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

nic.ruhr · 212.18.250.170:443

Verified

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

Subject
CN=nic.wme
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-22T13:43:57+00:00
Expires
2026-12-21T13:43:56+00:00
Days remaining
59
Serial (hex)
053DFE591F011F5F2DD271B9F93480E205A0
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:dot.ruhr, DNS:nic.luxury, DNS:nic.reit, DNS:nic.ruhr, DNS:nic.stc, DNS:nic.stcgroup, DNS:nic.uno, DNS:nic.viva, DNS:nic.wme, DNS:www.dot.ruhr, DNS:www.nic.luxury, DNS:www.nic.reit, DNS:www.nic.ruhr, DNS:www.nic.stc, DNS:www.nic.stcgroup, DNS:www.nic.uno, DNS:www.nic.viva, DNS:www.nic.wme

SHA-256 fingerprint

0A:BB:E0:1A:F2:E3:74:38:1F:0B:AC:B9:DF:3C:AF:42:17:BE:F5:43:02:74:E6:5D:BA:DA:99:F6:BC:B8:59:31
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
38:EA:5D:F7:90:E3:44:16:D2:8D:AD:46:40:93:33:6D:5E:84:25:6B
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:dot.ruhr, DNS:nic.luxury, DNS:nic.reit, DNS:nic.ruhr, DNS:nic.stc, DNS:nic.stcgroup, DNS:nic.uno, DNS:nic.viva, DNS:nic.wme, DNS:www.dot.ruhr, DNS:www.nic.luxury, DNS:www.nic.reit, DNS:www.nic.ruhr, DNS:www.nic.stc, DNS:www.nic.stcgroup, DNS:www.nic.uno, DNS:www.nic.viva, DNS:www.nic.wme
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/33.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Sep 22 14:42:27.730 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:0D:67:EF:41:1D:4A:CD:2E:A9:5E:70:D7: 34:31:E3:EE:F9:48:61:68:40:F0:86:04:85:F1:B8:D1: B3:77:65:BF:02:20:70:69:E7:93:53:16:95:19:18:9D: A5:D3:65:1E:60:99:89:FA:BB:13:68:5A:F9:10:3C:2F: E6:7B:C4:DF:E4:EB Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 26:E3:64:6E:58:69:21:23:BC:34:3F:47:24:35:9B:37: 92:CD:24:5A:88:D8:15:D3:93:33:FD:99:18:AB:47:23 Timestamp : Sep 22 14:42:25.082 2026 GMT Extensions: 00:00:05:00:45:1F:0A:82 Signature : ecdsa-with-SHA256 30:44:02:20:0B:96:08:19:D8:89:2E:EA:49:93:26:05: C4:48:D2:4B:1F:49:58:8D:00:3C:BB:09:33:34:61:CE: BC:51:C8:A6:02:20:3C:54:66:79:57:35:5E:59:B3:07: 78:D4:D2:3D:A3:59:43:76:0C:51:4C:93:90:01:5C:E6: 03:D2:F1:00:86:A0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-23T03:39:45+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
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
680
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
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
2141
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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