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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

cdn.perf1.com · 81.92.94.54:443

Verified

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

Subject
C=FR L=Angers O=Nameshield SAS CN=*.perf1.com
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Valid from
2026-10-06T00:00:00+00:00
Expires
2027-04-22T23:59:59+00:00
Days remaining
190
Serial (hex)
01F81A764BEBEF03B7388EB8D89AE931
Signature
RSA-SHA512
Public key
RSA 4096

Subject alternative names (SAN)

DNS:*.perf1.com, DNS:perf1.com

SHA-256 fingerprint

86:C1:7F:54:15:65:19:8F:1D:24:62:07:51:B5:8C:25:69:2E:A5:12:7A:33:AB:C7:DC:E7:72:19:F1:0C:A6:0C
Certificate extensions & PEM
authorityKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
subjectKeyIdentifier
0B:4F:F3:F8:00:DD:F0:F7:01:32:62:2D:F1:7C:2E:81:91:18:5E:05
subjectAltName
DNS:*.perf1.com, DNS:perf1.com
certificatePolicies
Policy: 2.23.140.1.2.2 CPS: http://www.digicert.com/CPS
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
crlDistributionPoints
Full Name: URI:http://cdp.thawte.com/ThawteTLSRSACAG1.crl
authorityInfoAccess
OCSP - URI:http://status.thawte.com CA Issuers - URI:http://cacerts.thawte.com/ThawteTLSRSACAG1.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 : Oct 6 08:16:26.499 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:73:3A:79:96:6B:97:B7:CD:8E:8E:7B:64: 3C:C8:1F:86:A3:42:DC:0F:11:F4:D5:01:2E:DA:02:EB: 8D:BC:4E:F3:02:20:5D:96:BB:B5:6C:52:5A:EB:93:E4: 91:83:E0:71:82:55:E3:59:57:E4:44:E5:8E:A9:0A:2B: 7E:49:25:C2:00:0C 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 : Oct 6 08:16:26.555 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:12:04:07:B2:49:6C:11:A1:F1:A5:89:3F: 52:D1:CD:EF:10:A1:16:71:47:F4:B3:13:66:CA:E8:D7: AC:0B:51:48:02:21:00:F7:0E:C1:2A:A6:C2:84:6F:EA: 99:B0:6D:0B:37:25:9F:04:EA:9D:86:07:B8:05:AD:3A: 7C:54:6C:85:9C:9E:0E 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 : Oct 6 08:16:26.735 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A1:9E:79:7F:EA:81:23:21:A2:5A:7C: 9D:71:28:C7:26:4C:0A:49:F5:02:41:17:F3:1D:8E:67: DB:69:E9:81:DD:02:21:00:DA:4C:79:AD:13:07:C5:F2: 86:DD:57:46:87:D4:50:3E:56:D1:D0:E2:E0:CE:BC:71: 71:4E:9D:18:67:3F:00:32
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-14T12:18:33+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=Thawte TLS RSA CA G1
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2017-11-02T12:24:25+00:00
Expires
2027-11-02T12:24:25+00:00
Days remaining
384
Serial (hex)
090EE8C5DE5BFA62D2AE2FF7097C4857
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4B:CC:5E:23:4F:E8:1E:DE:4E:AF:88:3A:A1:9C:31:33:5B:0B:26:E8:5E:06:6B:99:45:E4:CB:61:53:EB:20:C2
Certificate extensions & PEM
subjectKeyIdentifier
A5:8C:FE:32:CC:EB:0F:2C:D4:19:C6:08:B8:00:24:88:5D:C3:C5:B7
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: X509v3 Any Policy CPS: https://www.digicert.com/CPS
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Issuer
C=US O=DigiCert Inc OU=www.digicert.com CN=DigiCert Global Root G2
Valid from
2013-08-01T12:00:00+00:00
Expires
2038-01-15T12:00:00+00:00
Days remaining
4110
Serial (hex)
033AF1E6A711A9A0BB2864B11D09FAE5
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CB:3C:CB:B7:60:31:E5:E0:13:8F:8D:D3:9A:23:F9:DE:47:FF:C3:5E:43:C1:14:4C:EA:27:D4:6A:5A:B1:CB:5F
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
4E:22:54:20:18:95:E6:E3:6E:E6:0F:FA:FA:B9:12:ED:06:17:8F:39
-----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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