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

ulakbim.gov.tr · 193.140.83.36:443

Verified

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

Subject
C=TR ST=Ankara L=Çankaya O=TÜBİTAK ULAKBİM CN=ulakbim.gov.tr
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-06-19T00:00:00+00:00
Expires
2027-01-03T23:59:59+00:00
Days remaining
89
Serial (hex)
083EE2BEE9C3DE7A54E82AA9EB1D114B
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:ulakbim.gov.tr, DNS:*.ulakbim.gov.tr

SHA-256 fingerprint

DC:F2:2F:5F:93:E6:34:79:C1:A1:36:98:51:17:2A:9A:16:55:19:68:DB:BA:2A:15:EC:07:FE:FA:1C:5C:8C:48
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
68:DD:1B:2D:8F:0C:E0:A6:9E:F5:81:45:62:03:FB:30:4E:D0:A0:3F
subjectAltName
DNS:ulakbim.gov.tr, DNS:*.ulakbim.gov.tr
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Jun 19 08:01:05.133 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:BD:66:2B:F4:1E:2E:5E:FF:86:79:7B: 7E:0E:42:77:17:DD:50:77:FC:3E:AC:61:6A:1D:68:EC: DA:01:06:82:8C:02:21:00:D0:C5:BF:C6:E4:AC:A3:A5: DB:E7:81:12:C0:85:4A:96:1B:34:50:D9:86:CF:99:21: 91:CD:2E:F4:D3:68:C4:EE 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 : Jun 19 08:01:05.064 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:22:3B:81:CD:8A:66:8F:99:03:77:64:41: CA:24:FF:3A:6F:62:58:1A:71:25:AB:59:F5:29:F8:10: 5E:2E:C1:DB:02:21:00:B5:CF:5B:0F:20:5A:3A:ED:4F: 20:A6:C8:47:E0:7C:14:8B:32:28:EA:5C:72:B0:20:C7: 07:66:F0:4A:2A:18:44 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 : Jun 19 08:01:05.126 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:AF:17:B3:D6:D5:F9:A5:97:D6:7E:20: A4:F8:E4:E6:8E:97:CF:F3:6C:E6:BA:B5:2C:0D:DC:E0: 6B:44:A1:82:A7:02:21:00:FF:8A:E0:44:96:98:23:B5: 39:62:CC:8B:48:7D:7E:C6:BF:C0:96:37:36:C4:1F:C4: B3:FE:F5:D6:B1:73:6D:BE
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-06T03:21:43+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2021-03-30T00:00:00+00:00
Expires
2031-03-29T23:59:59+00:00
Days remaining
1635
Serial (hex)
0CF5BD062B5602F47AB8502C23CCF066
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C8:02:5F:9F:C6:5F:DF:C9:5B:3C:A8:CC:78:67:B9:A5:87:B5:27:79:73:95:79:17:46:3F:C8:13:D0:B6:25:A9
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----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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