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

sdt.net · 194.88.160.16:443

Verified

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

Subject
CN=*.sdt.net
Issuer
C=LV L=Riga O=GoGetSSL CN=GoGetSSL RSA DV CA
Valid from
2026-02-10T00:00:00+00:00
Expires
2027-03-13T23:59:59+00:00
Days remaining
171
Serial (hex)
B7B0BA30FBCCFA9A341DFB2FD46E2C47
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.sdt.net, DNS:sdt.net

SHA-256 fingerprint

0F:9C:D5:E4:23:31:E8:A9:B6:B9:46:2F:67:AC:DC:12:51:4E:A4:B9:F4:BD:4B:4F:C2:6D:1E:C3:BF:84:64:70
Certificate extensions & PEM
authorityKeyIdentifier
F9:FB:50:C4:8B:67:BB:67:64:FE:83:21:A6:A9:CE:3F:55:84:93:99
subjectKeyIdentifier
B6:45:A1:FA:F6:58:61:C3:B0:89:AD:0C:22:28:6B:07:D3:90:E6:09
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.2.64 CPS: https://cps.usertrust.com Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/GoGetSSLRSADVCA.crl
authorityInfoAccess
CA Issuers - URI:http://crt.usertrust.com/GoGetSSLRSADVCA.crt OCSP - URI:http://ocsp.usertrust.com
subjectAltName
DNS:*.sdt.net, DNS:sdt.net
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Feb 10 08:20:37.435 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:DA:5D:BF:9A:3C:51:03:02:41:12:13: 29:F8:35:62:84:35:68:EB:80:8F:1E:2F:80:1C:5F:85: E1:C0:3D:C2:F8:02:21:00:DF:9E:D7:02:3B:58:17:76: 8F:20:F9:B9:CF:B4:E6:04:7D:7F:07:10:62:68:AC:3F: FF:99:26:AD:62:C8:5E:FF 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 : Feb 10 08:20:37.774 2026 GMT Extensions: 00:00:05:00:02:8E:2C:14 Signature : ecdsa-with-SHA256 30:45:02:20:5B:18:53:1B:F0:B0:C2:13:BC:92:BB:2B: 19:F5:44:57:F7:8F:38:77:4A:92:C9:89:FF:84:F9:F9: 24:CE:E2:D1:02:21:00:92:50:CB:B8:01:B4:FE:02:B3: CA:8D:D6:5C:15:F0:26:EB:16:04:5B:FB:FA:5A:62:5B: 39:C0:C1:D1:F6:7E:7A Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Feb 10 08:20:37.434 2026 GMT Extensions: 00:00:05:00:00:24:C8:A6 Signature : ecdsa-with-SHA256 30:44:02:20:3C:95:91:7B:95:39:4B:A8:6F:72:03:05: 58:FC:98:33:6F:79:37:0A:21:CF:54:1C:89:F6:19:C3: 2D:C3:41:DE:02:20:10:08:4F:05:A8:52:06:61:66:9D: F8:42:C2:61:9A:EB:1B:3D:CC:9C:14:A5:B4:15:51:4F: 84:FC:9B:33:14:4E
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-23T10:24:34+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=LV L=Riga O=GoGetSSL CN=GoGetSSL RSA DV CA
Issuer
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust RSA Certification Authority
Valid from
2018-09-06T00:00:00+00:00
Expires
2028-09-05T23:59:59+00:00
Days remaining
713
Serial (hex)
938BB08E62987B4F75F98CB6A5045C96
Signature
RSA-SHA384
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

43:CA:C3:1E:F8:E8:BA:1B:4B:16:B8:20:6E:4C:0A:26:C5:BA:DB:2F:C3:AA:09:E9:01:70:E4:1B:66:C2:FD:64
Certificate extensions & PEM
authorityKeyIdentifier
53:79:BF:5A:AA:2B:4A:CF:54:80:E1:D8:9B:C0:9D:F2:B2:03:66:CB
subjectKeyIdentifier
F9:FB:50:C4:8B:67:BB:67:64:FE:83:21:A6:A9:CE:3F:55:84:93:99
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.2.64 Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/USERTrustRSACertificationAuthority.crl
authorityInfoAccess
CA Issuers - URI:http://crt.usertrust.com/USERTrustRSAAddTrustCA.crt OCSP - URI:http://ocsp.usertrust.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust RSA Certification Authority
Issuer
C=GB ST=Greater Manchester L=Salford O=Comodo CA Limited CN=AAA Certificate Services
Valid from
2019-03-12T00:00:00+00:00
Expires
2028-12-31T23:59:59+00:00
Days remaining
830
Serial (hex)
3972443AF922B751D7D36C10DD313595
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

68:B9:C7:61:21:9A:5B:1F:01:31:78:44:74:66:5D:B6:1B:BD:B1:09:E0:0F:05:CA:9F:74:24:4E:E5:F5:F5:2B
Certificate extensions & PEM
authorityKeyIdentifier
A0:11:0A:23:3E:96:F1:07:EC:E2:AF:29:EF:82:A5:7F:D0:30:A4:B4
subjectKeyIdentifier
53:79:BF:5A:AA:2B:4A:CF:54:80:E1:D8:9B:C0:9D:F2:B2:03:66:CB
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.comodoca.com/AAACertificateServices.crl
authorityInfoAccess
OCSP - URI:http://ocsp.comodoca.com
-----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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