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

nswh2.adnettelecom.ro · 193.201.232.163:443

Unverified
Certificate verification failed. These are unverified certificate details presented by the server. Peer certificate subjectAltName did not match expected name `nswh2.adnettelecom.ro'

Certificate verification failed

Subject
CN=autoconfig.gatsby.adnettelecom.ro
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-02T11:24:40+00:00
Expires
2026-12-01T11:24:39+00:00
Days remaining
53
Serial (hex)
05994A6E0CD041629F946369407C59943823
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

B0:ED:D4:39:F5:87:85:07:3E:1D:EE:89:22:84:94:6F:F8:81:27:1E:40:45:BE:1A:C8:89:6C:50:B2:AA:49:DE
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
BE:E4:5A:E9:B6:EA:D7:E1:BA:03:98:59:F3:64:AA:EE:E0:FA:11:E7
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/36.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 : Sep 2 12:23:10.532 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:1B:2B:58:CE:6B:B7:DA:44:00:AC:D6:04: 19:87:90:CB:B4:F3:C4:51:27:00:70:9A:26:3F:5D:47: 8F:67:B5:75:02:20:3D:AD:35:62:8B:4C:ED:05:2A:D7: 10:39:51:6B:4A:B5:28:A8:E0:78:49:1E:4D:5E:0D:EF: AB:27:69:40:82:63 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 : Sep 2 12:23:11.032 2026 GMT Extensions: 00:00:05:00:2C:34:96:FA Signature : ecdsa-with-SHA256 30:45:02:21:00:E5:C1:21:94:4C:9B:B6:89:AC:E3:0D: 32:40:39:49:5F:45:EE:DA:1B:11:20:19:3F:8C:5A:39: CC:7E:89:EE:20:02:20:36:18:16:0F:AD:67:FB:B5:00: E1:02:18:6F:D9:A3:4B:86:4A:66:13:C9:D6:8D:D7:97: 18:CC:32:DF:45:60:B9
-----BEGIN CERTIFICATE-----
MIIGdjCCBV6gAwIBAgISBZlKbgzQQWKflGNpQHxZlDgjMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNZUjIwHhcNMjYwOTAyMTEyNDQwWhcNMjYxMjAxMTEyNDM5WjAsMSowKAYDVQQD
EyFhdXRvY29uZmlnLmdhdHNieS5hZG5ldHRlbGVjb20ucm8wggEiMA0GCSqGSIb3
DQEBAQUAA4IBDwAwggEKAoIBAQCc1QX4FGHlehB5n6zQ8edF6rlJBageeS6POIlk
Doh04Jg8f5Hn8NkoDhtspZorUeeTBVzU0raTTZNRyIur59rKme1JwD1c+CDrxpyn
rNkoCNwpiXO1yg2NJR+U2R7E3bl5rAnr+G01dnqk1xt92ECRD5Buf6P94+aBWJnM
03vhTAIatREV+S3YLfZz04/C8Ua9EwIMOo5kBsrouAZ7hchMlSta7dKaZc8o6hcg
N4Rrn/BTt3gIO3+GOVRBLgD8oQfQHQD5hx+VAPJpu/46ciXsm180hXclZ4EbF3gh
XzwDnuoDMzp9WSz9kn1B455rBJlP/T0qq/UGnQnm93hTZUV/AgMBAAGjggOJMIID
hTAOBgNVHQ8BAf8EBAMCBaAwEwYDVR0lBAwwCgYIKwYBBQUHAwEwDAYDVR0TAQH/
BAIwADAdBgNVHQ4EFgQUvuRa6bbq1+G6A5hZ82Sq7uD6EecwHwYDVR0jBBgwFoAU
QBUtJnntMiCe35pyHdYyH4EMgQwwMwYIKwYBBQUHAQEEJzAlMCMGCCsGAQUFBzAC
hhdodHRwOi8veXIyLmkubGVuY3Iub3JnLzCCAYUGA1UdEQSCAXwwggF4giFhdXRv
Y29uZmlnLmdhdHNieS5hZG5ldHRlbGVjb20ucm+CI2F1dG9kaXNjb3Zlci5nYXRz
YnkuYWRuZXR0ZWxlY29tLnJvgh1jcGFuZWwuZ2F0c2J5LmFkbmV0dGVsZWNvbS5y
b4IiY3BjYWxlbmRhcnMuZ2F0c2J5LmFkbmV0dGVsZWNvbS5yb4IhY3Bjb250YWN0
cy5nYXRzYnkuYWRuZXR0ZWxlY29tLnJvghZnYXRzYnkuYWRuZXR0ZWxlY29tLnJv
ghtpcHY2LmdhdHNieS5hZG5ldHRlbGVjb20ucm+CG21haWwuZ2F0c2J5LmFkbmV0
dGVsZWNvbS5yb4Ied2ViZGlzay5nYXRzYnkuYWRuZXR0ZWxlY29tLnJvgh53ZWJt
YWlsLmdhdHNieS5hZG5ldHRlbGVjb20ucm+CGndobS5nYXRzYnkuYWRuZXR0ZWxl
Y29tLnJvghp3d3cuZ2F0c2J5LmFkbmV0dGVsZWNvbS5ybzATBgNVHSAEDDAKMAgG
BmeBDAECATAuBgNVHR8EJzAlMCOgIaAfhh1odHRwOi8veXIyLmMubGVuY3Iub3Jn
LzM2LmNybDCCAQsGCisGAQQB1nkCBAIEgfwEgfkA9wB1ANdtfRDRp/V3wsfpX9cA
v/mCyTNaZeHQswFzF8DIxWl3AAABoGISvcQAAAQDAEYwRAIgGytYzmu32kQArNYE
GYeQy7TzxFEnAHCaJj9dR49ntXUCID2tNWKLTO0FKtcQOVFrSrUoqOB4SR5NXg3v
qydpQIJjAH4AbP5QGUOoXqkWvFLRM+TcyR7xQRx9JYQg0XOAnhgY6zoAAAGgYhK/
uAAIAAAFACw0lvoEAwBHMEUCIQDlwSGUTJu2iazjDTJAOUlfRe7aGxEgGT+MWjnM
fonuIAIgNhgWD61n+7UA4QIYb9mjS4ZKZhPJ1o3XlxjMMt9FYLkwDQYJKoZIhvcN
AQELBQADggEBAAI8pyh5LegY5muY+i0UDrqd0JnyLCZQqTPXn2C8FBKn8WdnWYKr
Vgt1txur0TRf6+Z/64ZsZ8yUsEZUlzk1M4/7BBlmp7QOAAHXdLGxY4bKRkW67BrV
ivfVNM2ghmncO+RejE7ma8Ii8SA+L6rrKxH5VJ7gfZVxqBkDSfkIXreeKjMfQ8lO
iIKoLnzxJIlACJUdWXm+jJzkziEUGMS0d1dZqWtYL9SAW1KCs8mZaIzhVQy+iy2r
viR4unKDLKPqdL2NrJtWo1705sVUqeulWe2tndOoVqHX/HanzRR5RtwwGRJfPmxR
f4QCAftKb7kxCN9dDD8Ym0onja8CtGvU7cY=
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-09T02:28:50+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
694
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
2155
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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