DNS
THE CERTIFICATE BEHIND THE CONNECTION

TLS certificate checker.

Inspect SSL/TLS certificates for any public domain or subdomain.

Checks HTTPS on port 443, including subject alternative names, validity dates and the presented chain.

SSL certificate

TLSv1.3

iteso.mx · 148.201.5.3:443

Verified
The certificate expires within 30 days.

Certificate chain, hostname and dates verified using this server’s CA store.

Subject
C=MX L=San Pedro Tlaquepaque O=Iteso, A.C. CN=*.iteso.mx
Issuer
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Valid from
2026-06-08T00:00:00+00:00
Expires
2026-10-31T23:59:59+00:00
Days remaining
29
Serial (hex)
0D72CBE58626C1118A50B786D2448B40
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.iteso.mx, DNS:iteso.mx

SHA-256 fingerprint

90:14:2F:87:6E:5D:36:47:0C:51:CA:46:21:BE:59:C3:7B:C0:2D:6C:92:5D:5D:62:EE:EC:DA:58:86:12:5B:10
Certificate extensions & PEM
authorityKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
subjectKeyIdentifier
9C:DB:73:1F:6D:EE:C8:F2:9B:F5:A5:86:3A:D4:22:BA:3C:BF:88:A7
subjectAltName
DNS:*.iteso.mx, DNS:iteso.mx
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalG2TLSRSASHA2562020CA1-1.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Jun 8 17:57:02.012 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:6C:CA:97:00:98:A9:55:14:B9:8B:2E:EB: A1:A5:35:9D:AE:4D:B8:09:91:7F:DB:CE:34:43:D9:CA: F7:37:AB:B7:02:21:00:B7:AF:9C:FF:4A:37:0D:33:B1: 38:FA:16:D5:7C:49:DC:F5:35:CB:C8:82:DC:86:11:52: 92:D9:D2:51:FD:EF:82 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Jun 8 17:57:02.005 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:66:00:23:7C:85:E4:8D:8B:2D:76:D3:73: 0E:33:FE:55:3C:2A:48:F0:77:3E:94:C6:8C:8C:66:F5: D4:56:D8:7B:02:21:00:B3:65:0E:4A:17:82:84:29:2D: 26:F7:00:91:76:01:CB:9D:8A:0C:F1:7D:E0:01:1F:A5: 0A:D1:53:BD:D4:26:43 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Jun 8 17:57:02.043 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:50:29:DB:A9:F9:5F:39:96:DE:7B:36:83: B3:2D:AB:61:84:E8:98:0D:1D:37:13:86:9A:1E:0E:B7: A0:E7:F1:51:02:21:00:EC:4A:CA:17:9E:27:18:FB:37: 16:27:C4:AB:E6:24:DA:61:3C:E1:8C:BB:A4:AB:1C:B5: 6D:C1:3E:C7:CA:1D:69
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-02T08:33:45+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=DigiCert Global G2 TLS RSA SHA256 2020 CA1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2021-03-30T00:00:00+00:00
Expires
2031-03-29T23:59:59+00:00
Days remaining
1639
Serial (hex)
0CF5BD062B5602F47AB8502C23CCF066
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

C8:02:5F:9F:C6:5F:DF:C9:5B:3C:A8:CC:78:67:B9:A5:87:B5:27:79:73:95:79:17:46:3F:C8:13:D0:B6:25:A9
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
74:85:80:C0:66:C7:DF:37:DE:CF:BD:29:37:AA:03:1D:BE:ED:CD:17
authorityKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/DigiCertGlobalRootG2.crt
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2 Policy: 2.23.140.1.2.3
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

One endpoint on port 443. Server-presented chain; no revocation, OCSP, CT or full TLS security scan.

View certificate JSON

Registration / WHOIS →DNS records →