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

phg.hr · 178.218.165.117:443

Verified

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

Subject
CN=mail.dhh.com.hr
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-05T17:24:49+00:00
Expires
2026-12-04T17:24:48+00:00
Days remaining
70
Serial (hex)
058EE25561A628C6574AF17533442B6A2CED
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.phg.hr, DNS:autodiscover.phg.hr, DNS:cpanel.phg.hr, DNS:cpcalendars.phg.hr, DNS:cpcontacts.phg.hr, DNS:dhh.com.hr, DNS:mail.dhh.com.hr, DNS:mail.phg.hr, DNS:phg.hr, DNS:webdisk.phg.hr, DNS:webmail.phg.hr, DNS:www.dhh.com.hr, DNS:www.phg.hr

SHA-256 fingerprint

81:E8:7A:CB:7C:BF:28:90:18:06:3C:E9:44:08:62:AF:C5:6C:46:A2:62:8D:E5:59:4A:7A:FC:8F:A4:AE:E8:59
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
84:87:20:47:99:9B:7E:99:77:D1:BF:E3:84:2A:0D:BA:F4:74:4B:1F
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.phg.hr, DNS:autodiscover.phg.hr, DNS:cpanel.phg.hr, DNS:cpcalendars.phg.hr, DNS:cpcontacts.phg.hr, DNS:dhh.com.hr, DNS:mail.dhh.com.hr, DNS:mail.phg.hr, DNS:phg.hr, DNS:webdisk.phg.hr, DNS:webmail.phg.hr, DNS:www.dhh.com.hr, DNS:www.phg.hr
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/110.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 : Sep 5 18:23:19.953 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:67:1A:AD:7C:13:69:2A:50:21:D8:5D:31: 35:A4:33:A9:B8:7D:4D:56:BA:ED:D7:AD:58:C6:99:30: 7D:FB:8B:A7:02:20:64:53:57:FC:13:3B:B5:9B:1F:A5: FC:FF:A3:90:73:14:D3:DA:68:39:CD:F5:89:D9:30:AA: BA:72:4D:8B:25:CD Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Sep 5 18:23:21.946 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:C0:FF:16:F5:38:A4:27:81:17:23:0C: 74:39:B5:3F:98:33:C5:C1:02:84:AD:67:A3:76:F8:2F: DA:7D:4F:71:4C:02:20:27:09:21:98:4A:E2:BD:47:6D: 2B:3C:39:AD:B4:F7:8A:49:F5:C1:DB:3D:75:B8:AC:B6: CD:11:D6:32:84:12:89
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-25T16:47:41+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
708
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
2169
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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