DNS resolves
medium.com to
104.16.124.127HTTP Server Header: cloudflare
SSL certificate
Common Name =
medium.comIssuer = DigiCert SHA2 Extended Validation Server CA
Serial Number = 08A7E3F6EF2076BBB86462F0B54FA281
SHA1 Thumbprint = 4B157941F4934457B0E28FAF6F215F975AFFD86B
Key Length = 2048
Signature algorithm = SHA256-RSA
Secure Renegotiation:
SSL Certificate has not been revoked
OCSP Staple: Good
OCSP Origin: Good
CRL Status: Good
SSL Certificate expiration
The certificate expires September 13, 2021 (731 days from today)
Certificate Name matches
medium.comSubject
medium.comValid from 21/Aug/2019 to 13/Sep/2021
Issuer DigiCert SHA2 Extended Validation Server CA
Subject DigiCert SHA2 Extended Validation Server CA
Valid from 22/Oct/2013 to 22/Oct/2028
Issuer DigiCert High Assurance EV Root CA
SSL Certificate is correctly installed
Congratulations! This certificate is correctly installed.
Heartbleed Vulnerability
This server is not vulnerable to the Heartbleed Bug.
Protocol Support
TLSv1.3, TLSv1.2, TLSv1.1, TLSv1.0
SSL ciphers supported by the server
TLS13_CHACHA20_POLY1305_SHA256 (FS)
TLS13_AES_256_GCM_SHA384 (FS)
TLS13_AES_128_GCM_SHA256 (FS)
TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305 (FS)
TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (FS)
TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (FS)
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 (FS)
TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA (FS)
TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA (FS)
TLS_RSA_WITH_AES_256_GCM_SHA384
TLS_RSA_WITH_AES_128_GCM_SHA256
TLS_RSA_WITH_AES_128_CBC_SHA256
TLS_RSA_WITH_AES_256_CBC_SHA
TLS_RSA_WITH_AES_128_CBC_SHA
TLS_RSA_WITH_3DES_EDE_CBC_SHA
No known vulnerable Debian keys were found