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 (26 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: | 54.243.223.181 |
| Reverse IP lookup: | ec2-54-243-223-181.compute-1.amazonaws.com. |
| Nameserver: | hope.ns.cloudflare.com. |
| Nameserver: | norman.ns.cloudflare.com. |
General Information
| Common Name: | alternet.org |
| SANs: | DNS:alternet.org Total number of SANs: 1 |
| Signature Algorithm: | sha256WithRSAEncryption |
| Key Type: | RSA |
| Key size: | 2048 bits |
| Serial Number: | 4d5262f83d2c3446c4a078d4fdc784bead0 |
| Not Before: | Feb 22, 2024 06:55:13 GMT |
| Not After: | May 22, 2024 06:55:12 GMT |
| Number of certs: | 2 |
| Revocation Status: | good |
| OCSP Stapling: | Not Supported |
| Server: | openresty |
| HSTS: | Not Supported |
| HPKP: | Not Supported |
Chain Information
Certificate # 1 - Common Name: alternet.org
Decode this certificate for verbose information → launch| Subject Common Name | alternet.org |
| Issuer Common Name | R3 |
| Issuer Organization | Let's Encrypt |
| Not Before: | Feb 22, 2024 06:55:13 GMT |
| Not After: | May 22, 2024 06:55:12 GMT |
| Signature Algorithm: | sha256WithRSAEncryption |
| Serial Number: | 4d5262f83d2c3446c4a078d4fdc784bead0 |
| SHA1 Fingerprint: | 5F:C4:7F:76:1A:95:1C:19:5E:84:08:37:29:E0:CB:31:AB:E5:7C:10 |
| MD5 Fingerprint: | 27:DF:4D:B6:EE:50:89:F2:8E:43:1E:F1:A8:E6:F3:11 |
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 = alternet.org
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
0 s:CN = alternet.org
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 = alternet.org
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: X25519, 253 bits
---
SSL handshake has read 3227 bytes and written 416 bytes
Verification: OK
---
New, TLSv1.2, Cipher is ECDHE-RSA-AES128-GCM-SHA256
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-AES128-GCM-SHA256
Session-ID: 079A170938FE7A9932EC9D6516AE9FAFDF15AEDC53D954E2DC2ED637D545C0F1
Session-ID-ctx:
Master-Key: 9C266B8F4BE98B3FD9849E78343AAE8209F08F4451C5A8FFE6A0627CB689F412E01DE537B24C7C615E74AB31D418BA53
PSK identity: None
PSK identity hint: None
SRP username: None
TLS session ticket lifetime hint: 300 (seconds)
TLS session ticket:
0000 - 7e 87 2b 8a 36 ea b8 74-ec 00 b3 a3 79 a1 e2 ef ~.+.6..t....y...
0010 - 70 2e a7 fd 32 07 03 6a-1c f5 44 8a 28 8f cd 4d p...2..j..D.(..M
0020 - a5 02 66 e8 a8 02 dd 46-cd f7 36 69 09 bd 6d b2 ..f....F..6i..m.
0030 - 91 17 f6 2d fa cb 71 39-5e a5 f3 51 c4 e9 d7 c8 ...-..q9^..Q....
0040 - 5c 22 19 1d 0b e2 fd e0-6c 20 49 9d 7e 2a f4 8f \"......l I.~*..
0050 - 02 bb e0 ce 54 a6 10 73-c7 fb e0 f9 50 c6 ab e8 ....T..s....P...
0060 - e5 cc 50 6b 88 9d c8 7e-f9 98 79 07 21 a5 8a 4e ..Pk...~..y.!..N
0070 - b8 9b 73 34 3c 0f de f8-49 6b cb f8 ec 1c e6 f3 ..s4<...Ik......
0080 - 99 08 ac c0 0d 7e 25 f5-9f 7c 4e b6 f8 68 6d 45 .....~%..|N..hmE
0090 - e5 a7 53 8c 75 ee ad 17-f5 15 c3 52 d5 b0 0e 64 ..S.u......R...d
00a0 - 0d 88 54 8b 6f ee e5 f7-4f 88 71 5e 92 b7 36 9a ..T.o...O.q^..6.
00b0 - 90 27 7d e9 6c 8b 06 b1-45 ca ee 47 57 5f 04 6b .'}.l...E..GW_.k
Start Time: 1714106111
Timeout : 7200 (sec)
Verify return code: 0 (ok)
Extended master secret: yes
---
DONE