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Check Detail

sophos.com · SSL

Passed Grade A

100.0%

SSL

Check name	Status	Value
certificate chain is complete	✅ Passed	3
root CA is trusted	✅ Passed	Trusted
cert valid for	✅ Passed	45
chain certs are valid until	✅ Passed	17.03.2026
CN matches Domainname	✅ Passed	sophos.com
certificate subject	✅ Passed	CN=www.sophos.com
certificate issuer	✅ Passed	C=US, O=Let's Encrypt, CN=R13
signature algorithm	✅ Passed	RSA-SHA256
TLS protocol	✅ Passed	TLSv1.3 TLS_AES_256_GCM_SHA384
Subject Alternative Names	✅ Passed	assets.sophos.com, club.sophos.com, demo.sophos.com, dev-login.sophos.com, dev.preview.sophos.com, discover.sophos.com, home.sophos.com, investors.sophos.com, login.sophos.com, my.astaro.com, myutm.sophos.com, news.sophos.com, partnerportal.sophos.com, partners.sophos.com, prod.preview.sophos.com, qa.preview.sophos.com, secure2.sophos.com, sophos.com, sophserv.sophos.com, stage.preview.sophos.com, test-login.sophos.com, www.hitmanpro.com, www.secureworks.com, www.secureworks.jp, www.sophos.com, www.surfright.com, www.surfright.nl
Public Key	✅ Passed	RSA 2048

#	Common name	Issuer	Valid until	CA
0	www.sophos.com	C=US, O=Let's Encrypt, CN=R13	17.03.2026 13:51:02	No
1	www.sophos.com	C=US, O=Let's Encrypt, CN=R13	17.03.2026 13:51:02	No
2	R13	C=US, O=Internet Security Research Group, CN=ISRG Root X1	13.03.2027 00:59:59	Yes

SHA-256	`D2:C0:2F:EC:2D:A0:A0:42:A0:24:08:19:7D:40:77:9C:03:19:1B:DC:6C:14:05:5E:01:86:97:D8:05:B1:4D:01`
SHA-1	`83:08:6C:A6:93:3E:C2:EA:B7:B6:15:7D:FE:86:0B:2D:67:9C:04:E9`

OCSP URLs

—

CRL URLs

Full Name: URI:http://r13.c.lencr.org/83.crl

Issuer URLs (AIA)

http://r13.i.lencr.org/

OCSP Must-Staple No

Attempted: Yes

Trusted: Yes

openssl s_client -connect sophos.com:443 -servername sophos.com