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

vivo.com.br · 162.159.135.63:443

Verified

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

Subject
C=BR ST=São Paulo O=Telefonica Brasil S A CN=vivo.com.br
Issuer
C=BR O=Valid Certificadora Digital LTDA CN=Valid Certificadora RSA OV SSL CA 2
Valid from
2026-10-02T00:00:00+00:00
Expires
2027-04-18T23:59:59+00:00
Days remaining
186
Serial (hex)
900B6FA4E86AF88FD7923E194AB91459
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:vivo.com.br, DNS:portal-www.telefonica.com.br, DNS:telefonica.com.br, DNS:www.telefonica.com.br, DNS:www.vivo.com.br

SHA-256 fingerprint

FB:B8:29:A6:5A:67:D9:86:33:34:21:AA:03:43:11:FD:12:20:8C:AB:9E:26:E4:6C:49:03:8F:27:08:BF:84:F2
Certificate extensions & PEM
authorityKeyIdentifier
83:7F:90:15:58:03:B6:84:A9:81:4C:EC:EB:0E:1E:52:66:C2:2F:C1
subjectKeyIdentifier
0B:9F:4E:9D:3D:2F:69:2B:BB:2E:86:E5:8D:EE:CE:56:D4:EC:DE:0B
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
Policy: 2.23.140.1.2.2
crlDistributionPoints
Full Name: URI:http://crl.sectigo.com/ValidCertificadoraRSAOVSSLCA2.crl
authorityInfoAccess
CA Issuers - URI:http://crt.sectigo.com/ValidCertificadoraRSAOVSSLCA2.crt OCSP - URI:http://ocsp.sectigo.com
subjectAltName
DNS:vivo.com.br, DNS:portal-www.telefonica.com.br, DNS:telefonica.com.br, DNS:www.telefonica.com.br, DNS:www.vivo.com.br
ct_precert_scts
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 2 18:09:49.007 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:C7:98:D1:DC:56:10:E2:E8:A7:28:E0: 23:E2:0D:27:0C:C0:87:AB:FF:9C:90:C8:7F:C3:D1:51: 3E:E1:D1:2A:96:02:21:00:F2:39:C2:09:EA:54:B1:35: 81:DB:F3:AF:DF:A5:80:5F:32:B3:B9:40:E4:81:A7:7C: 80:BA:64:17:C4:8F:8F:04 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 2 18:09:49.066 2026 GMT Extensions: 00:00:05:00:06:51:D7:AE Signature : ecdsa-with-SHA256 30:45:02:20:1A:FE:B4:A1:ED:A3:8F:EB:2F:3C:65:5A: 98:3F:68:46:CE:EF:83:9A:38:57:62:CC:BD:B6:12:30: 30:D4:4E:F9:02:21:00:EA:35:96:E3:EC:12:14:82:F5: 5C:CB:F1:D1:31:D9:85:E4:04:04:DE:59:EE:89:47:56: 56:C6:D7:DD:07:3C:BA Signed Certificate Timestamp: Version : v1 (0x0) Log ID : ED:DA:EB:81:5C:63:21:34:49:B4:7B:E5:07:79:05:AB: D0:D9:31:47:C2:7A:C5:14:6B:3B:C5:8E:43:E9:B6:C7 Timestamp : Oct 2 18:09:49.108 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:FE:20:95:2F:9B:DD:DE:45:E1:85:8B: F6:FC:AF:E3:A9:94:51:AB:81:8E:E2:88:C3:95:0B:3A: 7C:9F:7C:B6:BB:02:21:00:AD:82:B0:A4:72:31:4C:F0: 61:52:18:7C:09:1B:B8:4C:4F:18:20:DB:71:A3:E8:32: 03:7D:CA:23:9A:67:62:62
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-14T15:04:08+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BR O=Valid Certificadora Digital LTDA CN=Valid Certificadora RSA OV SSL CA 2
Issuer
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Valid from
2025-09-24T00:00:00+00:00
Expires
2035-09-23T23:59:59+00:00
Days remaining
3266
Serial (hex)
82B6F34146D17F1E936F4EF3C45AA404
Signature
RSA-SHA384
Public key
RSA 3072

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

B1:90:DC:10:84:D3:41:26:E1:0D:B2:CA:28:DB:83:D1:12:62:D1:5A:12:BC:4B:72:62:A2:98:A4:B2:A1:EF:35
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
83:7F:90:15:58:03:B6:84:A9:81:4C:EC:EB:0E:1E:52:66:C2:2F:C1
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE, pathlen:0
extendedKeyUsage
TLS Web Server Authentication
certificatePolicies
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-----

Chain certificate 2

Subject
C=GB O=Sectigo Limited CN=Sectigo Public Server Authentication Root R46
Issuer
C=GB ST=Greater Manchester L=Salford O=Comodo CA Limited CN=AAA Certificate Services
Valid from
2021-03-22T00:00:00+00:00
Expires
2028-12-31T23:59:59+00:00
Days remaining
809
Serial (hex)
E37CA2E9701E339C2F3FB0ED360FF90A
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

CE:75:58:0B:C6:79:6D:3B:3E:A2:C3:E7:42:59:D0:D4:03:07:24:08:E9:60:C7:71:39:C2:FB:5A:3D:94:19:E4
Certificate extensions & PEM
authorityKeyIdentifier
A0:11:0A:23:3E:96:F1:07:EC:E2:AF:29:EF:82:A5:7F:D0:30:A4:B4
subjectKeyIdentifier
56:73:58:64:95:F9:92:1A:B0:12:2A:04:62:79:A1:40:15:88:21:49
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.comodoca.com/AAACertificateServices.crl
authorityInfoAccess
OCSP - URI:http://ocsp.comodoca.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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