SSL Checker
Submit the Hostname and Port in the fields below. This checker supports SNI and STARTTLS.
Report
It's all good. We have not detected any issues.
| Hostname: | done Matches Common Name or/and SAN |
| Expired: | done No (49 days till expiration) |
| Public Key: | done We were unable to find any issues in the public key of end-entity certificate |
| Trusted: | done Yes, we were able to verify the certificate |
| Self-Signed: | done No, the end-entity certificate is not self-signed |
| Chain Issues: | done No, we were unable to detect any issues in the certificate chain sent by the server |
| Weak signatures: | done No, certificates sent by the server were not signed utilizing a weak hash function |
| OCSP Status: | done OCSP Responder returned "good" status for the end-entity certificate |
DNS Information
| Resolves To: | 35.214.12.243 |
| Reverse IP lookup: | 243.12.214.35.bc.googleusercontent.com. |
| Nameserver: | burt.ns.cloudflare.com. |
| Nameserver: | sandy.ns.cloudflare.com. |
General Information
| Common Name: | martinarnold.co.uk |
| SANs: | DNS:martinarnold.co.ukDNS:www.martinarnold.co.uk Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | RSA |
| Key size: | 2048 bits |
| Serial Number: | 437de54dcba33166d684683f4c69ffa9830 |
| Not Before: | Mar 14, 2024 20:19:04 GMT |
| Not After: | Jun 12, 2024 20:19:03 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Supported |
| Server: | nginx |
| HSTS: | max-age=31536000; includeSubDomains; preload |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: martinarnold.co.uk
Decode this certificate for verbose information → launch| Subject Common Name | martinarnold.co.uk |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Mar 14, 2024 20:19:04 GMT |
| Not After: | Jun 12, 2024 20:19:03 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 437de54dcba33166d684683f4c69ffa9830 |
| SHA1 Fingerprint: | 7A:68:5F:CA:F5:DE:AA:65:16:0F:49:55:B0:62:AD:0B:24:9A:D6:C2 |
| MD5 Fingerprint: | 43:97:24:59:6F:AD:11:28:D2:D1:EA:E7:EE:B8:BA:5B |
Certificate # 2 - Common Name: R3
Decode this certificate for verbose information → launch| In place? | Yes, this certificate directly certifies the preceding one |
| Subject Common Name | R3 |
| Subject Organization | Let's Encrypt |
| Issuer Common Name | ISRG Root X1 |
| Issuer Organization | Internet Security Research Group |
| Not Before: | Sep 04, 2020 00:00:00 GMT |
| Not After: | Sep 15, 2025 16:00:00 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 912b084acf0c18a753f6d62e25a75f5a |
| SHA1 Fingerprint: | A0:53:37:5B:FE:84:E8:B7:48:78:2C:7C:EE:15:82:7A:6A:F5:A4:05 |
| MD5 Fingerprint: | E8:29:E6:5D:7C:43:07:D6:FB:C1:3C:17:9E:03:7A:36 |
OpenSSL Handshake
depth=2 C = US, O = Internet Security Research Group, CN = ISRG Root X1
verify return:1
depth=1 C = US, O = Let's Encrypt, CN = R3
verify return:1
depth=0 CN = martinarnold.co.uk
verify return:1
CONNECTED(00000003)
