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

20i.com · 185.151.30.20:443

Verified

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

Subject
jurisdictionC=GB businessCategory=Private Organization serialNumber=09775671 C=GB L=Mansfield O=20I LIMITED CN=www.20i.com
Issuer
C=US O=DigiCert Inc CN=GeoTrust EV RSA CA G2
Valid from
2025-12-29T00:00:00+00:00
Expires
2027-01-29T23:59:59+00:00
Days remaining
122
Serial (hex)
085EA4FB71E8C98DBCB66F302E906479
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.20i.com, DNS:20i.com, DNS:api.20i.com, DNS:admin.20i.com, DNS:my.20i.com

SHA-256 fingerprint

AB:CF:10:54:66:FB:45:6C:40:56:D9:2C:48:BD:11:C4:E8:28:11:37:D6:40:F5:BC:4E:20:44:1F:09:75:DB:80
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
7C:CC:86:02:FE:BA:92:7F:6C:AE:E1:EB:5B:F6:05:5C:A7:B8:5C:86
subjectAltName
DNS:www.20i.com, DNS:20i.com, DNS:api.20i.com, DNS:admin.20i.com, DNS:my.20i.com
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 : 4C:63:DC:98:E5:9C:1D:AB:88:F6:1E:8A:3D:DE:AE:8F: AB:44:A3:37:7B:5F:9B:94:C3:FB:A1:9C:FC:C1:BE:26 Timestamp : Dec 29 09:49:27.446 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:F4:A3:64:C1:87:6D:7C:BB:C9:30:9B: CB:47:91:92:31:B2:53:41:43:05:35:05:0F:B1:3C:12: 51:B2:C0:4D:A0:02:21:00:9B:A1:48:9C:9A:0F:36:FA: FC:22:FE:59:18:6A:41:79:03:D1:CB:C8:4E:5B:C3:62: 7C:63:FD:7D:4A:CC:B8:93 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1C:9F:68:2C:E9:FA:F0:45:69:50:F8:1B:96:8A:87:DD: DB:32:10:D8:4C:E6:C8:B2:E3:82:52:4A:C4:CF:59:9F Timestamp : Dec 29 09:49:27.482 2025 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:96:37:F5:DA:FC:DF:29:D2:66:60:BE: 29:50:EF:57:FC:C5:5B:A3:65:36:1C:6B:83:12:56:6A: CB:37:2E:10:3B:02:21:00:FA:86:23:F6:5C:1C:39:30: 0A:6D:18:9A:70:75:8E:73:69:29:97:45:B4:F5:1A:F6: 2B:43:DA:90:96:96:07:50 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A2:81:00:18:73:4E:17:6E:1D:47:E0:95:40:F3:81:BA: 54:66:97:CD:63:A8:43:50:71:6E:B8:09:4E:DA:F1:0D Timestamp : Dec 29 09:49:27.550 2025 GMT Extensions: 00:00:05:00:00:D9:5E:5C Signature : ecdsa-with-SHA256 30:45:02:20:05:33:B8:1A:80:27:A6:55:83:88:10:9B: 16:F7:EE:3C:E2:45:CE:36:5B:4F:D1:18:2B:74:80:B9: D9:5E:49:20:02:21:00:DA:93:7D:06:A8:0E:DC:C5:E3: 3F:B5:46:3E:0C:D4:A4:F2:13:28:30:F3:D4:BF:22:AA: 6C:E0:C9:8B:CC:19:8E
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-29T09:31:21+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
1372
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
4126
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-----
MIIDjjCCAnagAwIBAgIQAzrx5qcRqaC7KGSxHQn65TANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xMzA4MDExMjAwMDBaFw0zODAxMTUxMjAwMDBaMGExCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xIDAeBgNVBAMTF0RpZ2lDZXJ0IEdsb2JhbCBSb290IEcyMIIBIjANBgkqhkiG
9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuzfNNNx7a8myaJCtSnX/RrohCgiN9RlUyfuI
2/Ou8jqJkTx65qsGGmvPrC3oXgkkRLpimn7Wo6h+4FR1IAWsULecYxpsMNzaHxmx
1x7e/dfgy5SDN67sH0NO3Xss0r0upS/kqbitOtSZpLYl6ZtrAGCSYP9PIUkY92eQ
q2EGnI/yuum06ZIya7XzV+hdG82MHauVBJVJ8zUtluNJbd134/tJS7SsVQepj5Wz
tCO7TG1F8PapspUwtP1MVYwnSlcUfIKdzXOS0xZKBgyMUNGPHgm+F6HmIcr9g+UQ
vIOlCsRnKPZzFBQ9RnbDhxSJITRNrw9FDKZJobq7nMWxM4MphQIDAQABo0IwQDAP
BgNVHRMBAf8EBTADAQH/MA4GA1UdDwEB/wQEAwIBhjAdBgNVHQ4EFgQUTiJUIBiV
5uNu5g/6+rkS7QYXjzkwDQYJKoZIhvcNAQELBQADggEBAGBnKJRvDkhj6zHd6mcY
1Yl9PMWLSn/pvtsrF9+wX3N3KjITOYFnQoQj8kVnNeyIv/iPsGEMNKSuIEyExtv4
NeF22d+mQrvHRAiGfzZ0JFrabA0UWTW98kndth/Jsw1HKj2ZL7tcu7XUIOGZX1NG
Fdtom/DzMNU+MeKNhJ7jitralj41E6Vf8PlwUHBHQRFXGU7Aj64GxJUTFy8bJZ91
8rGOmaFvE7FBcf6IKshPECBV1/MUReXgRPTqh5Uykw7+U0b6LJ3/iyK5S9kJRaTe
pLiaWN0bfVKfjllDiIGknibVb63dDcY3fe0Dkhvld1927jyNxF1WW6LZZm6zNTfl
MrY=
-----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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