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EN
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Enter to go · Esc to close
/
Site check
/
a-ser.ru
/
SSL / TLS
Passport
TLS
DNS
MX
SPF
DMARC
a-ser.ru
SSL/TLS certificate for a-ser.ru
Certificate is valid. Expires in 40 days.
B
SSL/TLS
B
Days until expiry
40
Issuer
GlobalSign nv-sa
TLS version
TLSv1.3
Hostname match
yes
HSTS
off
SAN
*.a-ser.ru, autodiscover.a-ser.ru, mail.a-ser.ru, owa.a-ser.ru, a-ser.ru
What changed since last time
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