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

caelustech.net · 43.199.8.212:443

Verified

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

Subject
CN=caelustech.net
Issuer
C=AT O=ZeroSSL GmbH CN=ZeroSSL RSA DV SSL CA 2
Valid from
2026-10-07T00:00:00+00:00
Expires
2027-01-05T23:59:59+00:00
Days remaining
79
Serial (hex)
4905EF2F59F0EBF1F1745AAB23FE265E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:caelustech.net

SHA-256 fingerprint

56:A6:3A:65:1F:F1:7F:91:42:66:2C:70:4E:8E:65:D1:A4:1C:A1:BF:EB:A8:69:6C:82:91:C5:FB:98:1C:0F:4F
Certificate extensions & PEM
authorityKeyIdentifier
4B:BE:FA:76:84:23:44:04:B9:CE:BE:31:6F:E9:F5:32:06:FF:0C:57
subjectKeyIdentifier
B2:FB:D0:C1:E9:50:EB:45:D9:2E:DF:07:65:2D:5B:A3:B9:53:FE:DD
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/ZeroSSLRSADVSSLCA2.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:caelustech.net
ct_precert_scts
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 : Oct 7 01:24:36.938 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C0:20:0C:3D:15:D0:B4:B8:B7:C4:7A: D9:8B:10:F0:90:71:2C:84:27:4E:4E:3A:66:F8:25:C9: 47:AE:FD:BF:83:02:20:68:E8:5F:40:12:DA:65:CC:8F: 5E:5C:EF:26:5C:76:9E:58:41:D1:82:25:74:4A:C4:BE: 0D:2C:AC:66:F1:51:76 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:E8:22:FC:2B:AB:0E:92:EE:D0:E9:FA:D6:96:64:60: 27:76:D0:17:60:E0:89:05:09:C9:23:A1:B0:3F:C3:7F Timestamp : Oct 7 01:24:34.635 2026 GMT Extensions: 00:00:05:00:07:87:17:32 Signature : ecdsa-with-SHA256 30:46:02:21:00:DD:5A:E8:2F:13:35:35:6D:3E:27:AA: 4E:CC:B0:88:85:B5:D4:69:7F:84:31:9F:53:99:3C:16: 01:26:68:DA:85:02:21:00:DA:62:7D:15:3A:AB:64:9B: A5:48:2C:21:9C:30:C0:E2:B5:40:20:60:B8:66:53:4F: B7:ED:3E:41:DD:6B:F6:50
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-18T18:35:00+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=AT O=ZeroSSL GmbH CN=ZeroSSL RSA DV SSL CA 2
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2025-09-24T00:00:00+00:00
Expires
2035-09-23T23:59:59+00:00
Days remaining
3262
Serial (hex)
D0A908255F8E50E5F3396D1114702A37
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

EC:9D:6B:CA:B9:81:8B:7D:D5:9E:D6:1D:A2:3A:65:8A:96:A9:C4:E9:50:ED:EE:0D:2D:A9:3E:7C:F2:17:47:80
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
4B:BE:FA:76:84:23:44:04:B9:CE:BE:31:6F:E9:F5:32:06:FF:0C:57
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust RSA Certification Authority
Valid from
2021-03-22T00:00:00+00:00
Expires
2038-01-18T23:59:59+00:00
Days remaining
4110
Serial (hex)
D27FBBC1DE359E5216AD6149586099C4
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

92:F3:51:BF:3D:54:16:4D:FA:8D:D8:F9:E1:13:9D:31:50:34:97:86:48:5D:2B:9E:EC:D0:0E:29:71:C1:E6:C5
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
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/USERTrustRSACertificationAuthority.crl
authorityInfoAccess
OCSP - URI:http://ocsp.usertrust.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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