Namecheap.com

SSL Checker

Submit the Hostname and Port in the fields below. This checker supports SNI and STARTTLS.

Report

Hostname: Matches Common Name or/and SAN
Expired: No (80 days till expiration)
Public Key: We were unable to find any issues in the public key of end-entity certificate
Trusted: Yes, we were able to verify the certificate
Self-Signed: No, the end-entity certificate is not self-signed
Chain Issues: No, we were unable to detect any issues in the certificate chain sent by the server
Weak signatures: No, certificates sent by the server were not signed utilizing a weak hash function
OCSP Status: OCSP Responder returned "good" status for the end-entity certificate

DNS Information

Resolves To: 128.226.118.12
Reverse IP lookup: bulldog.cs.binghamton.edu.
Nameserver: dns4.cs.binghamton.edu.
Nameserver: dns2.cs.binghamton.edu.
Nameserver: dns1.cs.binghamton.edu.
Nameserver: dns3.cs.binghamton.edu.

General Information

Common Name: *.cs.binghamton.edu
SANs: DNS:*.cs.binghamton.eduDNS:cs.binghamton.edu Total number of SANs: 2
Signature Algorithm: sha256WithRSAEncryption
Key Type: RSA
Key size: 2048 bits
Serial Number: 478dc46a7d45da5a48dadfdf2990d08cf31
Not Before: May 09, 2024 21:19:19 GMT
Not After: Aug 07, 2024 21:19:18 GMT
Number of certs: 2
Revocation Status: good
OCSP Stapling: Not Supported
Server: Apache/2.4.59
HSTS: Not Supported
HPKP: Not Supported

Chain Information

Certificate # 1 - Common Name: *.cs.binghamton.edu

Decode this certificate for verbose information →
Subject Common Name *.cs.binghamton.edu
Issuer Common Name R3
Issuer Organization Let's Encrypt
Not Before: May 09, 2024 21:19:19 GMT
Not After: Aug 07, 2024 21:19:18 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: 478dc46a7d45da5a48dadfdf2990d08cf31
SHA1 Fingerprint: E6:E3:75:90:DB:B5:0E:38:E8:49:61:CB:7B:97:82:7B:47:EE:81:C6
MD5 Fingerprint: 82:90:69:CE:F2:00:3E:6F:74:DC:48:51:1A:7D:9F:1E

Certificate # 2 - Common Name: R3

Decode this certificate for verbose information →
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 = *.cs.binghamton.edu
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:CN = *.cs.binghamton.edu
   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 = *.cs.binghamton.edu

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 3155 bytes and written 408 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