IPv4 Addresses

TTL

Name Servers

TTL

Mail Servers

TTL

SOA Details

TTL
Responsible
hostmaster.caltech.edu
Serial
2022897533
Times
Refresh 3h
Retry 1h
Expire 30d
Minimum TTL 15m

DMARC

TTL
DMARC Policy
none
5m
Percentage
100

Text Content

TTL
TXT SPF
v=spf1 ip4:131.215.0.0/16 ip4:134.4.0.0/16 ip4:192.100.16.0/24 ip4:198.129.208.0/23 ip4:208.69.128.0/22 ip4:199.188.184.0/22 ip4:198.202.125.128/25 ip4:74.122.104.0/22 include:spf.protection.outlook.com include:sendgrid.net include:mktomail.com include:spf.dynect.net include:cust-spf.cashnet.com include:amazonses.com include:_spf.createsend.com include:huronclick.com include:_spf01.mykronos.com include:_s0.caltech.edu ?all
59m
1password-site-verification=VRLN67QMNNEPXIIREL6TDZABF4
59m
MS=ms43712753
59m
ZOOM_verify_a-Gb5-aqQgygEiKsnho63w
59m
adobe-idp-site-verification=1e150df049a820e49156727d1b84c48a1ae11f66f87ad76d2cf30cb9d378acb6
59m
amazonses:CBaUu/J2wBFtHuO9isUzHAXTnIWcN5RyPUBvggu7SNE=
59m
amazonses:X9y0RbFXXvxu3ft83xg2e+YV++OUePTUSeCOdB3Chjg=
59m
apple-domain-verification=KD7b3wNXe76BHRAV
59m
TXT
Y84qDmmAIPozyUoBIRWmXsFltoU2Pl8b8WGKPlqgz+1t5Db4z9H5ngaaCTq3TTaOK+SCPYUsGVlGn0wUzXNdow==
59m
TXT
iContact1389932
59m