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

networkdynamics.com.au · 45.65.60.50:443

Verified

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

Subject
CN=networkdynamics.com.au
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-08-27T05:08:13+00:00
Expires
2026-11-25T05:08:12+00:00
Days remaining
56
Serial (hex)
05A746C6F46A68F07EEA05B41E976D70F7AE
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:networkdynamics.com.au, DNS:www.networkdynamics.com.au

SHA-256 fingerprint

2B:5B:EE:1A:D8:94:11:7C:28:D8:59:9B:B0:04:0F:C3:DD:51:C6:C7:95:0C:B1:A5:DE:94:43:93:51:F5:32:43
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
76:21:19:FA:84:72:C1:78:4C:48:39:EE:93:EB:66:DC:B7:2A:16:6D
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:networkdynamics.com.au, DNS:www.networkdynamics.com.au
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/47.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 : Aug 27 06:06:43.421 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:28:71:C2:5E:0C:BC:BB:F6:5A:4F:07:F2: 99:D8:F7:C7:B9:12:29:DB:E4:E1:35:A3:45:D5:97:2A: 54:B6:EE:11:02:20:4C:8D:8C:41:CD:35:71:DB:CF:24: C1:F6:65:D1:0C:53:10:9F:6D:88:12:C9:9D:6A:C6:86: 03:36:31:2B:4D:D4 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A8:26:CB:E3:0A:C6:35:12:46:53:3F:E0:65:F1:4F:19: D9:6E:19:08:13:C4:1D:D9:6D:79:00:B3:12:3C:55:27 Timestamp : Aug 27 06:06:43.692 2026 GMT Extensions: 00:00:05:00:26:3C:85:E8 Signature : ecdsa-with-SHA256 30:46:02:21:00:A8:BB:BC:92:39:3B:64:90:7C:F3:FE: 41:A5:06:61:A8:84:EF:EF:64:D2:2B:38:39:3F:4F:90: BE:42:57:80:A9:02:21:00:DA:BC:1C:9E:E2:4C:1B:B5: 54:6F:63:72:1B:90:97:E3:0E:8B:1E:29:56:4B:0D:6E: E6:76:32:F5:A0:CA:57:F8
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-29T08:57:23+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
704
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
2165
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-----
MIIF9DCCA9ygAwIBAgIRAPJLbRf52a18scn+p4eCaZ8wDQYJKoZIhvcNAQELBQAw
TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh
cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjYwNTEzMDAwMDAw
WhcNMzIwOTAyMjM1OTU5WjAuMQswCQYDVQQGEwJVUzENMAsGA1UEChMESVNSRzEQ
MA4GA1UEAxMHUm9vdCBZUjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB
ANvGJnN78CTJdWL3+eGfsLN5TrNBJs+VH9hRXqRbwxu9sGNiB0BD1fcOxbSUQCJI
M1xE13Db+5Cw1w0s0EBYsvuIP/6joF0w8cuImbgR1OGgYbSQ4OpzI+DG8SGuTlcE
873OCS+kh3srlo6vl43M5OJg4Aeo1sfHp6kTJDoIiFBNJAY+OKfX/FUvYKuhjT+n
o49lmqmupSBI5PkBQiqrEGtWU5uxU/cQWHGu8jSjFBznZqvbNPLMXMLFxCb3WTfr
JBXXjqvWG+v4bjzxjjeAtOlU7qarRDvNOyAuQYLln904M+faKx8hnLCpJ15ZqaEg
cNlY+9MMWcC5yvL2A2j3l9+2buggZX+dOE91zYmIdawTvSZuVvlbRrAlLxIB6pwM
BjneXCjYQ8+3BCCjssbSNpZU3hTcBDdhfAlEDlYr6pEatnMdmDT5BqnKC92bd0Eh
M1fbLHioLccLCuievT8ZkPhZrq7Mii7gNXAcUEAR8+lzYal+9zTg7C5DALyVOeG/
CqfRAMn1KSHCR0NSA6P8tn/mGRlnCct5rtVCLnVySVpU6H1qGg3DgTOuskf8eahT
MiYbI5ezPJmO5ertalskQ1utp74+eDy92PI4ftHKTbq9IWhH4YZKh3WnJEIt+oQv
lYZbY8tpEroKrFB6PFGzrJIDRyts4HqvuH52RFj2zv/BAgMBAAGjgeswgegwDgYD
VR0PAQH/BAQDAgEGMBMGA1UdJQQMMAoGCCsGAQUFBwMBMA8GA1UdEwEB/wQFMAMB
Af8wHQYDVR0OBBYEFN7nW2DQIm1AKH0/DQH+pLVStFGUMB8GA1UdIwQYMBaAFHm0
WeZ7tuXkAXOACIjIGlj26ZtuMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcwAoYW
aHR0cDovL3gxLmkubGVuY3Iub3JnLzATBgNVHSAEDDAKMAgGBmeBDAECATAnBgNV
HR8EIDAeMBygGqAYhhZodHRwOi8veDEuYy5sZW5jci5vcmcvMA0GCSqGSIb3DQEB
CwUAA4ICAQA8spSI95KKfn2W6GMmDpHBJSPaLbsS3W93cijJCRCYAc1fsJgL1FIL
7C0C9ecPOdcwB2fi0Dk2p94j9iTJCxmt5CFSKLRWwnXT2MMSXexVxqoVB79BdWPx
VXETkVme/qYSAuKVHh5Ps+5BixgmwS1JkjSAc+MfrUbNssVEEnH0aEiAh+rotXAV
JSP/Ye7LJPEwD9DWG72vVWbhAcuOf5OLjz57Ctk7MgQHynZ7+PlHJtajroCaIbtC
r6tcZZaAwUQm+jQyeWdV+2hv9deOYFmKeQyjjcSrN5Nadrw+L9DZJLbA1HqeNvLh
BgqpP0fvJq2N6EtD574N6eMI7uMsJTnji2UDz9el5XLSv9fqJMuDQtYVb2oTNoKp
oUqhxPVC0aq4eG5MESaIdn8b5ZGSSeAJLMHXljEdlNza+ncfkviXk1POLnnFdvx8
/gk6M374WbLWFXw8N141B/Rl/tINGfl1TxOIiqtiMYkL02RSGb1kq34BL9NPP27z
RGMuHGnzS3hFIrRTfKxrzUZ9RzQWzEG3K6fJ3r2nqSltkeytis9DIBoFY9VmVyjL
M71DMi+y1+TRSJVClEMwvA4yL++7q9XZx5r5wBRWB4kQTKH5qyoZnDw7iiuh1lID
yDFx8r7i9vIJU5HS3moZLkYWAOilMaV9N56A9Bgb6dNcHkvg3NoaYA==
-----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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