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

cbpf.br · 152.84.253.13:443

Verified

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

Subject
C=BR ST=Rio de Janeiro L=Rio de Janeiro O=CENTRO BRASILEIRO DE PESQUISAS FISICAS/CBPF CN=*.cbpf.br
Issuer
C=BR O=REDE NACIONAL DE ENSINO E PESQUISA - RNP CN=RNP ICPEdu GR46 OV TLS CA 2025
Valid from
2026-06-29T01:51:36+00:00
Expires
2027-01-14T01:51:36+00:00
Days remaining
100
Serial (hex)
720D46234DB4FE6155D84833
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.cbpf.br, DNS:cbpf.br

SHA-256 fingerprint

56:DC:21:A7:AF:E4:AE:13:68:83:37:DF:F5:9E:D1:34:A7:4F:C8:0E:A5:CC:D6:5A:48:B2:45:4D:E9:28:92:53
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
basicConstraints
CA:FALSE
authorityInfoAccess
CA Issuers - URI:http://secure.globalsign.com/cacert/rnpicpedugr46ovtlsca2025.crt OCSP - URI:http://ocsp.globalsign.com/rnpicpedugr46ovtlsca2025
certificatePolicies
Policy: 2.23.140.1.2.2
subjectAltName
DNS:*.cbpf.br, DNS:cbpf.br
authorityKeyIdentifier
94:B0:C9:4F:C1:E0:6C:EF:CE:C6:2B:6C:B3:B4:CB:22:8A:76:49:B7
extendedKeyUsage
TLS Web Server Authentication
subjectKeyIdentifier
DB:A3:B5:DF:3E:54:7B:62:09:8C:7F:D3:EB:77:74:CC:1D:BB:F7:81
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 : Jun 29 01:51:40.186 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:7C:54:01:5B:3A:50:AB:FA:21:A4:00:4C: 0A:7A:55:91:B5:99:1B:53:28:54:7D:3A:4A:BD:EC:E1: 06:E6:9C:9D:02:21:00:97:A3:8B:B0:C5:39:F1:91:F8: 21:D4:9D:94:FD:95:E2:92:41:8D:D7:89:AA:02:27:D8: 35:F9:F5:A8:6F:DC:30 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 : Jun 29 01:51:39.990 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:10:41:B6:88:4F:97:88:90:0A:3D:A5:4A: 9F:00:E2:EE:BF:A1:90:AA:85:1B:F6:A2:95:05:02:1B: C5:68:16:AD:02:21:00:8E:0F:A9:8B:A6:C4:5D:71:D8: DF:38:E6:0B:9D:07:FE:39:F3:DC:D8:C5:AF:2E:36:62: FB:26:81:3E:B3:5C:B3 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Jun 29 01:51:39.994 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:A1:64:0E:EF:39:50:CC:2C:B5:0D:AA: 21:E6:E7:AA:A6:E6:31:F7:36:28:91:F6:B8:7B:EC:B2: F4:4D:E7:3C:D0:02:21:00:C6:B8:52:4D:E7:12:2D:C2: 62:72:DC:A7:B6:FD:2E:67:4F:6C:59:AE:85:EE:96:92: 05:0A:0C:46:BC:06:FC:E5
-----BEGIN CERTIFICATE-----
MIIHSzCCBTOgAwIBAgIMcg1GI020/mFV2EgzMA0GCSqGSIb3DQEBCwUAMGkxCzAJ
BgNVBAYTAkJSMTEwLwYDVQQKEyhSRURFIE5BQ0lPTkFMIERFIEVOU0lOTyBFIFBF
U1FVSVNBIC0gUk5QMScwJQYDVQQDEx5STlAgSUNQRWR1IEdSNDYgT1YgVExTIENB
IDIwMjUwHhcNMjYwNjI5MDE1MTM2WhcNMjcwMTE0MDE1MTM2WjCBiTELMAkGA1UE
BhMCQlIxFzAVBgNVBAgTDlJpbyBkZSBKYW5laXJvMRcwFQYDVQQHEw5SaW8gZGUg
SmFuZWlybzE0MDIGA1UEChMrQ0VOVFJPIEJSQVNJTEVJUk8gREUgUEVTUVVJU0FT
IEZJU0lDQVMvQ0JQRjESMBAGA1UEAwwJKi5jYnBmLmJyMIIBIjANBgkqhkiG9w0B
AQEFAAOCAQ8AMIIBCgKCAQEAofRsjMMpY3Sm58jUNVLOJRypmf6NyzSGIXZ3c2O1
y8PfI4Vdw/xnihEahmBhanOzS0u/38x2fJ+ZkbisrQku1JqBWyNhCwnTPh+lkNd0
57vZrdeO0Bjf0qbtF41+PwU72zcyrxJS+w6QpUJwzZSUiatxL28S/iNqOKH8rTx3
FVfGA235v9xFDoh7qx593EuT1RU1s/ZZ2lUz2lOQ+aaUzleAwQM8BnxPAlOp+/O3
fyqTliOfDn9Qu4eKys+xD+Mgqc8GRrOPuRyKQuTOswnlOXEapG2sjHzDiMLcH9gh
SPZRg8uMQDDkREwc1j2K5T+b1huC3CmvoVNmN0qDplRgOwIDAQABo4IC0DCCAsww
DgYDVR0PAQH/BAQDAgWgMAwGA1UdEwEB/wQCMAAwgZ8GCCsGAQUFBwEBBIGSMIGP
MEwGCCsGAQUFBzAChkBodHRwOi8vc2VjdXJlLmdsb2JhbHNpZ24uY29tL2NhY2Vy
dC9ybnBpY3BlZHVncjQ2b3Z0bHNjYTIwMjUuY3J0MD8GCCsGAQUFBzABhjNodHRw
Oi8vb2NzcC5nbG9iYWxzaWduLmNvbS9ybnBpY3BlZHVncjQ2b3Z0bHNjYTIwMjUw
EwYDVR0gBAwwCjAIBgZngQwBAgIwHQYDVR0RBBYwFIIJKi5jYnBmLmJyggdjYnBm
LmJyMB8GA1UdIwQYMBaAFJSwyU/B4GzvzsYrbLO0yyKKdkm3MBMGA1UdJQQMMAoG
CCsGAQUFBwMBMB0GA1UdDgQWBBTbo7XfPlR7YgmMf9Prd3TMHbv3gTCCAX8GCisG
AQQB1nkCBAIEggFvBIIBawFpAHYAHJ9oLOn68EVpUPgbloqH3dsyENhM5siy44JS
SsTPWZ8AAAGfERM4mgAABAMARzBFAiB8VAFbOlCr+iGkAEwKelWRtZkbUyhUfTpK
vezhBuacnQIhAJeji7DFOfGR+CHUnZT9leKSQY3XiaoCJ9g1+fWob9wwAHYATGPc
mOWcHauI9h6KPd6uj6tEozd7X5uUw/uhnPzBviYAAAGfERM31gAABAMARzBFAiAQ
QbaIT5eIkAo9pUqfAOLuv6GQqoUb9qKVBQIbxWgWrQIhAI4PqYumxF1x2N845gud
B/4589zYxa8uNmL7JoE+s1yzAHcAYEyar3p/d18B1Ab8kg3ImesLHH34yVIb+voX
dzuXi8kAAAGfERM32gAABAMASDBGAiEAoWQO7zlQzCy1Daoh5ueqpuYx9zYokfa4
e+yy9E3nPNACIQDGuFJN5xItwmJy3Ke2/S5nT2xZroXulpIFCgxGvAb85TANBgkq
hkiG9w0BAQsFAAOCAgEAF2bMPXG1TyXFy0VG+3QukPA8kiVitLZ1JZpd+f3TGwiF
9gTMA9Hv419+bd0frDUoa2Z8C/sTxG8A+p3hMKZseOblujuunQ3fWwcfFMiKnRWD
Wux7Uyr1SMQCr/imhS1C3BQ9W8plbedCR2txqK8w734TXgyy1dcjme+jDqJzRSwr
sktc2+iYfKvhzfwjJ8ACVuevf6V1dBb+xUEhohHAyU8w0dOhLFcUnkIhBKnHRTKW
irb2uA+Y4WyXv8SKI/pvCzMMCs3HKGpCvWuHnOzSL+IYlxSME2kWeB1ZyvPugxpt
FcKI4KeVywyfvDjefArPT//tCTPnJyWdDI9FLi0mFJS7/UgK5WwlytsOfGTGfk/F
0YOE4uHRTopREgnBTs4JQki+EpSTGSdfCn4OFa+21S9zBhJ7+llW5OTIC9S1yDeQ
xkPexJEg279jgDyPcQy0T02vxtWTEyDnazAEvpj2yt17raO3rE5JZHsNO3KY2TDx
yJD0z8eZ9qle9lvTMHkH4YiGFynSUW6AFqgyD36FOriIOfN1O895dHhfKk/s/s+E
42hB2qtei6CpsnQ1/K6Oki7PLT/z1+ZMjwXb0jKVbesoF2MLmv+owtyvC8Ek/vp7
kf5Zt6IKdtrpvZbYn45jdO2vjZFHTWxqXEg/ZWq/AZiuT9AMDZ6nqoq7L/JBVFE=
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-05T21:27:27+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=BR O=REDE NACIONAL DE ENSINO E PESQUISA - RNP CN=RNP ICPEdu GR46 OV TLS CA 2025
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2025-11-19T03:27:55+00:00
Expires
2030-11-19T00:00:00+00:00
Days remaining
1505
Serial (hex)
84AC371369F2B3896C10759C657E0FD1
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

