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

TLSv1.2

ns1.zglobalhost.com · 131.221.32.5:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. SSL operation failed with code 1. OpenSSL Error messages: error:0A000086:SSL routines::certificate verify failed

Certificate verification failed

Subject
emailAddress=ssl@ns1.zglobalhost.com CN=ns1.zglobalhost.com
Issuer
emailAddress=ssl@ns1.zglobalhost.com CN=ns1.zglobalhost.com
Valid from
2026-05-18T01:30:52+00:00
Expires
2027-05-18T01:30:52+00:00
Days remaining
223
Serial (hex)
021C7A87B7
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:ns1.zglobalhost.com

SHA-256 fingerprint

20:E2:8B:7D:69:04:27:68:3C:60:D2:ED:08:08:20:C5:EE:90:E6:8B:18:F5:BF:7C:5B:2E:6B:A4:4C:70:3C:5B
Certificate extensions & PEM
subjectKeyIdentifier
C0:DE:42:D6:00:3D:49:2E:54:3C:54:25:96:6A:78:41:CB:79:6A:C1
basicConstraints
CA:FALSE
authorityKeyIdentifier
keyid:C0:DE:42:D6:00:3D:49:2E:54:3C:54:25:96:6A:78:41:CB:79:6A:C1 DirName:/emailAddress=ssl@ns1.zglobalhost.com/CN=ns1.zglobalhost.com serial:02:1C:7A:87:B7
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectAltName
DNS:ns1.zglobalhost.com
-----BEGIN CERTIFICATE-----
MIID7DCCAtSgAwIBAgIFAhx6h7cwDQYJKoZIhvcNAQELBQAwRjEmMCQGCSqGSIb3
DQEJARYXc3NsQG5zMS56Z2xvYmFsaG9zdC5jb20xHDAaBgNVBAMME25zMS56Z2xv
YmFsaG9zdC5jb20wHhcNMjYwNTE4MDEzMDUyWhcNMjcwNTE4MDEzMDUyWjBGMSYw
JAYJKoZIhvcNAQkBFhdzc2xAbnMxLnpnbG9iYWxob3N0LmNvbTEcMBoGA1UEAwwT
bnMxLnpnbG9iYWxob3N0LmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC
ggEBAMWjG2vGdpiugiS1MNtDoHN3o3QPibNnmx5eUOd11OZW14Gx+ibAgrGDB3Q9
xP4T84lHf6wUOr7qSGNlUKrzHEG0l3FKKUzrjzZcrMYZS2fEkb1fM4RAQJ8uksmB
p8Ji0T/BBd0Q0H35p6122DYLTx1g+CXdn34njhDFXRt43cqyA3JZ7wNO9yN2ssUZ
kYKvZyypugWGgqCFpu3+lLqY5reI3SBURSldWW3hGfL34Q6+AbG5kfuf6itXMHCQ
nal7HUdm1kzzyw2117Uckrupk88Sbvo4ZbCNagozEyb7BPd5BMv2uWVY2EPPuEMo
0Jwx5YwzoCEnRy9rch31+TJHiG8CAwEAAaOB4DCB3TAdBgNVHQ4EFgQUwN5C1gA9
SS5UPFQllmp4Qct5asEwCQYDVR0TBAIwADByBgNVHSMEazBpgBTA3kLWAD1JLlQ8
VCWWanhBy3lqwaFKpEgwRjEmMCQGCSqGSIb3DQEJARYXc3NsQG5zMS56Z2xvYmFs
aG9zdC5jb20xHDAaBgNVBAMME25zMS56Z2xvYmFsaG9zdC5jb22CBQIceoe3MB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAeBgNVHREEFzAVghNuczEuemds
b2JhbGhvc3QuY29tMA0GCSqGSIb3DQEBCwUAA4IBAQA6JNDzt0qvgjbcvls5BhsC
Q+Sfm1WfPgqcifM3cgLPPrj9uEV/hWz1hGuMrdL8j3Naqaq9yagqWx8Cn4xmAzmf
occ+312jLSBoPaapO4Vnbna9mfs629wnvgycLK/0Ke0/gT0ZjWDPQ3f1WLfPoHfl
3S4BozGrJmqyVnlfS05BCsDcH7aepCFc1/Dv4FB9917aYo8ijVAFJmG+kvaLXeXJ
mbwxv+QGx43g4Vhp9G6/SVEZo3nIbWUOmBliwyj/Zfmz+w44zN6ZuCDKibcONJ3a
mc1WM8i6hfBkvvaeDdwW9tudvrF+pfVxuVxJTisB69OTZ32NwmRmAlRDXN+jEgPt
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-06T09:31:15+00:00

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

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