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

xserver.cloud · 193.203.50.50:443

Verified

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

Subject
CN=xserver.cloud
Issuer
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
Valid from
2026-07-08T08:10:35+00:00
Expires
2027-01-23T08:10:34+00:00
Days remaining
119
Serial (hex)
46CA65DB395FCB23D2CA595FDDB29BB5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:xserver.cloud, DNS:www.xserver.cloud

SHA-256 fingerprint

0D:ED:2B:12:18:93:BC:F7:39:34:68:D5:F0:DA:78:48:FF:C9:A5:E5:CC:26:C7:F1:9A:72:F6:A5:63:16:80:33
Certificate extensions & PEM
basicConstraints
CA:FALSE
crlDistributionPoints
Full Name: URI:http://certumdvtlsg2r39ca.crl.certum.pl/certumdvtlsg2r39ca.crl
authorityInfoAccess
OCSP - URI:http://certumdvtlsg2r39ca.ocsp-certum.com CA Issuers - URI:http://certumdvtlsg2r39ca.repository.certum.pl/certumdvtlsg2r39ca.cer
authorityKeyIdentifier
33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.2.616.1.113527.2.101.1
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
keyUsage
Digital Signature, Key Encipherment
subjectAltName
DNS:xserver.cloud, DNS:www.xserver.cloud
ct_precert_scts
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 : Jul 8 08:10:35.777 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:94:28:C9:ED:85:7F:3C:50:36:9B:1A: 9E:02:DA:6D:B7:06:0D:95:2A:83:24:03:86:37:2A:24: B0:65:3A:70:A3:02:20:07:F0:06:F2:04:F7:C5:4D:78: 22:59:55:FF:EC:AE:01:93:68:C1:52:BD:39:76:0B:CE: 5E:CB:5D:0F:A4:3E:FA 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 : Jul 8 08:10:35.934 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:24:61:C3:DE:B7:09:18:07:66:56:D2:D4: 70:D9:DB:4B:DA:93:4A:C9:D4:F0:32:89:E7:45:75:0A: 46:FC:54:26:02:21:00:FB:53:BC:B2:62:09:ED:99:68: 60:E5:8C:41:35:27:6A:DC:EC:C2:8D:89:02:5D:D4:95: 6A:A5:8F:4D:2C:D4:9A Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Jul 8 08:10:35.799 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:DE:9C:46:26:68:09:84:13:5A:35:E4: 4A:EA:62:04:69:5F:FA:B7:BC:20:A9:77:8E:78:82:F9: 2D:19:4F:74:D6:02:20:14:C7:93:D4:EA:5C:82:BC:5B: AC:78:27:CC:B9:E4:2E:CA:C7:EE:8E:7D:DF:63:B0:38: B7:49:1F:90:6A:63:58
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-26T01:43:21+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=PL O=Asseco Data Systems S.A. CN=Certum DV TLS G2 R39 CA
Issuer
C=PL O=Asseco Data Systems S.A. OU=Certum Certification Authority CN=Certum Trusted Root CA
Valid from
2024-06-18T07:41:22+00:00
Expires
2039-06-05T07:41:22+00:00
Days remaining
4635
Serial (hex)
A82DD9E5DCAFDF13205E70043E6B95A8
Signature
RSA-SHA512
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

83:C0:A5:A7:68:44:C8:40:DF:AF:82:0F:FD:02:AD:F6:57:3A:26:82:3E:F6:AF:75:8A:33:84:A0:AC:04:40:83
Certificate extensions & PEM
authorityInfoAccess
CA Issuers - URI:http://subca.repository.certum.pl/ctrca.cer OCSP - URI:http://subca.ocsp-certum.com
authorityKeyIdentifier
8C:FB:1C:75:BC:02:D3:9F:4E:2E:48:D9:F9:60:54:AA:C4:B3:4F:FA
basicConstraints
CA:TRUE, pathlen:0
crlDistributionPoints
Full Name: URI:http://subca.crl.certum.pl/ctrca.crl
extendedKeyUsage
TLS Web Client Authentication, TLS Web Server Authentication
keyUsage
Certificate Sign, CRL Sign
certificatePolicies
Policy: X509v3 Any Policy
subjectKeyIdentifier
33:A8:77:B7:01:38:6F:5F:1F:24:24:A2:1E:6C:14:E3:6E:22:03:DF
-----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 →