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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

TLSv1.2

janestreet.com · 13.248.239.113:443

Verified

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

Subject
CN=www.janestreet.com
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M01
Valid from
2026-08-11T00:00:00+00:00
Expires
2027-02-24T23:59:59+00:00
Days remaining
141
Serial (hex)
068916B61F679CA1BE4680994E044F7D
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:www.janestreet.com, DNS:janestreet.com

SHA-256 fingerprint

95:84:0F:1B:0A:2C:78:10:B6:40:33:40:29:80:75:14:B5:82:F0:B9:55:4F:8B:F4:77:83:B4:19:A7:BE:2E:3B
Certificate extensions & PEM
authorityKeyIdentifier
81:B8:0E:63:8A:89:12:18:E5:FA:3B:3B:50:95:9F:E6:E5:90:13:85
subjectKeyIdentifier
68:8F:60:0D:63:3E:F1:2B:88:D0:32:33:E9:58:71:30:D1:61:C4:DA
subjectAltName
DNS:www.janestreet.com, DNS:janestreet.com
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m01.amazontrust.com/r2m01.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m01.amazontrust.com CA Issuers - URI:http://crt.r2m01.amazontrust.com/r2m01.cer
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 : Aug 11 09:39:07.662 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:85:DE:E8:88:CD:9F:04:A8:BF:CE:5E: BF:DD:54:25:0E:18:4D:1C:A9:4D:6C:78:68:4D:8B:74: 4D:AC:05:FA:50:02:20:67:EB:D4:C8:F6:5F:25:27:B1: 7E:BD:A1:F2:27:4B:D7:97:A6:54:DC:7A:C4:3F:30:A3: 8B:46:4F:12:8D:B5:02 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D6:D5:8D:A9:D0:17:53:F3:6A:4A:A0:C7:57:49:02:AF: EB:C7:DC:2C:D3:8C:D9:F7:64:C8:0C:89:19:1E:9F:02 Timestamp : Aug 11 09:39:07.848 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:CF:CD:91:51:9C:78:C6:D0:D3:1E:0D: 95:66:CD:09:0C:12:2E:45:CD:F3:6E:2A:2B:C3:07:21: 15:F1:D5:F6:14:02:21:00:D7:A5:3B:DF:03:D6:76:4E: FB:CF:38:6D:0A:25:4D:9D:61:5D:AD:55:54:34:0D:41: 62:8D:4E:84:F8:0E:9B:0A 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 : Aug 11 09:39:07.783 2026 GMT Extensions: 00:00:05:00:08:6C:6A:34 Signature : ecdsa-with-SHA256 30:46:02:21:00:E9:28:5D:30:3E:A9:4A:7A:2E:9B:02: AF:1B:D4:DB:C3:DD:7B:D3:75:AE:59:28:BD:FF:B2:E7: 6F:4D:D9:20:C9:02:21:00:DA:B0:0F:82:7A:97:79:F2: 0F:95:35:6C:6A:9A:0A:36:7C:EE:13:CB:D7:3D:DA:29: 8E:7A:CC:F5:5E:00:7A:15
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-06T01:16:38+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M01
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:21:28+00:00
Expires
2030-08-23T22:21:28+00:00
Days remaining
1417
Serial (hex)
077312380B9D6688A33B1ED9BF9CCDA68E0E0F
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

53:38:EB:EC:8F:B2:AC:60:99:61:26:D3:E7:6A:A3:4F:D0:F3:31:8A:C7:8E:BB:7A:C8:F6:F1:36:1F:48:4B:33
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
81:B8:0E:63:8A:89:12:18:E5:FA:3B:3B:50:95:9F:E6:E5:90:13:85
authorityKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityInfoAccess
OCSP - URI:http://ocsp.rootca1.amazontrust.com CA Issuers - URI:http://crt.rootca1.amazontrust.com/rootca1.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca1.amazontrust.com/rootca1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4103
Serial (hex)
067F944A2A27CDF3FAC2AE2B01F908EEB9C4C6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

