64/26 -all"