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

usethisnameserver.com · 65.49.39.28:443

Verified

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

Subject
CN=webdisk.usethisnameserver.com
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-11-02T14:08:17+00:00
Expires
2027-01-31T14:08:16+00:00
Days remaining
85
Serial (hex)
06E8A9C9EC4E46600C03050C036E7E7AB5A2
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.usethisnameserver.com, DNS:autodiscover.usethisnameserver.com, DNS:cpanel.usethisnameserver.com, DNS:cpcalendars.usethisnameserver.com, DNS:cpcontacts.usethisnameserver.com, DNS:mail.usethisnameserver.com, DNS:usethisnameserver.com, DNS:webdisk.usethisnameserver.com, DNS:webmail.usethisnameserver.com, DNS:www.usethisnameserver.com

SHA-256 fingerprint

89:70:A9:68:07:CE:F4:53:FA:0A:A8:63:B4:FA:ED:17:F4:94:BF:64:19:4E:10:28:C5:FD:04:68:09:F0:A5:AB
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
AF:06:8B:5E:28:90:D1:46:13:28:AE:39:7D:B4:0F:C6:C0:70:40:B9
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.usethisnameserver.com, DNS:autodiscover.usethisnameserver.com, DNS:cpanel.usethisnameserver.com, DNS:cpcalendars.usethisnameserver.com, DNS:cpcontacts.usethisnameserver.com, DNS:mail.usethisnameserver.com, DNS:usethisnameserver.com, DNS:webdisk.usethisnameserver.com, DNS:webmail.usethisnameserver.com, DNS:www.usethisnameserver.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/35.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Nov 2 15:06:48.044 2026 GMT Extensions: 00:00:05:00:1A:9F:D3:35 Signature : ecdsa-with-SHA256 30:44:02:20:7D:30:00:32:F5:E8:EF:B7:60:2F:DB:40: E6:43:A8:04:B2:27:1A:D3:46:07:9C:7B:35:42:A0:6D: 80:92:3B:36:02:20:1E:BC:99:AC:E1:42:4A:EE:9F:BA: AD:FE:8C:AA:FA:FA:3F:61:86:24:35:31:9D:2D:FD:C5: 7E:8F:7D:F2:72:AE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Nov 2 15:06:48.484 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:61:45:5C:04:DE:4E:18:23:3E:E0:90:D3: 40:4F:4C:F8:E5:71:0E:8C:28:17:94:DD:AB:49:1A:29: 06:71:0F:E6:02:21:00:FE:10:3C:5D:4B:9E:46:5D:FE: 6B:DF:A8:86:69:18:CE:50:4D:66:B2:83:69:CC:2F:A5: CC:41:89:F4:5A:E9:A2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_CHACHA20_POLY1305_SHA256 · Checked 2026-11-07T06:28:55+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
665
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
2126
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

Registration / WHOIS →DNS records →