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

notebooksbilliger.de · 3.126.11.111:443

Verified

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

Subject
CN=nbb.com
Issuer
C=US O=Let's Encrypt CN=YE2
Valid from
2026-09-28T21:43:22+00:00
Expires
2026-12-27T21:43:21+00:00
Days remaining
89
Serial (hex)
06F7936D3D7677D1E770CF528539D85F734C
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:*.nbb.com, DNS:*.notebook-billiger-billiger.at, DNS:*.notebookbilligerbilliger.at, DNS:*.notebooks-billiger-billiger.at, DNS:*.notebooks-billiger.at, DNS:*.notebooksbilliger.at, DNS:*.notebooksbilliger.de, DNS:*.notebooksbilligerbilliger.at, DNS:*.nullprozentshop.at, DNS:*.nullprozentshop.de, DNS:nbb.com, DNS:notebook-billiger-billiger.at, DNS:notebookbilligerbilliger.at, DNS:notebooks-billiger-billiger.at, DNS:notebooks-billiger.at, DNS:notebooksbilliger.at, DNS:notebooksbilliger.de, DNS:notebooksbilligerbilliger.at, DNS:nullprozentshop.at, DNS:nullprozentshop.de

SHA-256 fingerprint

6E:2D:79:7E:19:3D:EF:66:5B:D7:84:E0:00:D0:A0:3A:49:93:4F:B5:A5:11:6F:FA:14:DE:5B:D6:3A:70:38:25
Certificate extensions & PEM
keyUsage
Digital Signature
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
42:91:30:B2:D1:B9:4E:81:A0:7B:06:6B:F4:5F:AC:40:80:C7:99:38
authorityKeyIdentifier
B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
authorityInfoAccess
CA Issuers - URI:http://ye2.i.lencr.org/
subjectAltName
DNS:*.nbb.com, DNS:*.notebook-billiger-billiger.at, DNS:*.notebookbilligerbilliger.at, DNS:*.notebooks-billiger-billiger.at, DNS:*.notebooks-billiger.at, DNS:*.notebooksbilliger.at, DNS:*.notebooksbilliger.de, DNS:*.notebooksbilligerbilliger.at, DNS:*.nullprozentshop.at, DNS:*.nullprozentshop.de, DNS:nbb.com, DNS:notebook-billiger-billiger.at, DNS:notebookbilligerbilliger.at, DNS:notebooks-billiger-billiger.at, DNS:notebooks-billiger.at, DNS:notebooksbilliger.at, DNS:notebooksbilliger.de, DNS:notebooksbilligerbilliger.at, DNS:nullprozentshop.at, DNS:nullprozentshop.de
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://ye2.c.lencr.org/77.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Sep 28 22:41:53.023 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:7D:DA:B1:D6:14:DC:BA:64:65:CB:CB:63: 38:A7:10:98:CB:60:0F:5A:68:A6:4D:E5:AE:A2:D2:3B: 48:E2:D1:99:02:20:78:98:6A:65:CD:EA:45:98:06:FF: 16:D4:71:85:D9:06:4E:A1:7A:B7:B2:CD:3B:7E:9E:98: F4:79:C4:AC:29:E5 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Sep 28 22:41:53.363 2026 GMT Extensions: 00:00:05:00:46:2F:40:F8 Signature : ecdsa-with-SHA256 30:44:02:20:6C:19:F0:AB:4C:C1:53:F2:40:9D:D2:FA: 88:17:F9:09:F3:F4:F9:A3:3B:FB:6C:2F:CB:A5:E3:9B: 85:AE:09:66:02:20:02:FB:55:59:B6:CF:D1:D0:D1:F9: C7:2A:3B:C0:CF:E8:6A:DD:01:50:F1:B0:F4:0E:92:00: 6B:3B:4C:52:49:9B
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-29T13:36:47+00:00

Server-presented chain · 3 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YE2
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
704
Serial (hex)
4DF3B15DD6C0784C507CD37B58E6F115
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

97:65:8D:E8:C6:8D:FA:98:AC:E1:E5:02:8A:63:D5:4A:1A:AE:91:1B:3E:21:47:10:76:C6:85:0C:D0:8C:BA:B4
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
B9:59:F2:8E:CF:22:F0:86:D3:37:48:FF:76:14:18:BA:82:D8:55:87
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
2165
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-----

Chain certificate 3

Subject
C=US O=Internet Security Research Group CN=ISRG Root X2
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
2165
Serial (hex)
6C8F1DC727C7117F7BAF853AC980F9CD
Signature
RSA-SHA256
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

EE:5F:7A:BD:69:81:BB:02:55:63:2C:D8:F4:92:83:45:1B:4B:18:84:4D:12:04:0B:44:EE:00:F0:7B:8F:E2:C6
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
7C:42:96:AE:DE:4B:48:3B:FA:92:F8:9E:8C:CF:6D:8B:A9:72:37:95
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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