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/
Site check
/
du.edu
/
SSL / TLS
Passport
TLS
DNS
MX
SPF
DMARC
du.edu
SSL/TLS certificate for du.edu
Certificate is valid. Expires in 84 days.
A
SSL/TLS
A
Days until expiry
84
Issuer
Let's Encrypt
TLS version
TLSv1.3
Hostname match
yes
HSTS
max-age=300
SAN
1day4du.du.edu, accessibility.du.edu, adminapps.du.edu, aging.du.edu, alumnitravel.du.edu, alumniweekend.du.edu
What changed since last time
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