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

netplanet.at · 89.185.97.231:443

Verified

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

Subject
CN=netplanet.at
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-28T16:45:28+00:00
Expires
2026-12-27T16:45:27+00:00
Days remaining
50
Serial (hex)
06D300EE9D40B031586F76818042A3A39937
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:netplanet.at, DNS:www.netplanet.at

SHA-256 fingerprint

EC:54:DB:75:37:AD:2C:31:DF:94:27:06:F7:56:4E:34:C4:C4:C3:74:73:0A:AF:1E:E2:B1:95:2D:D5:75:61:C7
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
CC:1D:90:E1:D3:6C:4D:C5:D9:90:B9:46:53:80:6C:87:E5:31:49:11
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:netplanet.at, DNS:www.netplanet.at
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/56.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Sep 28 17:43:59.066 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E3:85:8A:B7:E9:DA:80:AE:A7:A3:6D: 2B:3C:E4:3A:8D:BD:2A:69:1F:AE:CA:F0:D5:5B:04:A5: 2A:4D:96:B0:60:02:21:00:87:17:52:E0:8B:EC:34:7D: 97:52:14:A5:8C:43:A8:57:FC:CE:CE:46:9C:EB:C0:1F: 4B:15:2C:DA:59:43:1B:72 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 : Sep 28 17:43:59.654 2026 GMT Extensions: 00:00:05:00:17:51:74:18 Signature : ecdsa-with-SHA256 30:44:02:20:24:D6:87:AB:7B:56:E8:FC:00:2F:2D:BB: AD:18:B0:62:B0:95:17:00:80:69:A2:B9:0F:56:D4:C9: 1D:26:17:C1:02:20:03:4E:EF:04:0F:F7:E4:A0:E7:3F: D1:AC:0D:8D:ED:3D:B3:71:F8:1D:9D:A3:73:3B:24:07: 98:F5:DE:61:4C:C9
-----BEGIN CERTIFICATE-----
MIIGBDCCBOygAwIBAgISBtMA7p1AsDFYb3aBgEKjo5k3MA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNZUjIwHhcNMjYwOTI4MTY0NTI4WhcNMjYxMjI3MTY0NTI3WjAXMRUwEwYDVQQD
EwxuZXRwbGFuZXQuYXQwggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC+
cnO6qc4IsskhcHoUhsgScjLRdcaKiBmC5s4BeFv7Y5uXVp0nhsLFWhVPSAevohA3
vAgh4ApvaLHzNjKL4hA3VacillD70564Bp7OC9jknyYsnGzYS/Rf+R6mFUPetByh
kuo7ISN9FT4fWb6sgT+V2kdOWx178jtUWsO5ncuk9FsfXm0GM5SjpxUK4GOfbBmt
JUBZxcOaC8/3owj88ZHkbHCnNWIg2dWr+WxFOmyRZvq6f08pWUOXCMWxaRnndbUJ
zjge4RU84fDsk7YGvssAxEyM2qFh6qkucuGy0z+amSbjMUo9/iKociKes5SCzhhS
T9o4ARrBw/on5ERpUtRkP9eInAocRFSJrNEboXAYjDvy9Zbr7hzVAOhCgIvH2Z5z
J+S1if2DdQ0lF1jvuLD5y5kUUbeMrFxVvUV2ljf0VvikhA6tPLZmPs2TlwOZzfVC
RrF1WadLnNqqbM35hfoo6wvPPAg9K+lsn1JuiMIHeDeJMaNqllXKFeN4K+mZRg9d
XkkvACl3pmRFNN5ZIXXKMd1BeK3cCNC1eNdFDwfL6w1AG6GfdAJHPFBn0Ib+/eyJ
f2ZanFiTO2oHlnfEFgL5ljwxqrtjRr1h1bhVds7dVUWsrEAvOl6B4sJ/Sv0PIkWe
DA1T8o8f6c8fLivtWn3EBoqyniojjexONS9YYWBDgQIDAQABo4ICLDCCAigwDgYD
VR0PAQH/BAQDAgWgMBMGA1UdJQQMMAoGCCsGAQUFBwMBMAwGA1UdEwEB/wQCMAAw
HQYDVR0OBBYEFMwdkOHTbE3F2ZC5RlOAbIflMUkRMB8GA1UdIwQYMBaAFEAVLSZ5
7TIgnt+ach3WMh+BDIEMMDMGCCsGAQUFBwEBBCcwJTAjBggrBgEFBQcwAoYXaHR0
cDovL3lyMi5pLmxlbmNyLm9yZy8wKQYDVR0RBCIwIIIMbmV0cGxhbmV0LmF0ghB3
d3cubmV0cGxhbmV0LmF0MBMGA1UdIAQMMAowCAYGZ4EMAQIBMC4GA1UdHwQnMCUw
I6AhoB+GHWh0dHA6Ly95cjIuYy5sZW5jci5vcmcvNTYuY3JsMIIBDAYKKwYBBAHW
eQIEAgSB/QSB+gD4AHcAwjF+V0UZo0XufzjespBB68fCIVoiv3/Vta12mtkOUs0A
AAGg6R3LWgAABAMASDBGAiEA44WKt+nagK6no20rPOQ6jb0qaR+uyvDVWwSlKk2W
sGACIQCHF1Lgi+w0fZdSFKWMQ6hX/M7ORpzrwB9LFSzaWUMbcgB9AKKBABhzThdu
HUfglUDzgbpUZpfNY6hDUHFuuAlO2vENAAABoOkdzaYACAAABQAXUXQYBAMARjBE
AiAk1oere1bo/AAvLbutGLBisJUXAIBporkPVtTJHSYXwQIgA07vBA/35KDnP9Gs
DY3tPbNx+B2do3M7JAeY9d5hTMkwDQYJKoZIhvcNAQELBQADggEBAEn9is+EnnPP
LNIArVzFBG3tSRgsyQQOxB7CbeBjBygjFqpniF4R/xRD/d0smoTSGBytaXP2xh2F
BSd1vQVD+1KJ17WtO4RAhsTlUzUTisu+vAr6MY+GL57qtfI6iiImaFNwABieC1jm
6iCnMX4gRS//HRSAZ0g6ie2JkXtLRBn/kX5JBrtrnO+Vbs1AZIl+lb9F/SjMdFyS
4xTwW5QHN+aSzR9ebKKod3mcXJn5dT0jWi/qWBLyQqaVc06cOIInTM+gDhzXZdmf
QqF8ho42b7Ygai1zgsqNieSdcWIiwnsSnJmpwPnX6jweTmb+D/et1D91/r8GeGJh
5RUwGYDGRmU=
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-07T10:06:25+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
665
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
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 →