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

perimeter81.com · 3.173.161.127:443

Verified

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

Subject
CN=sase.checkpoint.com
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M01
Valid from
2026-04-29T00:00:00+00:00
Expires
2026-11-12T23:59:59+00:00
Days remaining
48
Serial (hex)
05E2AA73A02FFBD4578A286D12FC61DA
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:sase.checkpoint.com, DNS:*.sase.checkpoint.com, DNS:perimeter81.com, DNS:*.perimeter81.com

SHA-256 fingerprint

1E:A0:82:3B:1A:0E:27:7B:37:7C:3A:AC:CC:D6:A8:0E:A2:1D:F2:8D:07:51:7A:86:49:6F:0C:24:9E:88:ED:40
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
6B:CB:33:4D:D1:2E:E2:B9:FE:76:D2:CC:C3:F9:36:B8:1A:2F:4B:9E
subjectAltName
DNS:sase.checkpoint.com, DNS:*.sase.checkpoint.com, DNS:perimeter81.com, DNS:*.perimeter81.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 : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Apr 29 02:09:41.753 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:1E:32:8E:66:D0:F4:5A:2C:01:C5:B4:D3: AE:53:12:D1:01:81:0B:2D:2A:5F:C0:3E:8D:3F:1B:A9: 15:38:E8:09:02:21:00:95:91:14:95:06:A0:FF:BF:5F: 01:2F:4F:E9:BF:41:6B:9E:73:0F:3F:28:04:1D:8D:BB: 56:97:41:D1:A8:4B:87 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D7:6D:7D:10:D1:A7:F5:77:C2:C7:E9:5F:D7:00:BF:F9: 82:C9:33:5A:65:E1:D0:B3:01:73:17:C0:C8:C5:69:77 Timestamp : Apr 29 02:09:42.402 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:27:F2:D6:2B:FA:68:C8:53:9F:2D:E9:54: 80:32:9D:62:7B:6C:C9:70:8E:D5:F9:2C:6F:20:20:7A: 39:A2:F5:69:02:20:60:D2:26:3C:2D:D4:83:D2:23:60: 8E:7B:86:00:C1:42:CF:5C:38:B5:40:0C:2B:40:E7:9F: D9:3D:72:40:B1:AE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Apr 29 02:09:41.768 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:21:D6:08:99:11:4C:D8:1D:01:13:1D:08: F9:19:33:BD:86:9A:D0:B5:F3:84:D3:32:4E:36:C9:4A: 07:C9:F6:8D:02:20:23:97:1E:D6:FB:AE:29:34:0B:8F: 4A:10:12:F5:49:82:BF:CC:BC:B4:86:1B:D2:F6:40:30: A7:BE:3F:8C:90:73
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-09-25T00:52:23+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
1428
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
4115
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.

View certificate JSON

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