Namecheap.com

SSL Checker

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

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Hostname: Doesn't match Common Name or/and SANs
Expired: No (206 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: The order of certificates is invalid or certificates cannot build certification path
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: 66.225.237.224
Reverse IP lookup: No records found
Nameserver: ns10.telmex.com.
Nameserver: ns11.telmex.com.
Nameserver: ns8.telmex.com.
Nameserver: ns9.telmex.com.

General Information

Common Name: *.telmex.com
SANs: DNS:*.telmex.comDNS:telmex.com Total number of SANs: 2
Organization: Telefonos de Mexico SAB de CV
Locality: Ciudad de Mexico
Signature Algorithm: sha256WithRSAEncryption
Key Type: RSA
Key size: 2048 bits
Serial Number: ed4ac2d1f15d4c0fa6e29eb7f0aff85
Not Before: Oct 12, 2023 00:00:00 GMT
Not After: Nov 11, 2024 23:59:59 GMT
Number of certs: 3
Revocation Status: good
OCSP Stapling: Not Supported
Server: ReplaceHeaderValue
HSTS: max-age=31536000; includeSubDomains
HPKP: Not Supported

Chain Information

Certificate # 1 - Common Name: *.telmex.com

Decode this certificate for verbose information →
Subject Common Name *.telmex.com
Subject Organization Telefonos de Mexico SAB de CV
Issuer Common Name GeoTrust TLS RSA CA G1
Issuer Organization DigiCert Inc
Not Before: Oct 12, 2023 00:00:00 GMT
Not After: Nov 11, 2024 23:59:59 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: ed4ac2d1f15d4c0fa6e29eb7f0aff85
SHA1 Fingerprint: 4E:C7:F2:D3:5E:7F:83:F1:0A:0B:2B:D0:DC:D3:C8:77:4A:3C:2A:DF
MD5 Fingerprint: E4:BA:DC:F7:1C:37:66:AA:CD:A9:9C:03:3C:6F:BE:ED

Certificate # 2 - Common Name: DigiCert Global Root G2

Decode this certificate for verbose information →
In place? No, this certificate does not directly certify the preceding one
Subject Common Name DigiCert Global Root G2
Subject Organization DigiCert Inc
Issuer Common Name DigiCert Global Root G2
Issuer Organization DigiCert Inc
Not Before: Aug 01, 2013 12:00:00 GMT
Not After: Jan 15, 2038 12:00:00 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: 33af1e6a711a9a0bb2864b11d09fae5
SHA1 Fingerprint: DF:3C:24:F9:BF:D6:66:76:1B:26:80:73:FE:06:D1:CC:8D:4F:82:A4
MD5 Fingerprint: E4:A6:8A:C8:54:AC:52:42:46:0A:FD:72:48:1B:2A:44

Certificate # 3 - Common Name: GeoTrust TLS RSA CA G1

Decode this certificate for verbose information →
In place? No, this certificate does not directly certify the preceding one
Subject Common Name GeoTrust TLS RSA CA G1
Subject Organization DigiCert Inc
Issuer Common Name DigiCert Global Root G2
Issuer Organization DigiCert Inc
Not Before: Nov 02, 2017 12:23:37 GMT
Not After: Nov 02, 2027 12:23:37 GMT
Signature Algorithm: sha256WithRSAEncryption
Serial Number: d07782a133fc6f9a57296e131ffd179
SHA1 Fingerprint: 8B:3C:5B:9B:86:7D:4B:E4:6D:1C:B5:A0:1D:45:D6:7D:C8:E9:40:82
MD5 Fingerprint: 05:EE:9C:2A:C6:6F:75:D9:64:AC:5F:1A:3C:7D:E7:5D

OpenSSL Handshake

depth=2 C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
verify return:1
depth=1 C = US, O = DigiCert Inc, OU = www.digicert.com, CN = GeoTrust TLS RSA CA G1
verify return:1
depth=0 C = MX, L = Ciudad de Mexico, O = Telefonos de Mexico SAB de CV, CN = *.telmex.com
verify return:1
CONNECTED(00000003)
OCSP response: no response sent
---
Certificate chain
 0 s:C = MX, L = Ciudad de Mexico, O = Telefonos de Mexico SAB de CV, CN = *.telmex.com
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = GeoTrust TLS RSA CA G1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
 1 s:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
 2 s:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = GeoTrust TLS RSA CA G1
   i:C = US, O = DigiCert Inc, OU = www.digicert.com, CN = DigiCert Global Root G2
-----BEGIN CERTIFICATE-----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PDAdBgNVHQ4EFgQUlE/UXYvkpOKmgP792PkA76O+AlcwHwYDVR0jBBgwFoAUTiJU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-----END CERTIFICATE-----
---
Server certificate
subject=C = MX, L = Ciudad de Mexico, O = Telefonos de Mexico SAB de CV, CN = *.telmex.com

issuer=C = US, O = DigiCert Inc, OU = www.digicert.com, CN = GeoTrust TLS RSA CA G1

---
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 4310 bytes and written 401 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