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

TLSv1.2

esan.edu.pe · 182.160.25.59:443

Verified

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

Subject
C=PE ST=Lima O=Universidad ESAN CN=*.esan.edu.pe
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Valid from
2026-02-19T00:00:00+00:00
Expires
2027-03-22T23:59:59+00:00
Days remaining
176
Serial (hex)
3BA7499BFC506793CFBBD5DA245D91C7
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.esan.edu.pe, DNS:esan.edu.pe

SHA-256 fingerprint

33:60:AD:48:75:48:7F:75:39:B0:B7:FD:53:75:8E:37:43:0E:A4:74:30:9D:BA:EB:78:9B:AF:3F:B9:9C:CF:3E
Certificate extensions & PEM
authorityKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
subjectKeyIdentifier
A0:16:FE:47:7C:B1:5A:49:89:B6:12:F8:F3:B0:85:3E:0B:98:85:C7
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.1.3.4 CPS: https://sectigo.com/CPS Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:*.esan.edu.pe, DNS:esan.edu.pe
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Feb 19 14:09:12.265 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:85:15:82:29:A1:02:B2:1E:6D:B5:D3: 4E:FD:7C:03:49:CF:C0:07:A6:A8:52:21:46:D0:BB:63: C1:D3:8D:DC:42:02:20:29:A0:11:9A:0A:22:4A:47:01: E9:E7:AC:8A:6D:C0:3D:D3:1B:05:28:19:2B:88:52:A2: 8E:B4:ED:C0:43:61:85 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 8E:CA:47:0B:AC:DE:6A:F3:A2:06:B0:A4:7A:84:B7:46: FE:1F:C6:BF:95:3E:25:E6:9B:4E:E4:02:48:F3:C6:E8 Timestamp : Feb 19 14:09:12.773 2026 GMT Extensions: 00:00:05:00:02:DF:E7:BE Signature : ecdsa-with-SHA256 30:45:02:21:00:F6:2F:36:63:27:AE:DD:B8:3F:3E:2B: A4:DE:B2:F8:40:D1:11:9A:D1:EB:57:80:58:CD:8B:E8: F6:0B:FA:A8:B5:02:20:04:4A:6F:95:A8:B8:C3:E5:CF: 92:78:65:6D:3E:4B:B5:A7:FA:65:52:13:3F:A5:C5:2A: 4A:48:F1:98:7F:5B:DE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Feb 19 14:09:12.234 2026 GMT Extensions: 00:00:05:00:00:2A:3C:91 Signature : ecdsa-with-SHA256 30:44:02:20:33:1B:5B:B6:F9:5A:42:85:F9:F6:CA:DF: 8D:B0:B3:A5:8C:C1:28:2A:08:C0:61:D5:21:8E:46:26: 2E:58:F1:03:02:20:19:55:62:B7:A4:DE:98:5F:EC:A3: 9E:3B:B2:2A:4F:63:0B:AC:9A:6C:25:74:CA:4E:3D:C4: 9C:C9:25:8F:5D:D1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-27T05:17:12+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2021-03-22T00:00:00+00:00
Expires
2036-03-21T23:59:59+00:00
Days remaining
3463
Serial (hex)
2C1A3C76E943DDDDFF191B31890AED71
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

