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

dijitalbilisim.com · 5.252.99.12:443

Verified

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

Subject
CN=dijitalbilisim.com
Issuer
C=US O=Let's Encrypt CN=YE1
Valid from
2026-10-16T08:01:50+00:00
Expires
2027-01-14T08:01:49+00:00
Days remaining
89
Serial (hex)
06526A8F97DFF4EEF59D89F49B1F7393207D
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:dijitalbilisim.com, DNS:dijitalbilisim.com.tr, DNS:dijitalbilisim.net, DNS:dijitalbilisim.tr, DNS:www.dijitalbilisim.com, DNS:www.dijitalbilisim.com.tr, DNS:www.dijitalbilisim.net, DNS:www.dijitalbilisim.tr

SHA-256 fingerprint

16:E8:A1:47:E1:41:CF:31:6C:01:C3:77:FC:88:65:9C:82:FB:AC:2B:8F:F0:9C:F0:50:E7:BD:51:06:E8:67:0C
Certificate extensions & PEM
keyUsage
Digital Signature
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
20:BB:58:56:FC:A4:BB:C9:B2:0D:CF:B2:23:11:30:ED:F4:09:9A:3A
authorityKeyIdentifier
BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8
authorityInfoAccess
CA Issuers - URI:http://ye1.i.lencr.org/
subjectAltName
DNS:dijitalbilisim.com, DNS:dijitalbilisim.com.tr, DNS:dijitalbilisim.net, DNS:dijitalbilisim.tr, DNS:www.dijitalbilisim.com, DNS:www.dijitalbilisim.com.tr, DNS:www.dijitalbilisim.net, DNS:www.dijitalbilisim.tr
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://ye1.c.lencr.org/126.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 00:1A:5D:1A:1C:2D:93:75:B6:48:55:78:F8:2F:71:A1: AE:6E:EF:39:7D:29:7C:8A:E3:15:7B:CA:DE:E1:A0:1E Timestamp : Oct 16 09:00:20.442 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:0E:52:88:E1:B3:EC:8C:26:5A:E3:37:BE: B8:7C:15:D2:4B:E3:BC:AE:A5:F1:2E:C3:0A:E3:A4:3D: BB:85:8B:75:02:21:00:A0:35:DF:12:EC:E1:BE:43:AB: 0F:56:02:AF:7C:64:B6:99:56:B5:F5:BC:8F:86:64:90: 08:57:84:B0:17:56:9E Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:E8:22:FC:2B:AB:0E:92:EE:D0:E9:FA:D6:96:64:60: 27:76:D0:17:60:E0:89:05:09:C9:23:A1:B0:3F:C3:7F Timestamp : Oct 16 09:00:17.459 2026 GMT Extensions: 00:00:05:00:0B:39:CB:0D Signature : ecdsa-with-SHA256 30:46:02:21:00:FE:76:43:72:BD:FA:B7:DF:A4:7D:3B: 7E:67:8E:B1:0E:93:AD:38:EE:BA:96:37:36:0A:12:90: D2:34:54:00:E2:02:21:00:BF:08:EE:F1:26:56:86:7D: CD:67:FA:AE:12:81:DA:EE:E2:1F:52:1F:2F:76:89:22: ED:2C:2F:ED:14:2B:0D:76
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-ECDSA-AES256-GCM-SHA384 · Checked 2026-10-16T21:14:03+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YE1
Issuer
C=US O=ISRG CN=Root YE
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
687
Serial (hex)
5DDD70DD31F801C85C186A7A04B80AFE
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A2:37:2D:06:43:1E:97:16:36:5E:EE:D4:7E:C0:20:35:14:97:D1:82:FC:C0:38:E4:57:E5:81:68:A0:3C:AC:07
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
BB:20:CA:47:0B:FE:D7:E5:9C:F9:8F:09:2A:A3:8C:37:45:B1:BC:D8
authorityKeyIdentifier
A3:C8:26:5A:8E:A1:4C:D0:35:63:FC:9B:23:C8:3A:AE:56:F3:4F:56
authorityInfoAccess
CA Issuers - URI:http://ye.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://ye.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YE
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X2
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2148
Serial (hex)
872165FC34B6E5FBA8ADD5B3705FB53A
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

0F:C0:90:1C:CA:2B:AE:9E:9F:DB:B0:2D:50:D0:2F:10:94:F7:B3:66:72:08:69:91:B9:E8:97:62:6D:C4:85:F0
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
A3:C8:26:5A:8E:A1:4C:D0:35:63:FC:9B:23:C8:3A:AE:56:F3:4F:56
authorityKeyIdentifier
7C:42:96:AE:DE:4B:48:3B:FA:92:F8:9E:8C:CF:6D:8B:A9:72:37:95
authorityInfoAccess
CA Issuers - URI:http://x2.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x2.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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