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

seeweb.it · 37.9.239.140:443

Verified

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

Subject
jurisdictionC=IT jurisdictionST=Latina businessCategory=Private Organization serialNumber=FR - 126233 C=IT L=Frosinone O=Seeweb Srl CN=www.seeweb.it
Issuer
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Valid from
2025-11-19T00:00:00+00:00
Expires
2026-12-05T23:59:59+00:00
Days remaining
74
Serial (hex)
0F4C7E6141BC872881234A0C57995545
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.seeweb.it, DNS:seeweb.it

SHA-256 fingerprint

05:EA:F3:84:F6:DC:AC:10:08:6D:1F:D0:B8:66:66:05:2D:87:0B:AB:C7:47:C4:B5:87:08:FB:F8:4D:6D:2A:56
Certificate extensions & PEM
authorityKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
subjectKeyIdentifier
C3:84:BB:91:A9:29:42:7F:9E:81:C8:F4:B4:6C:FB:38:50:21:E6:80
subjectAltName
DNS:www.seeweb.it, DNS:seeweb.it
certificatePolicies
Policy: 2.16.840.1.114412.2.1 Policy: 2.23.140.1.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/GeoTrustEVRSACAG2.crl Full Name: URI:http://crl4.digicert.com/GeoTrustEVRSACAG2.crl
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com CA Issuers - URI:http://cacerts.digicert.com/GeoTrustEVRSACAG2.crt
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Nov 19 09:16:41.156 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:0C:71:1C:2B:DF:C4:A0:3C:55:03:19:36: 6F:68:10:2C:45:69:D9:D7:1F:3C:7E:6B:D2:C8:FC:F9: 72:5C:98:7B:02:20:19:0A:72:61:00:0A:F0:92:9B:38: F2:A5:B2:5D:01:21:34:C5:2A:9A:DE:46:3F:8C:1E:D3: 25:94:D5:3B:60:28 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 : Nov 19 09:16:41.149 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:EB:17:F4:E0:E9:C3:5E:DD:EE:7F:D9: BC:FD:D3:7F:C7:C8:42:3B:47:1A:6F:4E:77:C8:B6:A8: D8:D0:E6:15:57:02:20:43:A4:AF:C2:8B:C5:A9:E9:A9: 4D:BF:74:69:0F:8D:62:8D:9D:F2:AD:98:D7:82:70:47: 8C:47:FA:0D:13:B4:61 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 : Nov 19 09:16:41.178 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:13:A3:B4:EC:B0:6F:AD:19:DB:B7:09:51: 1E:07:F2:DA:3A:03:EA:B8:41:EF:D2:1C:AA:40:B1:B0: C0:95:7E:C6:02:20:11:61:AD:2B:70:02:8E:63:4A:00: 94:24:D2:80:70:33:67:4A:7C:90:92:4B:9A:A7:8A:73: A6:1E:ED:23:F8:0C
-----BEGIN CERTIFICATE-----
MIIG1jCCBb6gAwIBAgIQD0x+YUG8hyiBI0oMV5lVRTANBgkqhkiG9w0BAQsFADBE
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMR4wHAYDVQQDExVH
ZW9UcnVzdCBFViBSU0EgQ0EgRzIwHhcNMjUxMTE5MDAwMDAwWhcNMjYxMjA1MjM1
OTU5WjCBsTETMBEGCysGAQQBgjc8AgEDEwJJVDEXMBUGCysGAQQBgjc8AgECEwZM
YXRpbmExHTAbBgNVBA8MFFByaXZhdGUgT3JnYW5pemF0aW9uMRQwEgYDVQQFEwtG
UiAtIDEyNjIzMzELMAkGA1UEBhMCSVQxEjAQBgNVBAcTCUZyb3Npbm9uZTETMBEG
A1UEChMKU2Vld2ViIFNybDEWMBQGA1UEAxMNd3d3LnNlZXdlYi5pdDCCASIwDQYJ
KoZIhvcNAQEBBQADggEPADCCAQoCggEBALVFCW42L8lolUFnWaSMtkl7bL1DxxYM
wwsYTI5H1ZJoqmmT9hvH64Q435t3P4lUn0oSHzSW4IMBAQfX5uMLUFXkUEtEOrIK
TKuh8jyJxOZkacDf0d2hnXrAFtYWkwj1tJOSD242YZqeyBku0FJMY7qfS+X1N42z
