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 (83 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: | 192.0.66.24 |
| Reverse IP lookup: | No records found |
| Nameserver: | a7-66.akam.net. |
| Nameserver: | a6-64.akam.net. |
| Nameserver: | a1-204.akam.net. |
| Nameserver: | a24-65.akam.net. |
| Nameserver: | a4-67.akam.net. |
| Nameserver: | a16-67.akam.net. |
General Information
| Common Name: | metro.co.uk |
| SANs: | DNS:metro.co.ukDNS:www.metro.co.uk Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | ECDSA (secp256r1) |
| Key size: | 256 bits |
| Serial Number: | 37e16a74020114590c32a43636a13061eaf |
| Not Before: | Apr 17, 2024 08:39:46 GMT |
| Not After: | Jul 16, 2024 08:39:45 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Supported |
| Server: | nginx |
| HSTS: | max-age=31536000 |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: metro.co.uk
Decode this certificate for verbose information → launch| Subject Common Name | metro.co.uk |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Apr 17, 2024 08:39:46 GMT |
| Not After: | Jul 16, 2024 08:39:45 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 37e16a74020114590c32a43636a13061eaf |
| SHA1 Fingerprint: | 0C:31:09:42:3A:32:2E:FB:0B:D6:05:3B:C3:05:1E:69:68:DC:DC:F4 |
| MD5 Fingerprint: | 80:29:61:23:49:33:46:9D:40:35:52:BE:5B:80:76:1F |
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 = metro.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 22 09:51:00 2024 GMT
Responses:
Certificate ID:
Hash Algorithm: sha1
Issuer Name Hash: 48DAC9A0FB2BD32D4FF0DE68D2F567B735F9B3C4
Issuer Key Hash: 142EB317B75856CBAE500940E61FAF9D8B14C2C6
Serial Number: 037E16A74020114590C32A43636A13061EAF
Cert Status: good
This Update: Apr 22 09:51:00 2024 GMT
Next Update: Apr 29 09:50:58 2024 GMT
Signature Algorithm: sha256WithRSAEncryption
97:9b:9c:a4:1a:ee:5f:c8:4f:49:68:b9:4c:e1:09:4f:cf:9a:
67:18:81:74:db:71:69:85:0f:7c:6a:02:42:c7:3b:7b:84:ab:
dc:2c:9c:f6:10:79:4b:1f:ea:54:8b:b6:c8:83:60:58:f1:1a:
40:b6:59:1d:72:89:1d:7e:6f:0a:73:00:08:47:90:c3:06:82:
21:10:e8:57:38:41:a9:ae:ee:5e:32:7f:3d:99:73:f2:01:de:
20:44:ff:d6:73:18:4b:ce:2b:c1:8d:ab:82:99:a8:73:3d:37:
f8:79:26:05:ff:3e:d5:dc:7d:ed:63:de:e1:44:17:a4:0d:d1:
87:ad:fa:8e:11:cc:6d:f2:fa:d8:38:48:47:6f:46:c0:46:8a:
cd:38:9f:ae:46:ea:ec:bb:1b:fb:11:3b:f3:15:d7:2b:ac:6e:
95:5f:7d:81:8e:78:71:97:d6:f7:33:e2:6f:8d:31:b2:d2:ff:
08:a8:24:1d:f3:db:12:4d:94:20:1e:73:39:f6:bd:ad:37:96:
0e:09:72:ce:90:f7:3b:b0:35:90:a2:ff:35:0f:b7:42:fa:30:
93:d4:45:f9:ab:00:d3:38:ad:f3:e7:0b:8d:6d:10:a2:ba:9c:
38:4d:72:43:61:d7:05:dc:0e:c2:8b:64:86:91:eb:82:9e:6b:
a9:1b:d2:63
======================================
---
Certificate chain
0 s:CN = metro.co.uk
i:C = US, O = Let's Encrypt, CN = R3
-----BEGIN CERTIFICATE-----
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MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
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dEoiU9Uq+3/SfOUbjS6yh8MuHJgHFr0iNMjm9SA4shiWTjC7pePZHvArWavMh0sA
d1FkJDG0xZTvUgIu+tlz7dTeX0k5lrfdZnRMFGVVvak/kg1OyyVdAFrAtY2zndHT
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idq+nQ2zCZXxR/ilfw==
-----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 = metro.co.uk
issuer=C = US, O = Let's Encrypt, CN = R3
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: ECDSA
Server Temp Key: X25519, 253 bits
---
SSL handshake has read 3266 bytes and written 402 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384
Server public key is 256 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---
DONE