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 (40 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: | 82.148.14.205 |
| Reverse IP lookup: | ads5-1.ssel31.imcmdb.net. |
| Nameserver: | ns1.imcmdb.net. |
| Nameserver: | ns2.imcmdb.net. |
| Nameserver: | ns0.imcmdb.net. |
General Information
| Common Name: | smi2.ru |
| SANs: | DNS:*.smi2.ruDNS:smi2.ru Total number of SANs: 2 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | ECDSA (secp256r1) |
| Key size: | 256 bits |
| Serial Number: | 4c12ec7f4ad98946c0b5637482bb25948f1 |
| Not Before: | Feb 29, 2024 13:08:07 GMT |
| Not After: | May 29, 2024 13:08:06 GMT |
| Number of certs: | 3 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
| Server: | nginx |
| HSTS: | Not Supported |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: smi2.ru
Decode this certificate for verbose information → launch| Subject Common Name | smi2.ru |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Feb 29, 2024 13:08:07 GMT |
| Not After: | May 29, 2024 13:08:06 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 4c12ec7f4ad98946c0b5637482bb25948f1 |
| SHA1 Fingerprint: | 8D:72:BC:20:E0:08:18:D8:7B:5D:A9:5F:1E:C4:C8:38:13:73:87:09 |
| MD5 Fingerprint: | B1:D3:F3:7D:9C:34:08:70:97:6D:87:51:D1:16:3F:20 |
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 |
Certificate # 3 - Common Name: ISRG Root X1
Decode this certificate for verbose information → launch| In place? | Yes, this certificate directly certifies the preceding one |
| Subject Common Name | ISRG Root X1 |
| Subject Organization | Internet Security Research Group |
| Issuer Common Name | DST Root CA X3 |
| Issuer Organization | Digital Signature Trust Co. |
| Not Before: | Jan 20, 2021 19:14:03 GMT |
| Not After: | Sep 30, 2024 18:14:03 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 4001772137d4e942b8ee76aa3c640ab7 |
| SHA1 Fingerprint: | 93:3C:6D:DE:E9:5C:9C:41:A4:0F:9F:50:49:3D:82:BE:03:AD:87:BF |
| MD5 Fingerprint: | C1:E1:FF:07:F9:F6:88:49:82:74:D1:A1:80:53:EA:BF |
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 = smi2.ru
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
0 s:CN = smi2.ru
i:C = US, O = Let's Encrypt, CN = R3
-----BEGIN CERTIFICATE-----
MIIEGjCCAwKgAwIBAgISBMEux/StmJRsC1Y3SCuyWUjxMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
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Kxa4/7ULPaDFCQJCo8yFBJcUNcHZRXGWKGwwEWWwT+mp2zuNFXLpJMIESYeej7NQ
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3eMuZLbjPpyR7DgyaTf9lZdl+FWNxZjOIhktEoh84GxIuNiDc935SC5K//etiQ==
-----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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hCExroL1+7mryIkXPeFM5TgO9r0rvZaBFOvV2z0gp35Z0+L4WPlbuEjN/lxPFin+
HlUjr8gRsI3qfJOQFy/9rKIJR0Y/8Omwt/8oTWgy1mdeHmmjk7j1nYsvC9JSQ6Zv
