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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

rootweb.io · 3.67.144.106:443

Verified

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

Subject
CN=rootweb.io
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-08-15T00:00:00+00:00
Expires
2027-02-28T23:59:59+00:00
Days remaining
156
Serial (hex)
04870121E9B366ED0B2AA6D39A1FDD97
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:rootweb.io, DNS:*.rootweb.io

SHA-256 fingerprint

A6:59:03:3E:6A:43:49:B7:66:57:B0:B3:22:EE:D3:93:C1:02:51:C2:FB:9E:39:20:32:D6:80:9F:22:23:38:85
Certificate extensions & PEM
authorityKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
subjectKeyIdentifier
DD:9A:01:32:54:B0:24:D4:61:2C:7D:F8:7B:1D:F4:F2:5B:9A:8F:86
subjectAltName
DNS:rootweb.io, DNS:*.rootweb.io
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m04.amazontrust.com/r2m04.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m04.amazontrust.com CA Issuers - URI:http://crt.r2m04.amazontrust.com/r2m04.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 15 00:52:57.560 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:71:D0:1D:0A:59:95:23:4D:7C:EA:71:E7: 6C:88:65:05:DB:2B:86:84:F6:D0:80:F5:B4:48:CB:28: A9:D5:5F:B9:02:20:72:77:84:62:5E:A7:8C:82:26:88: 26:8F:BC:78:11:F9:C7:DA:A3:86:1E:35:8C:4C:9A:76: CA:43:FE:34:75:46 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 15 00:52:57.615 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CE:4E:2A:86:D5:5A:B0:FA:78:52:E7: 25:03:F9:E9:E1:DF:71:25:20:5D:D9:0D:DE:B4:D6:F5: 35:7B:36:17:D6:02:20:79:03:56:EB:C0:18:12:94:6A: 82:B6:2B:24:EE:5A:65:26:DC:63:4F:27:47:8D:03:1A: 40:FC:7E:F6:04:2B:6A Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 44:C2:BD:0C:E9:14:0E:64:A5:C9:4A:01:93:0A:5A:A1: BB:35:97:0E:00:EE:11:16:89:68:2A:1C:44:D7:B5:66 Timestamp : Aug 15 00:52:57.643 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:18:26:E5:4E:A9:D0:47:52:76:E5:D8:51: 41:C3:12:73:5B:D2:4B:F4:F4:5C:E6:19:F3:5B:21:EC: 98:F7:D1:99:02:21:00:A3:FB:50:22:83:56:D6:AF:2D: DC:F5:6D:72:37:08:4D:C3:4B:D2:AB:16:E6:DB:40:F5: 6B:81:10:30:15:46:FD
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-25T10:44:58+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M04
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:26:35+00:00
Expires
2030-08-23T22:26:35+00:00
Days remaining
1428
Serial (hex)
0773124F2A952E3ED18A58BDB85D1BC0CE5F27
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:8B:DF:6E:23:AC:97:1E:B4:E6:26:B2:79:DD:6A:26:F0:57:51:0F:1D:E3:94:29:3A:5E:EA:28:60:DE:01:9B
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
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
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-----
MIIEXjCCA0agAwIBAgITB3MSTyqVLj7Rili9uF0bwM5fJzANBgkqhkiG9w0BAQsF
ADA5MQswCQYDVQQGEwJVUzEPMA0GA1UEChMGQW1hem9uMRkwFwYDVQQDExBBbWF6
b24gUm9vdCBDQSAxMB4XDTIyMDgyMzIyMjYzNVoXDTMwMDgyMzIyMjYzNVowPDEL
MAkGA1UEBhMCVVMxDzANBgNVBAoTBkFtYXpvbjEcMBoGA1UEAxMTQW1hem9uIFJT
QSAyMDQ4IE0wNDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAM3pVR6A
lQOp4xe776FdePXyejgA38mYx1ou9/jrpV6Sfn+/oqBKgwhY6ePsQHHQayWBJdBn
v4Wz363qRI4XUh9swBFJ11TnZ3LqOMvHmWq2+loA0QPtOfXdJ2fHBLrBrngtJ/GB
0p5olAVYrSZgvQGP16Rf8ddtNyxEEhYm3HuhmNi+vSeAq1tLYJPAvRCXonTpWdSD
xY6hvdmxlqTYi82AtBXSfpGQ58HHM0hw0C6aQakghrwWi5fGslLOqzpimNMIsT7c
qa0GJx6JfKqJqmQQNplO2h8n9ZsFJgBowof01ppdoLAWg6caMOM0om/VILKaa30F
9W/r8Qjah7ltGVkCAwEAAaOCAVowggFWMBIGA1UdEwEB/wQIMAYBAf8CAQAwDgYD
VR0PAQH/BAQDAgGGMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAdBgNV
HQ4EFgQUH1KSYVaCVH+BZtgdPQqqMlyH3QgwHwYDVR0jBBgwFoAUhBjMhTTsvAyU
lC4IWZzHshBOCggwewYIKwYBBQUHAQEEbzBtMC8GCCsGAQUFBzABhiNodHRwOi8v
b2NzcC5yb290Y2ExLmFtYXpvbnRydXN0LmNvbTA6BggrBgEFBQcwAoYuaHR0cDov
L2NydC5yb290Y2ExLmFtYXpvbnRydXN0LmNvbS9yb290Y2ExLmNlcjA/BgNVHR8E
ODA2MDSgMqAwhi5odHRwOi8vY3JsLnJvb3RjYTEuYW1hem9udHJ1c3QuY29tL3Jv
b3RjYTEuY3JsMBMGA1UdIAQMMAowCAYGZ4EMAQIBMA0GCSqGSIb3DQEBCwUAA4IB
AQA+1O5UsAaNuW3lHzJtpNGwBnZd9QEYFtxpiAnIaV4qApnGS9OCw5ZPwie7YSlD
ZF5yyFPsFhUC2Q9uJHY/CRV1b5hIiGH0+6+w5PgKiY1MWuWT8VAaJjFxvuhM7a/e
fN2TIw1Wd6WCl6YRisunjQOrSP+unqC8A540JNyZ1JOE3jVqat3OZBGgMvihdj2w
Y23EpwesrKiQzkHzmvSH67PVW4ycbPy08HVZnBxZ5NrlGG9bwXR3fNTaz+c+Ej6c
5AnwI3qkOFgSkg3Y75cdFz6pO/olK+e3AqygAcv0WjzmkDPuBjssuZjCHMC56oH3
GJkV29Di2j5prHJbwZjG1inU
-----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
4114
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-----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-----END CERTIFICATE-----

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

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