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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

3m.com · 18.217.33.221:443

Verified

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

Subject
CN=selector.3m.net
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-07-11T00:00:00+00:00
Expires
2027-01-24T23:59:59+00:00
Days remaining
123
Serial (hex)
0316B5220FDB6F32FB47AF25AFC93ABF
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:selector.3m.net, DNS:3m.com, DNS:www.scottsafety.com, DNS:scottsafety.com, DNS:www.selector.3m.net, DNS:*.3m.com

SHA-256 fingerprint

BC:83:DC:AF:3C:16:C1:3A:2F:30:F6:00:39:8F:B8:B5:C3:90:C2:9F:2F:36:63:76:C9:B9:49:37:8B:27:0A:5D
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
B8:D0:55:18:11:FA:B9:63:72:9A:78:1B:DC:76:08:1D:7D:64:F8:CE
subjectAltName
DNS:selector.3m.net, DNS:3m.com, DNS:www.scottsafety.com, DNS:scottsafety.com, DNS:www.selector.3m.net, DNS:*.3m.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.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 : Jul 11 00:06:58.332 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:0F:E7:BB:81:B6:54:EE:68:F7:2B:08:2E: 4E:CF:0F:13:3D:AE:A3:BB:54:A0:CE:73:4F:76:D5:E9: DC:EA:ED:DE:02:21:00:A9:A5:FC:D8:B9:45:13:B0:30: 8B:DC:53:AD:3C:FF:6F:1B:26:75:58:FC:55:1B:E5:6F: C0:35:FA:F5:2F:05:26 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 : Jul 11 00:06:58.305 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:D1:B2:99:CE:FC:C9:3D:31:AF:98:C6: 79:FD:0A:06:46:FD:41:3F:5D:82:F0:37:B2:F4:10:41: 22:37:61:DE:1C:02:20:50:4E:DB:B9:2C:6A:38:A7:52: 76:7E:0A:73:C2:BE:16:A1:6C:94:06:CA:3D:FA:31:1E: C0:7A:33:B7:33:AA:3E 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 : Jul 11 00:06:58.394 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:6F:18:A8:26:67:F9:54:08:4B:17:1F:D0: 59:BF:CF:4D:21:B0:52:85:D4:98:9D:A1:CC:ED:2C:05: EA:06:96:86:02:21:00:9A:BE:F1:12:6C:C0:86:81:CA: 82:EA:75:BC:61:2C:10:00:AD:47:75:DC:64:31:83:59: 1D:0C:C0:6D:27:1E:E7
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-09-23T08:53:27+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
1430
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-----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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
4116
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.

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