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

mx2.ns1.bg · 174.136.57.10:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `mx2.ns1.bg'

Certificate verification failed

Subject
CN=*.vivawebhost.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-10-09T00:00:00+00:00
Expires
2027-04-25T23:59:59+00:00
Days remaining
170
Serial (hex)
08C4D62B68C0050C2904801732FA1706
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.vivawebhost.com, DNS:vivawebhost.com

SHA-256 fingerprint

4D:E0:54:13:6E:C7:CC:DA:82:67:D4:9F:B0:C6:5C:31:0B:16:CF:BE:CB:93:CB:6D:70:F9:F7:DA:2F:D2:BF:A2
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
DA:9F:98:7E:28:60:A0:0A:7E:2C:C4:9A:9C:BF:28:74:08:C9:F6:F0
subjectAltName
DNS:*.vivawebhost.com, DNS:vivawebhost.com
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.crt
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 : Oct 9 12:41:33.913 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:E9:71:62:AD:93:D8:AD:9A:97:0C:6A: C2:86:60:16:EC:8D:9D:9C:1A:E8:AF:6C:A2:6C:75:34: 8A:38:E9:4D:60:02:20:04:D2:34:33:53:8C:E3:92:DA: EF:FA:50:D9:F0:02:34:EC:6A:FD:DB:B5:3E:3F:D8:F8: 8C:22:74:1F:79:EF:AB Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Oct 9 12:41:33.929 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C6:C2:50:2F:7A:72:26:70:24:41:C9: 12:57:6E:C4:BE:DA:6E:4B:36:47:48:7D:3B:4E:95:E1: 54:9D:81:6A:B1:02:20:4D:BA:34:AF:F6:18:56:E6:C1: C0:84:AC:65:E4:0E:78:7C:68:13:29:FA:91:32:F1:FD: 67:3E:91:09:29:4C:A0 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 9 12:41:34.195 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:19:65:47:32:FD:BB:56:FE:11:13:06:B6: C6:F3:76:C9:0C:E5:1C:B9:61:EF:42:9E:A1:D2:C3:4C: 84:69:99:3E:02:21:00:C5:44:28:9E:ED:72:7C:61:07: F3:57:CE:76:69:E2:47:40:AD:5A:82:33:4C:93:C8:60: DD:59:FE:6A:61:79:A0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-06T09:22:17+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
361
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----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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