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

TLSv1.2

kums.ac.ir · 5.63.15.95:443

Verified

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
CN=*.kums.ac.ir
Issuer
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
Valid from
2026-09-12T12:39:51+00:00
Expires
2027-03-30T12:39:50+00:00
Days remaining
173
Serial (hex)
4E5E7216EF3B908ED9375C13966D7C54
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.kums.ac.ir, DNS:kums.ac.ir

SHA-256 fingerprint

71:65:58:6A:54:F6:0E:7A:2F:E1:72:5F:9E:F8:66:2E:76:07:92:76:4A:C1:F5:B0:3D:09:EB:C6:7A:93:03:C7
Certificate extensions & PEM
basicConstraints
CA:FALSE
crlDistributionPoints
Full Name: URI:http://certumdvtlsg2r39ca.crl.certum.pl/certumdvtlsg2r39ca.crl
authorityInfoAccess
OCSP - URI:http://certumdvtlsg2r39ca.ocsp-certum.com CA Issuers - URI:http://certumdvtlsg2r39ca.repository.certum.pl/certumdvtlsg2r39ca.cer
authorityKeyIdentifier
33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.2.616.1.113527.2.101.1
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
keyUsage
Digital Signature, Key Encipherment
subjectAltName
DNS:*.kums.ac.ir, DNS:kums.ac.ir
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Sep 12 12:39:52.413 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8E:C8:20:E0:6F:82:ED:73:1E:03:25: 24:D9:39:15:72:00:B5:B3:A4:09:EB:22:B9:1C:6B:2C: 1E:E9:DF:C0:E1:02:20:7D:EF:B4:F1:08:05:EA:FB:84: 7A:DE:C5:28:52:32:00:B7:3E:FE:29:E2:C9:E3:41:89: 4A:8A:0C:43:22:21:25 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Sep 12 12:39:52.463 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:6E:8E:85:FD:7C:78:99:36:B4:2E:A1:54: 2E:61:5A:39:FC:65:07:E5:94:C8:AE:21:E4:61:92:42: A6:6F:27:03:02:20:4D:9F:C0:75:87:71:C9:2B:55:0A: E3:8C:9C:A0:F5:45:48:F1:14:64:4F:72:44:B2:5B:A8: F2:57:46:D1:3A:B8 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Sep 12 12:39:52.627 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:37:AB:4D:8A:F4:4E:B6:99:F8:95:CE:AF: F7:BE:4B:8F:BB:5F:53:40:8C:7C:4F:43:13:5D:A1:60: 5E:2F:BA:B7:02:20:11:E3:18:C5:FC:D1:F1:CC:F4:E6: 6D:9D:76:E7:B8:76:B0:AF:BF:79:E1:30:7D:25:48:8F: 66:3D:7C:7B:CF:ED
-----BEGIN CERTIFICATE-----
MIIHDTCCBPWgAwIBAgIQTl5yFu87kI7ZN1wTlm18VDANBgkqhkiG9w0BAQsFADBS
MQswCQYDVQQGEwJQTDEhMB8GA1UECgwYQXNzZWNvIERhdGEgU3lzdGVtcyBTLkEu
MSAwHgYDVQQDDBdDZXJ0dW0gRFYgVExTIEcyIFIzOSBDQTAeFw0yNjA5MTIxMjM5
NTFaFw0yNzAzMzAxMjM5NTBaMBcxFTATBgNVBAMMDCoua3Vtcy5hYy5pcjCCASIw
DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAIu6PtInNs4FH2WJfov2/roxgKlI
qbj+suL0OSaF9tntDnK87nwHUcMaYOuSykWYgCFXyuEIHUtJDNmqkn6t8yDwAhh+
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kQrFMfriWDSVTpZMSZaHbNEYgMKrGvsP/Lnh3XCD/mm7/AFxJkzqYE9Yd9G/+Pxg
zwzDK5Ib/ilaPfaHTXoqaTwZtx9mPiC+jYAM1ZHaNkRD0l8LEhecY2cejp2rPk3f
sMtyleFpRrlmIDWml3QvPIJxw91mg1VlPARiJZE9D659GlOvHgtbtUdq0TUCAwEA
AaOCAxgwggMUMAwGA1UdEwEB/wQCMAAwTwYDVR0fBEgwRjBEoEKgQIY+aHR0cDov
L2NlcnR1bWR2dGxzZzJyMzljYS5jcmwuY2VydHVtLnBsL2NlcnR1bWR2dGxzZzJy
MzljYS5jcmwwgZoGCCsGAQUFBwEBBIGNMIGKMDUGCCsGAQUFBzABhilodHRwOi8v
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BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMA4GA1UdDwEB/wQEAwIFoDAjBgNVHREE
HDAaggwqLmt1bXMuYWMuaXKCCmt1bXMuYWMuaXIwggF8BgorBgEEAdZ5AgQCBIIB
bASCAWgBZgB2AETCvQzpFA5kpclKAZMKWqG7NZcOAO4RFoloKhxE17VmAAABoJWh
n10AAAQDAEcwRQIhAI7IIOBvgu1zHgMlJNk5FXIAtbOkCesiuRxrLB7p38DhAiB9
77TxCAXq+4R63sUoUjIAtz7+KeLJ40GJSooMQyIhJQB1ANbVjanQF1Pzakqgx1dJ
Aq/rx9ws04zZ92TIDIkZHp8CAAABoJWhn48AAAQDAEYwRAIgbo6F/Xx4mTa0LqFU
LmFaOfxlB+WUyK4h5GGSQqZvJwMCIE2fwHWHcckrVQrjjJyg9UVI8RRkT3JEsluo
8ldG0Tq4AHUAHJ9oLOn68EVpUPgbloqH3dsyENhM5siy44JSSsTPWZ8AAAGglaGg
MwAABAMARjBEAiA3q02K9E62mfiVzq/3vkuPu19TQIx8T0MTXaFgXi+6twIgEeMY
xfzR8cz05m2ddue4drCvv3nhMH0lSI9mPXx7z+0wDQYJKoZIhvcNAQELBQADggIB
AGQ0wDzshum+azdLN6fmPoqazkDNxjOKEpEH7myRB3PxArYKIXIJCcsxDeQOW2QV
4sJIIW4LbrL+HI1cx6FgsdlRsYxiS7sB2tyBnc5oVAk2OqFhi0S17hTPKQhulRbD
UwSLjr+RNlIC5U+nUetQoZ3gnMzFEvhipi+LTEztcMkZKGUttvLEeWw4tGqSZbZN
3bAYs97RuOCsrCNmybalSrz4nnFOjU7bgAccQPnSvbX+KPMQzFsaiZE3Rzb/s6kr
aChBPLN43iysUYDRQCAY33BZfkTE9BUDEgeeYsQYGJSD+kHjdU8JGeYnvSUivyVq
0z1drQ5w6O6ujHCOJgjMzvbjTBq8i2VMfWGJTFE91NOrIMEuq8HL9/knnfDiTJDW
YvguhZsn066yn6A20O5XCRnMH81dEk6vR+saPXxajFh4Q1lK46Nq3Q1yut9koZ/j
Y4d+w8OXpaItmVGvCVK0rzjHjLk6OvXp880rnrwfffPkspOZXre0TX1AWuUxq4yB
8z/YPW5smu8ePCufpwTE4MumbPxAckd+yzCp2WuB2qM3vxz4HQBzrTm9jcvaGYA1
2ClHd/SRZCMUddsgVYDkaDCkPDHq7UZFV+NZpsMran3eqkD7VbiBEFPofr4fVhJc
BJsS4V8E/0+t+D2p3QzpHbQn2eanvjVAcX2ibRNAG+/o
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-08T03:11:54+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
Issuer
C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum Trusted Root CA
Valid from
2024-06-18T07:41:22+00:00
Expires
2039-06-05T07:41:22+00:00
Days remaining
4623
Serial (hex)
A82DD9E5DCAFDF13205E70043E6B95A8
Signature
RSA-SHA512
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

