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

dk-hostmaster.dk · 193.163.102.59:443

Verified

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

Subject
CN=dk-hoastmaster.dk
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-07-29T22:37:14+00:00
Expires
2026-10-27T22:37:13+00:00
Days remaining
35
Serial (hex)
05AB0F54691257370877DB3111D15747B840
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:dk-hoastmaster.dk, DNS:dk-hostemaster.dk, DNS:dk-hostemester.dk, DNS:dk-hostmaster.com, DNS:dk-hostmaster.dk, DNS:dk-hostmaster.eu, DNS:dk-hostmaster.net, DNS:dk-hostmaster.org, DNS:dkhoastmaster.dk, DNS:dkhostmaster.com, DNS:dkhostmaster.dk, DNS:dkhostmaster.eu, DNS:dkhostmaster.net, DNS:dkhostmaster.org, DNS:dkhostmasters.dk, DNS:dkhostmater.dk, DNS:hostmaster.dk, DNS:idmou.dk, DNS:punktumdk.dk, DNS:www.dk-hoastmaster.dk, DNS:www.dk-hostemaster.dk, DNS:www.dk-hostemester.dk, DNS:www.dk-hostmaster.com, DNS:www.dk-hostmaster.dk, DNS:www.dk-hostmaster.eu, DNS:www.dk-hostmaster.net, DNS:www.dk-hostmaster.org, DNS:www.dkhoastmaster.dk, DNS:www.dkhostmaster.com, DNS:www.dkhostmaster.dk, DNS:www.dkhostmaster.eu, DNS:www.dkhostmaster.net, DNS:www.dkhostmaster.org, DNS:www.dkhostmasters.dk, DNS:www.dkhostmater.dk, DNS:www.hostmaster.dk, DNS:www.idmou.dk, DNS:www.punktumdk.dk

SHA-256 fingerprint

A6:96:B9:31:C8:FE:1E:FF:55:D7:3F:D3:46:80:B5:62:BA:89:06:A6:7F:38:28:7C:5A:06:18:C0:2A:61:6E:E8
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
9A:34:FF:0B:7B:43:81:01:BE:B0:2C:E0:8F:EC:73:93:02:A7:AC:48
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:dk-hoastmaster.dk, DNS:dk-hostemaster.dk, DNS:dk-hostemester.dk, DNS:dk-hostmaster.com, DNS:dk-hostmaster.dk, DNS:dk-hostmaster.eu, DNS:dk-hostmaster.net, DNS:dk-hostmaster.org, DNS:dkhoastmaster.dk, DNS:dkhostmaster.com, DNS:dkhostmaster.dk, DNS:dkhostmaster.eu, DNS:dkhostmaster.net, DNS:dkhostmaster.org, DNS:dkhostmasters.dk, DNS:dkhostmater.dk, DNS:hostmaster.dk, DNS:idmou.dk, DNS:punktumdk.dk, DNS:www.dk-hoastmaster.dk, DNS:www.dk-hostemaster.dk, DNS:www.dk-hostemester.dk, DNS:www.dk-hostmaster.com, DNS:www.dk-hostmaster.dk, DNS:www.dk-hostmaster.eu, DNS:www.dk-hostmaster.net, DNS:www.dk-hostmaster.org, DNS:www.dkhoastmaster.dk, DNS:www.dkhostmaster.com, DNS:www.dkhostmaster.dk, DNS:www.dkhostmaster.eu, DNS:www.dkhostmaster.net, DNS:www.dkhostmaster.org, DNS:www.dkhostmasters.dk, DNS:www.dkhostmater.dk, DNS:www.hostmaster.dk, DNS:www.idmou.dk, DNS:www.punktumdk.dk
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/65.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jul 29 23:35:44.470 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:68:8D:D2:A4:D8:F1:89:7D:A8:D4:68:53: 18:BD:B6:8B:71:0E:31:F8:A2:E0:72:AB:F4:6B:71:5C: 84:E6:1D:F9:02:20:19:6B:87:9E:84:2B:30:EF:92:4F: 6C:E1:43:16:58:B6:85:22:1E:1B:21:69:1C:43:BF:0A: 61:10:36:9C:5F:15 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9: 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A Timestamp : Jul 29 23:35:44.993 2026 GMT Extensions: 00:00:05:00:18:69:12:AE Signature : ecdsa-with-SHA256 30:44:02:20:5E:98:E6:D9:C5:7A:71:59:60:50:24:A5: B0:BB:89:3E:98:3A:5F:0C:13:2D:56:A8:C8:AE:75:BD: 3A:EA:33:D2:02:20:70:4F:94:07:59:2B:85:79:22:B2: 6B:35:41:E6:B2:14:E8:39:BF:5E:90:97:B3:55:6C:E9: F1:A3:F8:15:59:C4
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-22T20:01:25+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
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
711
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
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
2172
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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