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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

antispam01.imos.net · 212.87.140.20:443

Verified

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

Subject
CN=*.imos.net
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Valid from
2026-01-13T00:00:00+00:00
Expires
2027-01-12T23:59:59+00:00
Days remaining
58
Serial (hex)
0CAC61A9E76744A3304D60DD4E9D7C71
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.imos.net, DNS:imos.net

SHA-256 fingerprint

9E:CD:6B:48:A4:54:12:B3:5C:08:AB:8A:06:BF:39:8C:65:CA:15:67:4E:D1:AE:B5:A9:4D:5B:CC:27:96:CA:7F
Certificate extensions & PEM
authorityKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
subjectKeyIdentifier
7A:00:B7:F6:2E:72:EE:B4:8D:62:EA:6A:F9:D5:00:89:70:EF:C6:13
subjectAltName
DNS:*.imos.net, DNS:imos.net
certificatePolicies
Policy: 2.23.140.1.2.1 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://cdp.rapidssl.com/RapidSSLTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.rapidssl.com CA Issuers - URI:http://cacerts.rapidssl.com/RapidSSLTLSRSACAG1.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 : Jan 13 07:45:58.301 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:E5:14:1D:76:91:B2:98:19:6B:9D:D7: A3:F2:14:28:CF:27:27:37:E4:DA:EB:E9:B4:34:EF:F7: 75:45:8F:D1:10:02:21:00:AA:F7:63:08:2A:86:00:E2: A3:C5:6E:CB:76:9C:5B:C1:7C:5D:D7:EF:89:4A:DA:BA: 59:87:2C:4E:41:D6:76:1C 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 : Jan 13 07:45:58.309 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:FF:98:D9:AC:60:59:72:17:82:35:EA: 7A:22:CE:C4:2C:4C:B3:33:99:84:A0:16:83:31:34:11: 3D:55:B6:F9:89:02:20:3E:EA:CD:62:04:AC:E1:1E:D6: 51:21:F8:27:BE:54:80:B7:9C:FC:4C:56:68:97:08:68: 49:3F:5B:3D:54:B8:7C 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 : Jan 13 07:45:58.482 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:01:1D:E9:15:A1:13:E4:15:EF:29:DB:28: 0D:EF:3B:3A:05:66:1D:F9:D3:B9:6B:44:82:15:78:95: 6C:FA:67:E6:02:21:00:C3:6B:4E:B6:2E:3E:F3:4E:92: D8:01:97:97:7F:07:EC:97:24:F8:AE:B1:18:23:72:EC: 6B:ED:22:B7:24:13:EC
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-15T07:53:38+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=RapidSSL TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:33+00:00
Expires
2027-11-02T12:24:33+00:00
Days remaining
352
Serial (hex)
0B259422CED9812A15A04E99528A0EFA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

44:22:E9:63:EE:53:CD:58:CC:9F:85:CD:40:BF:5F:FE:C0:09:5F:DF:1A:15:45:35:66:1C:1C:06:BC:AD:C6:9B
Certificate extensions & PEM
subjectKeyIdentifier
0C:DB:6C:82:49:0F:4A:67:0A:B8:14:EE:7A:C4:48:52:88:EB:56:38
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
certificatePolicies
Policy: 2.16.840.1.114412.1.1 CPS: https://www.digicert.com/CPS Policy: 2.16.840.1.114412.1.2 Policy: 2.23.140.1.2.1 Policy: 2.23.140.1.2.2
-----BEGIN CERTIFICATE-----
MIIEszCCA5ugAwIBAgIQCyWUIs7ZgSoVoE6ZUooO+jANBgkqhkiG9w0BAQsFADBh
MQswCQYDVQQGEwJVUzEVMBMGA1UEChMMRGlnaUNlcnQgSW5jMRkwFwYDVQQLExB3
d3cuZGlnaWNlcnQuY29tMSAwHgYDVQQDExdEaWdpQ2VydCBHbG9iYWwgUm9vdCBH
MjAeFw0xNzExMDIxMjI0MzNaFw0yNzExMDIxMjI0MzNaMGAxCzAJBgNVBAYTAlVT
MRUwEwYDVQQKEwxEaWdpQ2VydCBJbmMxGTAXBgNVBAsTEHd3dy5kaWdpY2VydC5j
b20xHzAdBgNVBAMTFlJhcGlkU1NMIFRMUyBSU0EgQ0EgRzEwggEiMA0GCSqGSIb3
DQEBAQUAA4IBDwAwggEKAoIBAQC/uVklRBI1FuJdUEkFCuDL/I3aJQiaZ6aibRHj
ap/ap9zy1aYNrphe7YcaNwMoPsZvXDR+hNJOo9gbgOYVTPq8gXc84I75YKOHiVA4
NrJJQZ6p2sJQyqx60HkEIjzIN+1LQLfXTlpuznToOa1hyTD0yyitFyOYwURM+/CI
8FNFMpBhw22hpeAQkOOLmsqT5QZJYeik7qlvn8gfD+XdDnk3kkuuu0eG+vuyrSGr
5uX5LRhFWlv1zFQDch/EKmd163m6z/ycx/qLa9zyvILc7cQpb+k7TLra9WE17YPS
n9ANjG+ECo9PDW3N9lwhKQCNvw1gGoguyCQu7HE7BnW8eSSFAgMBAAGjggFmMIIB
YjAdBgNVHQ4EFgQUDNtsgkkPSmcKuBTuesRIUojrVjgwHwYDVR0jBBgwFoAUTiJU
IBiV5uNu5g/6+rkS7QYXjzkwDgYDVR0PAQH/BAQDAgGGMB0GA1UdJQQWMBQGCCsG
AQUFBwMBBggrBgEFBQcDAjASBgNVHRMBAf8ECDAGAQH/AgEAMDQGCCsGAQUFBwEB
BCgwJjAkBggrBgEFBQcwAYYYaHR0cDovL29jc3AuZGlnaWNlcnQuY29tMEIGA1Ud
HwQ7MDkwN6A1oDOGMWh0dHA6Ly9jcmwzLmRpZ2ljZXJ0LmNvbS9EaWdpQ2VydEds
b2JhbFJvb3RHMi5jcmwwYwYDVR0gBFwwWjA3BglghkgBhv1sAQEwKjAoBggrBgEF
BQcCARYcaHR0cHM6Ly93d3cuZGlnaWNlcnQuY29tL0NQUzALBglghkgBhv1sAQIw
CAYGZ4EMAQIBMAgGBmeBDAECAjANBgkqhkiG9w0BAQsFAAOCAQEAGUSlOb4K3Wtm
SlbmE50UYBHXM0SKXPqHMzk6XQUpCheF/4qU8aOhajsyRQFDV1ih/uPIg7YHRtFi
CTq4G+zb43X1T77nJgSOI9pq/TqCwtukZ7u9VLL3JAq3Wdy2moKLvvC8tVmRzkAe
0xQCkRKIjbBG80MSyDX/R4uYgj6ZiNT/Zg6GI6RofgqgpDdssLc0XIRQEotxIZcK
zP3pGJ9FCbMHmMLLyuBd+uCWvVcF2ogYAawufChS/PT61D9rqzPRS5I2uqa3tmIT
44JhJgWhBnFMb7AGQkvNq9KNS9dd3GWc17H/dXa1enoxzWjE0hBdFjxPhUb0W3wi
8o34/m8Fxw==
-----END CERTIFICATE-----

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

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