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

siemens.com · 13.248.167.215:443

Verified

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

Subject
CN=siemens.com
Issuer
C=US O=Amazon CN=Amazon ECDSA 256 M01
Valid from
2026-01-15T00:00:00+00:00
Expires
2027-02-13T23:59:59+00:00
Days remaining
127
Serial (hex)
08C382FD67AA60969F77E0ECD5DB997C
Signature
ecdsa-with-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:siemens.com

SHA-256 fingerprint

2D:10:06:F7:E8:67:EE:FB:E1:42:49:E7:03:40:CB:5C:D3:B9:E6:DF:9E:24:D0:12:C7:84:07:A7:FD:E6:B1:84
Certificate extensions & PEM
authorityKeyIdentifier
4F:59:FC:BC:06:16:28:BF:A2:C8:DB:08:FB:CF:13:24:BA:69:42:5C
subjectKeyIdentifier
3E:6E:C1:0C:73:38:DF:33:CA:32:55:F8:14:A6:5B:44:4D:2C:63:DC
subjectAltName
DNS:siemens.com
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Agreement
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.e2m01.amazontrust.com/e2m01.crl
authorityInfoAccess
OCSP - URI:http://ocsp.e2m01.amazontrust.com CA Issuers - URI:http://crt.e2m01.amazontrust.com/e2m01.cer
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 : Jan 15 01:58:07.005 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:5F:DE:51:C2:AB:D0:11:20:9A:8D:F5:FC: 17:9B:0D:C2:01:D7:41:ED:0B:96:18:37:B6:40:E9:D0: 22:41:7B:70:02:21:00:AB:1C:1A:06:C1:B8:65:49:21: 70:2C:E7:E0:6F:4D:7E:B7:1C:B2:EE:2E:D5:72:FF:A7: 8F:33:84:2B:1A:47:23 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Jan 15 01:58:07.052 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:6C:B4:04:25:A7:42:59:5E:6E:27:B2:BA: 41:F2:C2:64:10:E5:DF:C0:56:F6:95:94:2E:A0:57:DB: 0B:DB:AA:7B:02:21:00:C8:79:1F:7F:75:CE:C2:79:47: BE:C5:53:E0:A5:64:BF:E5:A9:E4:D3:CB:7B:37:24:D2: 2C:F2:4B:F2:3C:A4:34 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Jan 15 01:58:07.186 2026 GMT Extensions: 00:00:05:00:01:71:6C:C7 Signature : ecdsa-with-SHA256 30:45:02:20:28:F7:B1:8F:40:EE:2A:77:23:72:03:B6: A3:26:1B:FC:BC:42:5C:42:70:90:E1:41:90:D8:4D:CA: 04:8F:05:91:02:21:00:DE:4F:84:32:DC:D6:CC:72:CA: 47:62:7F:A9:1B:A7:09:9C:B1:21:45:05:44:BE:48:3E: 7D:B7:BC:A8:C8:A3:F0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-09T00:42:07+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon ECDSA 256 M01
Issuer
C=US O=Amazon CN=Amazon Root CA 3
Valid from
2022-08-23T22:31:46+00:00
Expires
2030-08-23T22:31:46+00:00
Days remaining
1414
Serial (hex)
0773126684D577C0FCF8D3A342BEA86F94FC8F
Signature
ecdsa-with-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

33:2B:10:15:39:FA:89:CA:4E:22:87:19:FE:52:87:AB:68:69:AF:31:AB:21:CB:F1:10:F5:DD:3C:59:94:C1:C7
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
4F:59:FC:BC:06:16:28:BF:A2:C8:DB:08:FB:CF:13:24:BA:69:42:5C
authorityKeyIdentifier
AB:B6:DB:D7:06:9E:37:AC:30:86:07:91:70:C7:9C:C4:19:B1:78:C0
authorityInfoAccess
OCSP - URI:http://ocsp.rootca3.amazontrust.com CA Issuers - URI:http://crt.rootca3.amazontrust.com/rootca3.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca3.amazontrust.com/rootca3.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 3
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4101
Serial (hex)
067F944A30CFCC4F74B5F5306E54D3B7BE0AC3
Signature
RSA-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

40:C8:26:FD:B2:2B:A3:2A:2F:9D:B4:F9:47:70:F7:2B:8B:1D:A9:C8:FF:DA:7B:11:E6:F2:7A:F2:45:C8:9B:5E
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
AB:B6:DB:D7:06:9E:37:AC:30:86:07:91:70:C7:9C:C4:19:B1:78:C0
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----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

Registration / WHOIS →DNS records →