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

nswh1.adnettelecom.ro · 193.201.232.162:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `nswh1.adnettelecom.ro'

Certificate verification failed

Subject
CN=autoconfig.gatsby.adnettelecom.ro
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-11-02T15:17:34+00:00
Expires
2027-01-31T15:17:33+00:00
Days remaining
83
Serial (hex)
05F4EBE2C8980592C867A4FB4DD474DC1EB3
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:autoconfig.gatsby.adnettelecom.ro, DNS:autodiscover.gatsby.adnettelecom.ro, DNS:cpanel.gatsby.adnettelecom.ro, DNS:cpcalendars.gatsby.adnettelecom.ro, DNS:cpcontacts.gatsby.adnettelecom.ro, DNS:gatsby.adnettelecom.ro, DNS:ipv6.gatsby.adnettelecom.ro, DNS:mail.gatsby.adnettelecom.ro, DNS:webdisk.gatsby.adnettelecom.ro, DNS:webmail.gatsby.adnettelecom.ro, DNS:whm.gatsby.adnettelecom.ro, DNS:www.gatsby.adnettelecom.ro

SHA-256 fingerprint

65:C4:69:46:4D:50:A9:17:57:9C:F8:D4:16:41:41:17:7E:0D:91:78:E6:DB:C5:03:58:4D:29:DA:FA:94:E5:11
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
96:C9:7C:AB:C4:AC:05:D2:8F:70:D6:76:EC:31:D3:CA:20:BD:A7:2E
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:autoconfig.gatsby.adnettelecom.ro, DNS:autodiscover.gatsby.adnettelecom.ro, DNS:cpanel.gatsby.adnettelecom.ro, DNS:cpcalendars.gatsby.adnettelecom.ro, DNS:cpcontacts.gatsby.adnettelecom.ro, DNS:gatsby.adnettelecom.ro, DNS:ipv6.gatsby.adnettelecom.ro, DNS:mail.gatsby.adnettelecom.ro, DNS:webdisk.gatsby.adnettelecom.ro, DNS:webmail.gatsby.adnettelecom.ro, DNS:whm.gatsby.adnettelecom.ro, DNS:www.gatsby.adnettelecom.ro
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/52.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 46:A2:39:67:C6:0D:B6:46:87:C6:6F:3D:F9:99:94:76: 93:A6:A6:11:20:84:57:D5:55:E7:E3:D0:A1:D9:B6:46 Timestamp : Nov 2 16:16:04.921 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:14:3B:C4:92:F1:96:C8:77:77:56:A9:3E: 70:44:80:59:49:9B:CB:2A:46:39:54:C7:17:44:A3:9A: 52:52:DB:EB:02:20:79:2E:CB:A7:D5:60:C2:BC:8D:22: 69:1C:82:54:9D:9F:CE:D9:D6:CA:63:46:92:2C:35:8F: 26:26:41:27:88:C6 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A2:81:00:18:73:4E:17:6E:1D:47:E0:95:40:F3:81:BA: 54:66:97:CD:63:A8:43:50:71:6E:B8:09:4E:DA:F1:0D Timestamp : Nov 2 16:16:05.750 2026 GMT Extensions: 00:00:05:00:35:94:8F:D2 Signature : ecdsa-with-SHA256 30:45:02:21:00:FE:DA:25:B3:1F:3F:4A:27:D8:60:B8: 93:21:0B:E5:FE:0E:1B:4E:F6:FC:D3:26:1E:B1:73:A1: AC:F3:C3:23:00:02:20:0C:A4:8C:2C:F8:C0:F3:EF:19: 34:3F:72:CC:9D:28:68:01:FB:CC:44:22:3D:31:4A:03: 35:9A:54:C5:67:E4:59
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-09T14:39:43+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
663
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
2124
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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