There are total 3 records in domain name system (DNS) of hud.us.com, which includes 1 Mail Exchange(MX) record and 2 Text(TXT) records.
Host Name of the node to which this record pertains
Type Type of resource record in symbolic representation.
IP/Target
TTL Count of seconds that the resource record stays valid.
Extra Info Additional resource record-specific data
hud.us.com
MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain.
mail.b-io.co
3600
pri: 5
hud.us.com
TXT Text Record: Originally for arbitrary human-readable text in a DNS record. Since the early 1990s, however, this record more often carries machine-readable data, such as specified by RFC 1464, opportunistic encryption, Sender Policy Framework, DKIM, DMARC DNS-SD.
900
txt: v=spf1 -all entries: Array
hud.us.com
TXT Text Record: Originally for arbitrary human-readable text in a DNS record. Since the early 1990s, however, this record more often carries machine-readable data, such as specified by RFC 1464, opportunistic encryption, Sender Policy Framework, DKIM, DMARC DNS-SD.