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

fastmetrics.com · 149.248.17.201:443

Verified

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

Subject
CN=fastmetrics.com
Issuer
C=AT O=ZeroSSL GmbH CN=ZeroSSL ECC DV SSL CA 2
Valid from
2026-10-18T00:00:00+00:00
Expires
2027-01-16T23:59:59+00:00
Days remaining
65
Serial (hex)
92E1B9C9F944DBB8438C393E4A020ED6
Signature
ecdsa-with-SHA256
Public key
EC 256 prime256v1

Subject alternative names (SAN)

DNS:fastmetrics.com, DNS:www.fastmetrics.com

SHA-256 fingerprint

6E:F0:9D:BD:C4:C5:92:3F:16:9F:A2:31:4C:19:64:F3:FE:3B:9B:AE:EB:DC:9F:99:9F:B3:FB:BF:F7:95:40:18
Certificate extensions & PEM
authorityKeyIdentifier
94:45:9F:DA:51:47:71:D5:73:AE:AC:1D:AB:08:72:12:6D:AD:7C:62
subjectKeyIdentifier
33:F3:96:54:BD:B0:97:7F:90:ED:20:AC:7D:03:43:DA:43:5A:8B:8D
keyUsage
Digital Signature
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/ZeroSSLECCDVSSLCA2.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:fastmetrics.com, DNS:www.fastmetrics.com
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 00:1A:5D:1A:1C:2D:93:75:B6:48:55:78:F8:2F:71:A1: AE:6E:EF:39:7D:29:7C:8A:E3:15:7B:CA:DE:E1:A0:1E Timestamp : Oct 18 05:04:20.447 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C6:CD:5C:F1:DC:0B:1A:37:09:5F:0F: 46:2F:3D:8E:DB:AA:8D:A3:10:26:74:10:DD:B5:F5:9E: 2D:E9:AB:C6:98:02:21:00:8C:58:22:82:9D:30:CD:6B: 3F:56:CF:7F:4A:01:B0:32:F6:EA:4D:94:F9:53:3A:9E: 97:06:E7:50:9E:AF:C6:EA Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Oct 18 05:04:20.967 2026 GMT Extensions: 00:00:05:00:0F:86:64:96 Signature : ecdsa-with-SHA256 30:44:02:20:62:D4:EB:55:19:35:39:D1:ED:FC:B1:5C: DA:0A:BB:BE:70:97:5E:B7:1B:2C:75:59:74:08:F3:8C: A9:9E:B7:72:02:20:0E:82:9F:D7:CD:EA:01:09:A7:96: B8:B5:C3:03:D1:CB:B8:6D:CD:15:AE:DC:FB:68:FF:CF: F4:C3:42:5A:B5:4C
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-11-12T12:07:22+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=AT O=ZeroSSL GmbH CN=ZeroSSL ECC DV SSL CA 2
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root E46
Valid from
2025-09-24T00:00:00+00:00
Expires
2035-09-23T23:59:59+00:00
Days remaining
3237
Serial (hex)
C4E1C5BB00F0278F347BE4F85D63FCCA
Signature
ecdsa-with-SHA384
Public key
EC 256 prime256v1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

BE:C8:4F:CE:0D:AA:42:3F:3B:3E:ED:38:EA:48:06:6C:C5:61:8F:52:44:AD:65:CD:9F:86:24:A8:13:FA:4C:3D
Certificate extensions & PEM
authorityKeyIdentifier
D1:22:DA:4C:59:F1:4B:5F:26:38:AA:9D:D6:EE:EB:0D:C3:FB:A9:61
subjectKeyIdentifier
94:45:9F:DA:51:47:71:D5:73:AE:AC:1D:AB:08:72:12:6D:AD:7C:62
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootE46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootE46.p7c OCSP - URI:http://ocsp.sectigo.com
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root E46
Issuer
C=US ST=New Jersey L=Jersey City O=The USERTRUST Network CN=USERTrust ECC Certification Authority
Valid from
2021-03-22T00:00:00+00:00
Expires
2038-01-18T23:59:59+00:00
Days remaining
4085
Serial (hex)
1A9EAFEC6DE8E19B5C193141B68D90DD
Signature
ecdsa-with-SHA384
Public key
EC 384 secp384r1

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

EA:6B:89:ED:69:07:A2:09:FF:91:88:67:6F:B1:64:E7:AC:ED:89:4B:89:96:DF:BE:5C:E5:BB:CC:22:DE:4D:DD
Certificate extensions & PEM
authorityKeyIdentifier
3A:E1:09:86:D4:CF:19:C2:96:76:74:49:76:DC:E0:35:C6:63:63:9A
subjectKeyIdentifier
D1:22:DA:4C:59:F1:4B:5F:26:38:AA:9D:D6:EE:EB:0D:C3:FB:A9:61
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy
crlDistributionPoints
Full Name: URI:http://crl.usertrust.com/USERTrustECCCertificationAuthority.crl
authorityInfoAccess
OCSP - URI:http://ocsp.usertrust.com
-----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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