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.intechmandiri.com · 89.33.194.192:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate CN=`mail.hjn-riau.net' did not match expected CN=`mail.intechmandiri.com'

Certificate verification failed

Subject
CN=mail.hjn-riau.net
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-08-11T17:13:06+00:00
Expires
2026-11-09T17:13:05+00:00
Days remaining
37
Serial (hex)
05ED6D123564EDE2F7F6F26526A939B38DC3
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:autoconfig.myzoomfibersolutions.com, DNS:autodiscover.myzoomfibersolutions.com, DNS:mail.hjn-riau.net

SHA-256 fingerprint

E2:3A:62:FD:B1:D7:4A:D9:CD:FC:34:30:F8:D6:D1:AE:4B:F3:13:BE:D2:EF:52:E1:F3:0A:F8:2F:B1:19:F0:54
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
BC:F8:A4:66:62:00:EB:1F:B7:B1:C0:F5:EE:80:77:BE:44:D8:BC:B6
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:autoconfig.myzoomfibersolutions.com, DNS:autodiscover.myzoomfibersolutions.com, DNS:mail.hjn-riau.net
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/68.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : CB:38:F7:15:89:7C:84:A1:44:5F:5B:C1:DD:FB:C9:6E: F2:9A:59:CD:47:0A:69:05:85:B0:CB:14:C3:14:58:E7 Timestamp : Aug 11 18:11:36.743 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F6:23:9A:50:52:DE:25:38:1A:29:26: 4B:C8:35:CA:D3:9A:6B:F3:C2:B8:9F:2E:7C:BA:B6:2B: D6:A7:1A:61:EE:02:20:4C:5A:C1:72:AA:91:07:AD:48: 34:0C:73:37:63:8B:89:6C:01:46:9E:DA:35:5D:B2:55: B2:3B:3D:4E:B3:78:66 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Aug 11 18:11:36.997 2026 GMT Extensions: 00:00:05:00:33:BA:B2:00 Signature : ecdsa-with-SHA256 30:45:02:21:00:E7:1E:93:EA:B7:3B:CF:DD:83:98:02: E4:9D:38:B6:2E:B3:DA:0F:D0:49:82:E8:68:6D:E2:05: 4E:CE:D0:8C:A6:02:20:7E:56:79:EA:03:5C:C1:7D:8D: 8A:00:34:DA:AE:82:6D:AF:78:D9:46:7A:34:FC:AC:2E: 1A:FD:53:28:04:07:03
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-03T00:28:53+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
700
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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=
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2161
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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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