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

TLSv1.2

dallascityhall.com · 66.97.145.100:443

Verified

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

Subject
C=US ST=Texas O=City of Dallas CN=dallascityhall.com
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Valid from
2026-05-08T00:00:00+00:00
Expires
2026-11-22T23:59:59+00:00
Days remaining
38
Serial (hex)
FEBE1A6186C9781956FA5CF36334AC08
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:dallascityhall.com, DNS:www.dallascityhall.com

SHA-256 fingerprint

89:EF:54:FA:A1:22:DC:5D:80:78:C2:AB:A8:96:E9:52:FA:B7:69:54:9C:EE:1E:CA:85:12:71:79:00:79:D5:25
Certificate extensions & PEM
authorityKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
subjectKeyIdentifier
80:6A:46:12:16:41:7E:83:78:CB:C2:59:A5:2D:46:EE:82:2A:28:4F
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 1.3.6.1.4.1.6449.1.2.1.3.4 CPS: https://sectigo.com/CPS Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationCAOVR36.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:dallascityhall.com, DNS:www.dallascityhall.com
ct_precert_scts
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 : May 8 00:05:53.178 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:F5:EB:D9:91:50:DB:0B:A4:AE:87:1E: 94:30:61:4F:E1:95:2F:6D:21:4E:31:82:3E:8F:16:7B: 24:45:ED:D7:47:02:21:00:9C:81:FD:FF:14:E6:7C:2C: 11:D5:DA:65:FD:5A:19:D1:59:F2:D1:31:B1:4A:0F:31: C4:CC:F7:D5:C8:B7:4C:AE Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C8:A3:C4:7F:C7:B3:AD:B9:35:6B:01:3F:6A:7A:12:6D: E3:3A:4E:43:A5:C6:46:F9:97:AD:39:75:99:1D:CF:9A Timestamp : May 8 00:05:53.254 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:43:D2:62:CD:E5:14:87:E3:94:F4:02:FD: 99:07:7A:2C:08:A3:0F:2E:79:2D:2D:ED:BC:26:28:99: 92:C2:B9:EF:02:20:1D:71:0C:2A:5F:A3:94:04:F3:58: 9C:89:3D:EE:74:62:D3:84:28:69:06:22:CD:BB:E2:63: 47:F7:7D:3D:FC:22 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9: 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A Timestamp : May 8 00:05:54.150 2026 GMT Extensions: 00:00:05:00:0A:7A:E5:AC Signature : ecdsa-with-SHA256 30:45:02:20:20:D7:A1:E8:68:F3:57:09:50:83:30:4D: 79:D3:49:B8:45:E5:8C:B9:20:DA:14:C8:0D:99:E8:D5: 51:60:66:47:02:21:00:A0:6F:CE:F3:87:4D:9A:B5:5E: CE:24:E9:E8:9E:6D:56:49:85:67:FF:BC:D0:DA:10:F4: D4:98:EC:A4:EA:BD:44
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES128-GCM-SHA256 · Checked 2026-10-15T13:15:16+00:00

Server-presented chain · 1 additional certificate

Chain certificate 1

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication CA OV R36
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2021-03-22T00:00:00+00:00
Expires
2036-03-21T23:59:59+00:00
Days remaining
3445
Serial (hex)
2C1A3C76E943DDDDFF191B31890AED71
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

65:42:D1:76:BE:D5:0F:19:3C:0C:E2:97:AE:44:EC:D8:A0:A8:6B:EC:2E:DE:68:27:69:34:40:59:B4:E7:85:30
Certificate extensions & PEM
authorityKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
subjectKeyIdentifier
E3:66:74:BB:70:68:8D:2C:5D:4E:0E:A6:4A:8F:9B:37:22:9C:82:92
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
certificatePolicies
Policy: X509v3 Any Policy Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/SectigoPublicServerAuthenticationRootR46.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/SectigoPublicServerAuthenticationRootR46.p7c OCSP - URI:http://ocsp.sectigo.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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