5
records
IPv4 Addresses
TTL
www.ai21.com. 300 IN A 104.20.38.76 www.ai21.com. 300 IN A 172.66.145.160
IPv6 Addresses
TTL
www.ai21.com. 300 IN AAAA 2606:4700:10:0:0:0:6814:264C www.ai21.com. 300 IN AAAA 2606:4700:10:0:0:0:AC42:91A0
SPF (Sender Policy Framework)
TTL
SPF
SPFv1
| Qualifier | Mechanism | Target / value | Valid | Details |
|---|---|---|---|---|
| + Pass | include |
|
||
| + Pass | include |
|
||
| - Fail | all |
—
|
|
20m
www.ai21.com. 1200 IN TXT "v=spf1 include:_spf.google.com include:25575448.spf03.hubspotemail.net -all"