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 (71 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: | 208.109.61.111 |
| Reverse IP lookup: | 111.61.109.208.host.secureserver.net. |
| Nameserver: | ns65.domaincontrol.com. |
| Nameserver: | ns66.domaincontrol.com. |
General Information
| Common Name: | griffin.software |
| SANs: | DNS:griffin.softwareDNS:mail.griffin.software Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | RSA |
| Key size: | 2048 bits |
| Serial Number: | 4f55860fe4db57e31ea2ed7d66189e38ce6 |
| Not Before: | Apr 05, 2024 19:09:32 GMT |
| Not After: | Jul 04, 2024 19:09:31 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
Chain Information
Certificate # 1 - Common Name: griffin.software
Decode this certificate for verbose information → launch| Subject Common Name | griffin.software |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Apr 05, 2024 19:09:32 GMT |
| Not After: | Jul 04, 2024 19:09:31 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 4f55860fe4db57e31ea2ed7d66189e38ce6 |
| SHA1 Fingerprint: | C4:29:61:13:B2:9F:C4:12:34:8C:E3:08:DE:89:36:EA:A4:8E:5B:8E |
| MD5 Fingerprint: | CB:A6:BB:5F:9E:80:BB:0C:74:25:07:8A:51:2C:D6:DF |
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 = griffin.software
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
0 s:CN = griffin.software
i:C = US, O = Let's Encrypt, CN = R3
-----BEGIN CERTIFICATE-----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-----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-----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-----END CERTIFICATE-----
---
Server certificate
subject=CN = griffin.software
issuer=C = US, O = Let's Encrypt, CN = R3
---
No client certificate CA names sent
Peer signing digest: SHA256
Peer signature type: RSA
Server Temp Key: ECDH, P-384, 384 bits
---
SSL handshake has read 3302 bytes and written 490 bytes
Verification: OK
---
New, TLSv1.2, Cipher is ECDHE-RSA-AES256-GCM-SHA384
Server public key is 2048 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
Protocol : TLSv1.2
Cipher : ECDHE-RSA-AES256-GCM-SHA384
Session-ID: F86E89900257608B3A3D42F67C633B663BA26E0592C75688D84F613AB8B2AFEB
Session-ID-ctx:
Master-Key: E34695778292ED35175B08CDD1682170507535B9073FC2762CD27C14D1E3FAC9091E9C40C45BD3F2F7D8D64E1C3092E9
PSK identity: None
PSK identity hint: None
SRP username: None
TLS session ticket lifetime hint: 300 (seconds)
TLS session ticket:
0000 - 72 48 c6 8d 76 be b8 15-39 ce a1 de a6 ad ec 8b rH..v...9.......
0010 - 90 f9 34 ab aa 24 94 30-53 f3 50 51 62 e4 99 70 ..4..$.0S.PQb..p
0020 - ec 97 84 12 14 4e 62 70-92 66 4f 76 03 24 03 5d .....Nbp.fOv.$.]
0030 - e9 f6 ca c3 5e 35 60 fe-b5 f5 06 3a 0d 29 64 d7 ....^5`....:.)d.
0040 - e0 63 2d 69 f9 c5 e0 aa-80 c1 c4 80 54 c5 d1 02 .c-i........T...
0050 - e6 b8 a6 0b 3e b3 17 93-10 4f b0 89 71 c9 aa 5f ....>....O..q.._
0060 - 84 ff 01 48 5f 58 05 c9-cc 09 1c d4 bb 0b 2a b5 ...H_X........*.
0070 - 60 8b 37 74 ea c9 f8 44-99 23 07 72 73 6a 1b 2a `.7t...D.#.rsj.*
0080 - 07 40 71 44 bc f1 01 b3-7c 23 8a 31 be 15 87 c3 .@qD....|#.1....
0090 - c3 76 b9 8f 47 23 8a b0-2a e5 1b 23 30 fd 15 5d .v..G#..*..#0..]
00a0 - 6b 5f 88 a3 2a e1 50 63-5e 8e e1 55 b2 e3 42 a3 k_..*.Pc^..U..B.
Start Time: 1713966967
Timeout : 7200 (sec)
Verify return code: 0 (ok)
Extended master secret: no
---
* OK [CAPABILITY IMAP4rev1 SASL-IR LOGIN-REFERRALS ID ENABLE IDLE NAMESPACE LITERAL+ AUTH=PLAIN AUTH=LOGIN] Dovecot ready.
DONE