MldlTTKB3zhThV1+XWYp6rjd5JW1zbVWEkLNxE7GJThEUG3szgBVGP7pSWTUTsqX
nLRbwHOoq7hHwg==
-----END CERTIFICATE-----
2 s:C = US, O = Internet Security Research Group, CN = ISRG Root X1
i:O = Digital Signature Trust Co., CN = DST Root CA X3
-----BEGIN CERTIFICATE-----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4EwSJQxwjQMpoOFTJOwT2e4ZvxCzSow/iaNhUd6shweU9GNx7C7ib1uYgeGJXDR5
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sR2bvAP5SQXYgd0FtCrWQemsAXaVCg/Y39W9Eh81LygXbNKYwagJZHduRze6zqxZ
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b3JnMDwGA1UdHwQ1MDMwMaAvoC2GK2h0dHA6Ly9jcmwuaWRlbnRydXN0LmNvbS9E
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MA0GCSqGSIb3DQEBCwUAA4IBAQAKcwBslm7/DlLQrt2M51oGrS+o44+/yQoDFVDC
5WxCu2+b9LRPwkSICHXM6webFGJueN7sJ7o5XPWioW5WlHAQU7G75K/QosMrAdSW
9MUgNTP52GE24HGNtLi1qoJFlcDyqSMo59ahy2cI2qBDLKobkx/J3vWraV0T9VuG
WCLKTVXkcGdtwlfFRjlBz4pYg1htmf5X6DYO8A4jqv2Il9DjXA6USbW1FzXSLr9O
he8Y4IWS6wY7bCkjCWDcRQJMEhg76fsO3txE+FiYruq9RUWhiF1myv4Q6W+CyBFC
Dfvp7OOGAN6dEOM4+qR9sdjoSYKEBpsr6GtPAQw4dy753ec5
-----END CERTIFICATE-----
---
Server certificate
subject=CN = smi2.ru
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 4222 bytes and written 411 bytes
Verification: OK
---
New, TLSv1.2, Cipher is ECDHE-ECDSA-AES256-GCM-SHA384
Server public key is 256 bit
Secure Renegotiation IS supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
Protocol : TLSv1.2
Cipher : ECDHE-ECDSA-AES256-GCM-SHA384
Session-ID: AB7B97E0F789E61E1CAA85B9F0A3645862E1F7D19B3088D397E325BDF38E654B
Session-ID-ctx:
Master-Key: 14BA9B7614E143FBC1B5BFFFE7396BEFD23A63A111B8D999F2B80CF0A07B1C3454850BDA7A3684663EEC0837668D30B5
PSK identity: None
PSK identity hint: None
SRP username: None
TLS session ticket lifetime hint: 86400 (seconds)
TLS session ticket:
0000 - ba f3 55 7d 68 a4 fb 2a-a5 33 c4 0d b2 98 de 20 ..U}h..*.3.....
0010 - a0 05 05 76 56 6e d8 c5-1a cf 86 0b 1c 11 9a b5 ...vVn..........
0020 - 64 a9 d1 e4 5b 99 63 4e-97 63 47 a8 26 a9 a8 1e d...[.cN.cG.&...
0030 - 4c 99 80 25 fc 44 ed 9c-48 99 2c 50 12 99 46 ad L..%.D..H.,P..F.
0040 - 07 3c 46 5c fe ec 78 99-be 31 d2 3f 43 1b 5a 6e .<F\..x..1.?C.Zn
0050 - e0 15 d7 eb c6 15 a2 97-cb 8e 3b a8 21 d3 d7 f1 ..........;.!...
0060 - a6 77 38 7a 7c dd 6e 9c-47 32 d7 df c8 21 d3 c6 .w8z|.n.G2...!..
0070 - 1c 2a b3 7a 59 03 3d 6b-5c ca a8 5b d0 b1 5b d4 .*.zY.=k\..[..[.
0080 - 29 dc cc f0 19 ae 1f 47-ed ac 7d 5a b5 bf 2e 76 )......G..}Z...v
0090 - 74 f7 30 c7 7d 2e 96 ef-0b 41 03 40 a6 33 7a b1 t.0.}....A.@.3z.
00a0 - 99 6c bd 3a 86 86 10 c7-1b 28 d5 5b 13 06 5f b0 .l.:.....(.[.._.
00b0 - cf 63 3f 31 ae 63 47 a3-7b e5 d3 3a 6c 4c 89 18 .c?1.cG.{..:lL..
Start Time: 1713527432
Timeout : 7200 (sec)
Verify return code: 0 (ok)
Extended master secret: yes
---
DONE