87:DC:D4:DC:74:64:0A:32:2C:D2:05:55:25:06:D1:BE:64:F1:25:96:25:80:96:54:49:86:B4:85:0B:C7:27:06
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----BEGIN CERTIFICATE-----
MIIEkjCCA3qgAwIBAgITBn+USionzfP6wq4rAfkI7rnExjANBgkqhkiG9w0BAQsF
ADCBmDELMAkGA1UEBhMCVVMxEDAOBgNVBAgTB0FyaXpvbmExEzARBgNVBAcTClNj
b3R0c2RhbGUxJTAjBgNVBAoTHFN0YXJmaWVsZCBUZWNobm9sb2dpZXMsIEluYy4x
OzA5BgNVBAMTMlN0YXJmaWVsZCBTZXJ2aWNlcyBSb290IENlcnRpZmljYXRlIEF1
dGhvcml0eSAtIEcyMB4XDTE1MDUyNTEyMDAwMFoXDTM3MTIzMTAxMDAwMFowOTEL
MAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpvbjEZMBcGA1UEAxMQQW1hem9uIFJv
b3QgQ0EgMTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBALJ4gHHKeNXj
ca9HgFB0fW7Y14h29Jlo91ghYPl0hAEvrAIthtOgQ3pOsqTQNroBvo3bSMgHFzZM
9O6II8c+6zf1tRn4SWiw3te5djgdYZ6k/oI2peVKVuRF4fn9tBb6dNqcmzU5L/qw
IFAGbHrQgLKm+a/sRxmPUDgH3KKHOVj4utWp+UhnMJbulHheb4mjUcAwhmahRWa6
VOujw5H5SNz/0egwLX0tdHA114gk957EWW67c4cX8jJGKLhD+rcdqsq08p8kDi1L
93FcXmn/6pUCyziKrlA4b9v7LWIbxcceVOF34GfID5yHI9Y/QCB/IIDEgEw+OyQm
jgSubJrIqg0CAwEAAaOCATEwggEtMA8GA1UdEwEB/wQFMAMBAf8wDgYDVR0PAQH/
BAQDAgGGMB0GA1UdDgQWBBSEGMyFNOy8DJSULghZnMeyEE4KCDAfBgNVHSMEGDAW
gBScXwDfqgHXMCs4iKK4bUqc8hGRgzB4BggrBgEFBQcBAQRsMGowLgYIKwYBBQUH
MAGGImh0dHA6Ly9vY3NwLnJvb3RnMi5hbWF6b250cnVzdC5jb20wOAYIKwYBBQUH
MAKGLGh0dHA6Ly9jcnQucm9vdGcyLmFtYXpvbnRydXN0LmNvbS9yb290ZzIuY2Vy
MD0GA1UdHwQ2MDQwMqAwoC6GLGh0dHA6Ly9jcmwucm9vdGcyLmFtYXpvbnRydXN0
LmNvbS9yb290ZzIuY3JsMBEGA1UdIAQKMAgwBgYEVR0gADANBgkqhkiG9w0BAQsF
AAOCAQEAYjdCXLwQtT6LLOkMm2xF4gcAevnFWAu5CIw+7bMlPLVvUOTNNWqnkzSW
MiGpSESrnO09tKpzbeR/FoCJbM8oAxiDR3mjEH4wW6w7sGDgd9QIpuEdfF7Au/ma
eyKdpwAJfqxGF4PcnCZXmTA5YpaP7dreqsXMGz7KQ2hsVxa81Q4gLv7/wmpdLqBK
bRRYh5TmOTFffHPLkIhqhBGWJ6bt2YFGpn6jcgAKUj6DiAdjd4lpFw85hdKrCEVN
0FE6/V1dN2RMfjCyVSRCnTawXZwXgWHxyvkQAiSr6w10kY17RSlQOYiypok1JR4U
akcjMS9cmvqtmg5iUaQqqcT5NJ0hGA==
-----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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