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

mail.relcom.host · 194.58.82.174:443

Verified

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

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
89
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: TLS_AES_128_GCM_SHA256 · Checked 2026-10-07T15:51:42+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign GCC R6 AlphaSSL CA 2025
Issuer
OU=GlobalSign Root CA - R6 O=GlobalSign CN=GlobalSign
Valid from
2025-05-21T02:36:52+00:00
Expires
2027-05-21T00:00:00+00:00
Days remaining
225
Serial (hex)
837D4EB89E912FE72CAD3BC7692DDC20
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

A8:83:55:92:31:F8:38:8D:AF:35:CE:41:C8:10:10:40:AE:8F:D9:B6:56:43:42:47:B9:47:5A:F5:92:CC:08:CA
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
C5:B4:93:8F:6F:2B:DC:1E:48:BF:B7:10:30:85:CE:D1:B2:BB:48:2D
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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