65:42:D1:76:BE:D5:0F:19:3C:0C:E2:97:AE:44:EC:D8:A0:A8:6B:EC:2E:DE:68:27:69:34:40:59:B4:E7:85:30
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----
MIIGTDCCBDSgAwIBAgIQLBo8dulD3d3/GRsxiQrtcTANBgkqhkiG9w0BAQwFADBf
MQswCQYDVQQGEwJHQjEYMBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMTYwNAYDVQQD
Ey1TZWN0aWdvIFB1YmxpYyBTZXJ2ZXIgQXV0aGVudGljYXRpb24gUm9vdCBSNDYw
HhcNMjEwMzIyMDAwMDAwWhcNMzYwMzIxMjM1OTU5WjBgMQswCQYDVQQGEwJHQjEY
MBYGA1UEChMPU2VjdGlnbyBMaW1pdGVkMTcwNQYDVQQDEy5TZWN0aWdvIFB1Ymxp
YyBTZXJ2ZXIgQXV0aGVudGljYXRpb24gQ0EgT1YgUjM2MIIBojANBgkqhkiG9w0B
AQEFAAOCAY8AMIIBigKCAYEApkMtJ3R06jo0fceI0M52B7K+TyMeGcv2BQ5AVc3j
lYt76TvHIu/nNe22W/RJXX9rWUD/2GE6GF5x0V4bsY7K3IeJ8E7+KzG/TGboySfD
u+F52jqQBbY62ofhYjMeiAbLI02+FqwHeM8uIrUtcX8b2RCxF358TB0NHVccAXZc
FYgZndZCeXxjuca7pJJ20LLUnXtgXcjAE1vY4WvbReW0W6mkeZyNGdmpTcFs5Y+s
yy6LtE5Zocji9J9NlNnReox2RWVyEXpA1ChZ4gqN+ZpVSIQ0HBorVFbBKyhdZyEX
gZgNSNtBRwxqwIzJePJhYd4ZUhO1vk+/uP3nwDk0p95q/j7naXNCSvESnrHPypaB
WRK066nKfPRPi9m9kIOhMdYfS8giFRTcdgL24Ycilj7ecAK9Trh0VbjwouJ4WH+x
bt47u68ZFCD/ac55I0DNHkCpaPruj6e9Rmr7K46wZDAYXuEAqB7tGG/jd6JAA+H2
O44CV98NRsU213f1kScIZntNAgMBAAGjggGBMIIBfTAfBgNVHSMEGDAWgBRWc1hk
lfmSGrASKgRieaFAFYghSTAdBgNVHQ4EFgQU42Z0u3BojSxdTg6mSo+bNyKcgpIw
DgYDVR0PAQH/BAQDAgGGMBIGA1UdEwEB/wQIMAYBAf8CAQAwHQYDVR0lBBYwFAYI
KwYBBQUHAwEGCCsGAQUFBwMCMBsGA1UdIAQUMBIwBgYEVR0gADAIBgZngQwBAgIw
VAYDVR0fBE0wSzBJoEegRYZDaHR0cDovL2NybC5zZWN0aWdvLmNvbS9TZWN0aWdv
UHVibGljU2VydmVyQXV0aGVudGljYXRpb25Sb290UjQ2LmNybDCBhAYIKwYBBQUH
AQEEeDB2ME8GCCsGAQUFBzAChkNodHRwOi8vY3J0LnNlY3RpZ28uY29tL1NlY3Rp
Z29QdWJsaWNTZXJ2ZXJBdXRoZW50aWNhdGlvblJvb3RSNDYucDdjMCMGCCsGAQUF
BzABhhdodHRwOi8vb2NzcC5zZWN0aWdvLmNvbTANBgkqhkiG9w0BAQwFAAOCAgEA
BZXWDHWC3cubb/e1I1kzi8lPFiK/ZUoH09ufmVOrc5ObYH/XKkWUexSPqRkwKFKr
7r8OuG+p7VNB8rifX6uopqKAgsvZtZsq7iAFw04To6vNcxeBt1Eush3cQ4b8nbQR
MQLChgEAqwhuXp9P48T4QEBSksYav7+aFjNySsLYlPzNqVM3RNwvBdvp6vgDtGwc
xlKQZVuuNVIaoYyls8swhxDeSHKpRdxRauTLZ+pl+wGvy0pnrLEJGSz9mOEmfbod
e/XopR2NGqaHJ6bIjyxPu6UtyQGI26En7UAEozACrHz06Nx2jTAY9E6NeB6XuobE
wLK025ZRmvglcURG1BrV24tGHHTgxCe8M3oGlpUSMTKQ2dkgljZVYt+gKdFtWELZ
MuRdi+X3XsrR8LFz+aLUiDRfQqhmw3RxjIyVKvvu9UPYY1nsvxYmFnUSeM+2q1z/
iPUry+xDY9MC6+IhleKT094VKdFVp7LXH42+wvU+17lRolQ2mK2N/nBLVBwaIhib
QXw4VYKwB86Bc6eS6iqsc94KEgD/U4VsjmgfhK+Xp4NM+VYzTTa3QeV3p8xOM0cw
q1p8oZFA+OBcz3FYWpDIe5j0NWKlw9hXsTyPY/HeZUV59akskSOSRSmDfe8wJDPX
58uB9/7lud0G3x0pxQAcffP0ayKavNwDTw4UfJ34cEw=
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust RSA Certification Authority
Valid from
2021-03-22T00:00:00+00:00
Expires
2038-01-18T23:59:59+00:00
Days remaining
4131
Serial (hex)
D27FBBC1DE359E5216AD6149586099C4
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

92:F3:51:BF:3D:54:16:4D:FA:8D:D8:F9:E1:13:9D:31:50:34:97:86:48:5D:2B:9E:EC:D0:0E:29:71:C1:E6:C5
Certificate extensions & PEM
authorityKeyIdentifier
53:79:BF:5A:AA:2B:4A:CF:54:80:E1:D8:9B:C0:9D:F2:B2:03:66:CB
subjectKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/USERTrustRSACertificationAuthority.crl
authorityInfoAccess
OCSP - URI:http://ocsp.usertrust.com
-----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

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