/neyzeNku1C7WoXlP4ozXP6Sb6F/9Se8aTNeURfi9yl58qXWTLM1SWYjGOkgiaag
SDfWJWu8mVpmCEKGFA7trjCdUIcAjgxqEiJdiRwAsv1TRyoSNVMLLM3c7BcLiFf5
YW0yx37nucz7PZYtKW5kNJ7gK0t169S6XCwce9uOPFX5exTveL8o87ECAwEAAaOC
A1QwggNQMB8GA1UdIwQYMBaAFCjSz+4JhHXdtbK1vzzVoMZziF0fMB0GA1UdDgQW
BBTDhLuRqSlCf56ByPS0bPs4UCHmgDAjBgNVHREEHDAagg13d3cuc2Vld2ViLml0
gglzZWV3ZWIuaXQwSgYDVR0gBEMwQTALBglghkgBhv1sAgEwMgYFZ4EMAQEwKTAn
BggrBgEFBQcCARYbaHR0cDovL3d3dy5kaWdpY2VydC5jb20vQ1BTMA4GA1UdDwEB
/wQEAwIFoDATBgNVHSUEDDAKBggrBgEFBQcDATB1BgNVHR8EbjBsMDSgMqAwhi5o
dHRwOi8vY3JsMy5kaWdpY2VydC5jb20vR2VvVHJ1c3RFVlJTQUNBRzIuY3JsMDSg
MqAwhi5odHRwOi8vY3JsNC5kaWdpY2VydC5jb20vR2VvVHJ1c3RFVlJTQUNBRzIu
Y3JsMHMGCCsGAQUFBwEBBGcwZTAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuZGln
aWNlcnQuY29tMD0GCCsGAQUFBzAChjFodHRwOi8vY2FjZXJ0cy5kaWdpY2VydC5j
b20vR2VvVHJ1c3RFVlJTQUNBRzIuY3J0MAwGA1UdEwEB/wQCMAAwggF8BgorBgEE
AdZ5AgQCBIIBbASCAWgBZgB1ANgJVTuUT3r/yBYZb5RPhauw+Pxeh1UmDxXRLnK7
RUsUAAABmptm3UQAAAQDAEYwRAIgDHEcK9/EoDxVAxk2b2gQLEVp2dcfPH5r0sj8
+XJcmHsCIBkKcmEACvCSmzjypbJdASE0xSqa3kY/jB7TJZTVO2AoAHYAwjF+V0UZ
o0XufzjespBB68fCIVoiv3/Vta12mtkOUs0AAAGam2bdPQAABAMARzBFAiEA6xf0
4OnDXt3uf9m8/dN/x8hCO0cab053yLao2NDmFVcCIEOkr8KLxanpqU2/dGkPjWKN
nfKtmNeCcEeMR/oNE7RhAHUAlE5Dh/rswe+B8xkkJqgYZQHH0184AgE/cmd9VTcu
GdgAAAGam2bdWgAABAMARjBEAiATo7TssG+tGdu3CVEeB/LaOgPquEHv0hyqQLGw
wJV+xgIgEWGtK3ACjmNKAJQk0oBwM2dKfJCSS5qninOmHu0j+AwwDQYJKoZIhvcN
AQELBQADggEBAGN3KCqz7wn/5a8hjr3M1zzqkuJ2JVaveV89TE96Ji84VTd4u4BZ
7HtLAi/HEIXk08JQNYLHn3dqGPLftJ1O7KAxN0stPFBVJs4Gq/c2tP6/3eL0xJNf
wJ6Xt91G+hqvjOTbCgloWtJJpvhnpif4eNXyUcB2FBuozy53JbLKwyIlJ8mRrV3L
ajE5o8wbt7E9UCcJCt9CYeGNbCnKbNdw/CqzYHe0ZSHEqh3PF3vWVc7AIG+Cwmui
Yuz93fGoftXkc2r2V3KTbBqvZbMyBNuPEqdp4rPzRN+YFjL3s22FerTiNvHV560K
LNGc2+DUhhTs15qqtxg2VzjyhOjMWT4m+zs=
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-22T13:40:16+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2020-07-02T12:42:57+00:00
Expires
2030-07-02T12:42:57+00:00
Days remaining
1378
Serial (hex)
0D601262C8A7721A6EAB0361E5619580
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

2D:14:0F:20:B8:A9:6E:2B:4D:2F:1C:C5:AC:A5:E5:A1:E7:DC:56:A7:49:1E:51:09:06:96:0F:38:D2:D2:1A:EF
Certificate extensions & PEM
subjectKeyIdentifier
28:D2:CF:EE:09:84:75:DD:B5:B2:B5:BF:3C:D5:A0:C6:73:88:5D:1F
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
basicConstraints
CA:TRUE, pathlen:0
authorityInfoAccess
OCSP - URI:http://ocsp.digicert.com
crlDistributionPoints
Full Name: URI:http://crl3.digicert.com/DigiCertGlobalRootG2.crl Full Name: URI:http://crl4.digicert.com/DigiCertGlobalRootG2.crl
certificatePolicies
Policy: X509v3 Any Policy CPS: https://www.digicert.com/CPS User Notice: Explicit Text: Any use of this Certificate constitutes acceptance of the Relying Party Agreement located at https://www.digicert.com/rpa-ua
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4132
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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 →