83:C0:A5:A7:68:44:C8:40:DF:AF:82:0F:FD:02:AD:F6:57:3A:26:82:3E:F6:AF:75:8A:33:84:A0:AC:04:40:83
Certificate extensions & PEM
authorityInfoAccess
CA Issuers - URI:http://subca.repository.certum.pl/ctrca.cer OCSP - URI:http://subca.ocsp-certum.com
authorityKeyIdentifier
8C:FB:1C:75:BC:02:D3:9F:4E:2E:48:D9:F9:60:54:AA:C4:B3:4F:FA
basicConstraints
CA:TRUE, pathlen:0
crlDistributionPoints
Full Name: URI:http://subca.crl.certum.pl/ctrca.crl
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
keyUsage
Certificate Sign, CRL Sign
certificatePolicies
Policy: X509v3 Any Policy
subjectKeyIdentifier
33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
-----BEGIN CERTIFICATE-----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H5o7DtoGiWXvcRKYpGtWt9czdUa1edSk5mTrwZGEXLAkX1ECiAq4GS5vEGjrEQ1u
x8mag2LDh7ZnXdcyzkKZKGsx7uExe3Nx5gWWZMXFrZ5v+uxynKogHUY2vdIMB3dn
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R/vUhM+FNywNUlvzYjcM6zt3Ysf9M1hK5PjUEKzsPf5BrIp0fs1zhlVC+cgBN2+J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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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