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

relcom.host · 193.124.34.169:443

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
CN=*.relcom.host
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Valid from
2025-12-03T17:27:41+00:00
Expires
2027-01-04T17:27:40+00:00
Days remaining
88
Serial (hex)
5E7FE728AAD1ECF6D70E9FDD
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.relcom.host, DNS:relcom.host

SHA-256 fingerprint

74:83:72:D1:8C:34:61:6D:34:62:03:4B:78:2A:70:13:58:90:2D:FE:47:E9:59:30:3A:72:17:D6:66:24:99:B4
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/gsgccr6alphasslca2025.crt OCSP - URI:http://ocsp.globalsign.com/gsgccr6alphasslca2025
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3 CPS: https://www.globalsign.com/repository/
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/gsgccr6alphasslca2025.crl
subjectAltName
DNS:*.relcom.host, DNS:relcom.host
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityKeyIdentifier
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
subjectKeyIdentifier
43:BD:D1:CF:F1:F6:2A:A9:CD:B4:D8:8A:C7:2F:A5:74:2B:D5:A6:24
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 : Dec 3 17:27:45.017 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:8E:11:32:F5:9A:35:B1:E1:86:E5:5F: 86:06:C6:7E:A6:41:50:3D:7D:9D:4F:BF:1F:D5:75:8E: 4C:F2:E7:E1:36:02:20:20:DE:1D:33:2A:0A:C5:93:DB: 6E:2D:10:39:C8:6F:85:F0:19:61:9E:4F:40:12:10:A2: 42:35:67:28:B9:EB:E6 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 : Dec 3 17:27:44.234 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F9:9B:7E:A3:EB:E9:B5:88:31:14:EE: 8F:0A:30:AE:C7:DC:49:1C:83:40:7F:4F:E4:B5:A2:3A: 71:75:9F:DC:EC:02:20:4B:67:40:2E:2B:CA:78:BC:AF: BC:2C:6F:3C:D9:B2:76:51:B9:12:84:84:92:0D:5F:F3: B7:26:1B:59:9F:B2:6D 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 : Dec 3 17:27:44.964 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:09:D2:78:9E:AD:51:E4:B1:01:53:51:0D: 29:F7:EA:77:29:B1:9C:4E:1C:CB:D5:F1:CA:8C:D1:39: 03:B7:DF:78:02:20:04:80:B7:5C:AD:9F:37:DE:11:FF: 07:3C:97:60:28:89:F2:22:5F:87:AB:24:88:68:45:9C: 73:E2:78:1A:7F:10
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-10-07T21:00:28+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2014-12-10T00:00:00+00:00
Expires
2034-12-10T00:00:00+00:00
Days remaining
2985
Serial (hex)
45E6BB038333C3856548E6FF4551
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2C:AB:EA:FE:37:D0:6C:A2:2A:BA:73:91:C0:03:3D:25:98:29:52:C4:53:64:73:49:76:3A:3A:B5:AD:6C:CF:69
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2023
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2023-07-19T03:43:25+00:00
Expires
2026-07-19T00:00:00+00:00
Days remaining
-81
Serial (hex)
7F1F2C902E83D0E3B6FB3BEE478B5E80
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

E4:6F:B2:A7:50:97:A3:45:D4:24:6D:CF:44:A1:0D:AA:71:D9:FD:0E:BF:AB:61:BA:67:E6:DB:84:EE:5B:6C:AB
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
BD:05:B7:F3:8A:93:3C:73:CB:79:FA:0F:85:12:A1:77:96:18:91:74
authorityKeyIdentifier
AE:6C:05:A3:93:13:E2:A2:E7:E2:D7:1C:D6:C7:F0:7F:C8:67:53:A0
authorityInfoAccess
OCSP - URI:http://ocsp2.globalsign.com/rootr6 CA Issuers - URI:http://secure.globalsign.com/cacert/root-r6.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/root-r6.crl
certificatePolicies
Policy: 2.23.140.1.2.1 Policy: 1.3.6.1.4.1.4146.10.1.3
-----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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