DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

plesk.hostifox.com.tr · 31.56.213.76:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed
The certificate has expired.

Certificate verification failed

Subject
CN=plesk.hostifox.com.tr
Issuer
C=US O=Let's Encrypt CN=R13
Valid from
2026-04-14T20:11:42+00:00
Expires
2026-07-13T20:11:41+00:00
Days remaining
-77
Serial (hex)
0697FC07AE1F6065C9C6FDB37BB01BA669A9
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:plesk.hostifox.com.tr

SHA-256 fingerprint

04:3A:D6:6D:BD:E3:CD:E3:82:9F:DF:43:0E:66:F2:BC:50:4B:2F:CF:F3:9E:95:7B:CE:80:DA:B2:AF:44:83:95
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
85:AE:63:12:AB:0E:5F:E5:C8:65:8D:14:A0:43:13:FA:A0:3E:44:D1
authorityKeyIdentifier
E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityInfoAccess
CA Issuers - URI:http://r13.i.lencr.org/
subjectAltName
DNS:plesk.hostifox.com.tr
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://r13.c.lencr.org/42.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Apr 14 21:10:12.352 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:66:3D:52:E4:8C:74:F9:09:45:39:38:87: 1A:A5:53:17:BD:33:32:42:3E:AA:D3:0F:82:0E:4B:32: 59:0B:95:B1:02:21:00:D9:BE:41:6B:F1:E3:65:8F:8D: 26:D5:D2:D7:A5:ED:5D:3B:68:B7:F7:81:0A:8C:67:9F: 28:F3:1A:0E:1B:0B:8E Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9: 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A Timestamp : Apr 14 21:10:13.150 2026 GMT Extensions: 00:00:05:00:07:38:54:A3 Signature : ecdsa-with-SHA256 30:46:02:21:00:BC:2E:DF:EF:E6:85:CF:69:B0:88:BF: 9F:BD:84:D3:F6:96:C2:1E:66:CE:74:51:CF:83:8C:71: 87:43:64:9C:D9:02:21:00:EE:CF:0A:3E:34:EE:2C:28: 2B:D0:D8:8A:FF:07:7B:E1:6E:C9:54:CC:A7:EE:18:11: 74:3E:4E:35:5C:58:74:94
-----BEGIN CERTIFICATE-----
MIIFBTCCA+2gAwIBAgISBpf8B64fYGXJxv2ze7AbpmmpMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNSMTMwHhcNMjYwNDE0MjAxMTQyWhcNMjYwNzEzMjAxMTQxWjAgMR4wHAYDVQQD
ExVwbGVzay5ob3N0aWZveC5jb20udHIwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAw
ggEKAoIBAQC8CecvqmnoBk7XlFPW/+QOv54pcxmB4KbEwUAKen6uXittnAsfZPOK
wRh/zTrODnssikud3iVulfO/aLF8XUEgaoDRXOVZyUuqq4lXu9LfP0g0wD1kf7F6
sh41+7lXV+Jwjj1TjkWm7FFXZynUeD6cjVaiHB689g+j2WjR4uGmFvBtuxVv9jOS
fHi4D9t6W0frRTbT51G36LLxyw90gUrC+aVRPIlBetfBoRMCvjDomh0eO2xj3fEN
Gy6CwlyMIXTQpIEsFIhFAGT727hsPcEckWcdKjmUKTtubQB2Wip1kiES/GvEwjpC
LMgnwryr9wn+RRMXU0JGhShzkdXRNdK1AgMBAAGjggIkMIICIDAOBgNVHQ8BAf8E
BAMCBaAwEwYDVR0lBAwwCgYIKwYBBQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUha5jEqsOX+XIZY0UoEMT+qA+RNEwHwYDVR0jBBgwFoAU56ufDywzoFPTXk94
yLKEDjvWkjMwMwYIKwYBBQUHAQEEJzAlMCMGCCsGAQUFBzAChhdodHRwOi8vcjEz
LmkubGVuY3Iub3JnLzAgBgNVHREEGTAXghVwbGVzay5ob3N0aWZveC5jb20udHIw
EwYDVR0gBAwwCjAIBgZngQwBAgEwLgYDVR0fBCcwJTAjoCGgH4YdaHR0cDovL3Ix
My5jLmxlbmNyLm9yZy80Mi5jcmwwggENBgorBgEEAdZ5AgQCBIH+BIH7APkAdgDY
CVU7lE96/8gWGW+UT4WrsPj8XodVJg8V0S5yu0VLFAAAAZ2N1JSAAAAEAwBHMEUC
IGY9UuSMdPkJRTk4hxqlUxe9MzJCPqrTD4IOSzJZC5WxAiEA2b5Ba/HjZY+NJtXS
16XtXTtot/eBCoxnnyjzGg4bC44AfwBs/lAZQ6heqRa8UtEz5NzJHvFBHH0lhCDR
c4CeGBjrOgAAAZ2N1JeeAAgAAAUABzhUowQDAEgwRgIhALwu3+/mhc9psIi/n72E
0/aWwh5mznRRz4OMcYdDZJzZAiEA7s8KPjTuLCgr0NiK/wd74W7JVMyn7hgRdD5O
NVxYdJQwDQYJKoZIhvcNAQELBQADggEBAFKRAlyqTErGA6rwt9RQUwistNOBe7Ta
JursbHnNvjJobfuRVeOdt/jmg6bYZxzr4eQLBpUXmXzlN7zmdbWQoDGDpaI7SDXW
ietQRqh1OAWb9hdhk2GA6CQhkbR14p7+mq4UyXyWxxjOyC5jYanmA/HQvULvICkU
r2h3X28hUCfCw2t4EpjJVH2FnYq7ZbI7RQBIfKC5hsBDjmUeIDy8VrPxUV0cN2uf
xrp0aPyNHG5yglD7CL3NYIyBoq7PJED27iHdNfCqjknVzaMCPBBsh8zhhCpYPJL/
xzDR1s9RANPlNblng9ksjlwAhQCYQQ3xMmchP6mUGabYbw2DIeb5Vq4=
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-28T06:24:13+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=R13
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2024-03-13T00:00:00+00:00
Expires
2027-03-12T23:59:59+00:00
Days remaining
165
Serial (hex)
5A00F212D8D4B480F3924157EA298305
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

D3:B1:28:21:6A:84:3F:8E:F1:32:15:01:F5:DF:52:A5:DF:52:93:9E:E2:C1:92:97:71:2C:D3:DE:4D:41:93:54
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
E7:AB:9F:0F:2C:33:A0:53:D3:5E:4F:78:C8:B2:84:0E:3B:D6:92:33
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

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