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

centralnic.com · 212.18.250.170:443

Verified

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

Subject
CN=centralnic-dns.com
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-12T15:08:54+00:00
Expires
2026-12-11T15:08:53+00:00
Days remaining
82
Serial (hex)
05A2FA08FEA9DE38B1CEF18E4A2143C3ADED
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:centralnic-dns.com, DNS:centralnic.com, DNS:feeds.centralnic.com, DNS:media.centralnic.com, DNS:packages.centralnic.com, DNS:www.centralnic-dns.com, DNS:www.centralnic.com

SHA-256 fingerprint

CB:50:AC:06:3A:56:F1:94:E1:0B:79:95:52:AA:E6:51:01:8A:B8:F8:37:01:BB:BF:88:3D:D5:84:E3:85:B6:F2
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
E5:48:11:6B:E1:BC:94:2C:7D:4E:FF:8D:89:64:D7:53:3B:A5:05:F0
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:centralnic-dns.com, DNS:centralnic.com, DNS:feeds.centralnic.com, DNS:media.centralnic.com, DNS:packages.centralnic.com, DNS:www.centralnic-dns.com, DNS:www.centralnic.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/110.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Sep 12 16:07:24.558 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:64:52:04:39:15:4E:B5:0F:09:16:13:CC: FA:17:F6:6F:F4:AE:60:13:9C:A6:8E:F5:0A:EE:8F:32: 52:62:B7:75:02:21:00:F8:FA:FD:B9:3D:F5:34:C8:D1: 29:47:BB:33:12:A3:AB:42:00:47:C6:30:00:D4:73:72: B5:D5:19:1A:F7:96:50 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:AF:86:3D:3B:3E:E5:9F:A5:77:DE:A8:24:5D:36:B0: D9:ED:22:A2:23:F4:61:77:41:22:94:52:EE:95:50:5F Timestamp : Sep 12 16:07:24.753 2026 GMT Extensions: 00:00:05:00:2C:52:BE:73 Signature : ecdsa-with-SHA256 30:45:02:20:65:0D:4F:F5:47:0D:30:FB:B8:6C:59:38: 5B:00:DC:E0:19:1D:85:8C:A6:0F:BB:8D:C8:29:C8:37: CA:17:50:83:02:21:00:BF:F7:1B:13:39:70:89:60:57: 39:31:86:23:BF:DD:40:22:79:CF:FD:5F:CA:51:DE:EA: 14:23:33:E2:7E:DF:16
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-20T07:21:25+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
713
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2174
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
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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