OCSP response:
======================================
OCSP Response Data:
OCSP Response Status: successful (0x0)
Response Type: Basic OCSP Response
Version: 1 (0x0)
Responder Id: C = US, O = Let's Encrypt, CN = R3
Produced At: Apr 23 20:18:00 2024 GMT
Responses:
Certificate ID:
Hash Algorithm: sha1
Issuer Name Hash: 48DAC9A0FB2BD32D4FF0DE68D2F567B735F9B3C4
Issuer Key Hash: 142EB317B75856CBAE500940E61FAF9D8B14C2C6
Serial Number: 0437DE54DCBA33166D684683F4C69FFA9830
Cert Status: good
This Update: Apr 23 20:18:00 2024 GMT
Next Update: Apr 30 20:17:58 2024 GMT
Signature Algorithm: sha256WithRSAEncryption
19:7d:7d:e4:fe:c5:8a:02:de:a3:5a:48:38:12:72:3f:56:2b:
73:5d:03:f3:4f:20:02:5d:31:e1:53:85:0e:d7:1c:0c:f7:c4:
8d:48:05:d3:c7:3d:00:b1:70:f9:c5:52:cd:17:d7:2e:5a:b5:
5d:47:76:ec:f9:05:74:11:fd:e8:ef:37:e9:94:a7:85:fd:b1:
9e:70:ad:95:ed:5c:3e:04:b5:3e:ba:1c:48:02:2e:05:bd:09:
26:3b:b3:64:5f:61:41:d7:79:7d:0a:f1:58:74:e3:bf:29:50:
f7:68:88:10:56:cd:5d:48:9d:5a:a0:0b:9e:3d:9f:02:dc:1d:
14:94:c6:4f:2c:4f:57:46:ff:d3:22:4d:b6:e0:2b:b9:51:7f:
5a:bc:f8:61:4d:2e:f1:73:bb:2d:3f:35:39:10:64:1d:af:92:
ac:87:83:1c:a1:d4:17:33:df:74:0b:c3:f3:56:1a:53:cc:a9:
95:90:0b:d2:c3:3e:93:95:cf:10:ee:a7:c5:a8:eb:f2:d0:bd:
8c:6f:64:5f:e8:70:fd:7b:f0:a5:0a:cb:e0:b3:5f:7f:35:e6:
b2:37:83:df:60:86:30:f0:b1:2a:7c:6e:1e:7a:eb:93:56:b0:
1b:11:b2:26:71:d8:a5:53:b9:f2:61:29:f2:2b:7f:48:93:f9:
02:be:4e:2a
======================================
---
Certificate chain
0 s:CN = martinarnold.co.uk
i:C = US, O = Let's Encrypt, CN = R3
-----BEGIN CERTIFICATE-----
MIIFCzCCA/OgAwIBAgISBDfeVNy6MxZtaEaD9Maf+pgwMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
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AvqdMOscUgHLVt0sgdm7v6s52IRzAAABjj7VOWAAAAQDAEgwRgIhAIHWxcViThgE
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dwM/zQjFVdleR68wDQYJKoZIhvcNAQELBQADggEBAHSkWa8SqGpVyzCcymo0f7vj
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Sx4vDcP54loj5r69YOfxdcrOLo2f3/1WPsErt9UBKXW6uTMKTpfkFfwNARzIDylq
48JddQH3xX9mDPttwrdi1zweJyfxHCoY95xvmEYxFn1Z6IewlDRaBBPtJH5xDt96
MISyoSvEO5/JQAJ0f3JXSWJAisPJzvAsSgQ5ti8nvOouIJmSMOowmdM2VflXgO0=
-----END CERTIFICATE-----
1 s:C = US, O = Let's Encrypt, CN = R3
i:C = US, O = Internet Security Research Group, CN = ISRG Root X1
-----BEGIN CERTIFICATE-----
MIIFFjCCAv6gAwIBAgIRAJErCErPDBinU/bWLiWnX1owDQYJKoZIhvcNAQELBQAw
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MldlTTKB3zhThV1+XWYp6rjd5JW1zbVWEkLNxE7GJThEUG3szgBVGP7pSWTUTsqX
nLRbwHOoq7hHwg==
-----END CERTIFICATE-----
---
Server certificate
subject=CN = martinarnold.co.uk
issuer=C = US, O = Let's Encrypt, CN = R3
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: RSA-PSS
Server Temp Key: ECDH, P-384, 384 bits
---
SSL handshake has read 3835 bytes and written 803 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384
Server public key is 2048 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---
DONE