E1:07:47:D4:DA:7B:AB:09:CB:A9:95:2F:01:9D:35:34:CB:9F:BA:07:0B:F1:3D:87:91:B1:69:9C:D2:FF:59:DD
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
94:B0:C9:4F:C1:E0:6C:EF:CE:C6:2B:6C:B3:B4:CB:22:8A:76:49:B7
authorityKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
authorityInfoAccess
OCSP - URI:http://ocsp.globalsign.com/rootr46 CA Issuers - URI:http://secure.globalsign.com/cacert/rootr46.crt
crlDistributionPoints
Full Name: URI:http://crl.globalsign.com/rootr46.crl
certificatePolicies
Policy: 2.23.140.1.2.2 Policy: 1.3.6.1.4.1.4146.10.1.2 Policy: 1.3.6.1.4.1.4146.1.20
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Issuer
C=BE O=GlobalSign nv-sa CN=GlobalSign Root R46
Valid from
2019-03-20T00:00:00+00:00
Expires
2046-03-20T00:00:00+00:00
Days remaining
7105
Serial (hex)
11D2BBB9D723189E405F0A9D2DD0DF2567D1
Signature
RSA-SHA384
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

4F:A3:12:6D:8D:3A:11:D1:C4:85:5A:4F:80:7C:BA:D6:CF:91:9D:3A:5A:88:B0:3B:EA:2C:63:72:D9:3C:40:C9
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
basicConstraints
CA:TRUE
subjectKeyIdentifier
03:5C:AB:73:81:87:A8:CC:B0:A6:D5:94:E2:36:96:49:FF:05:99:2C
-----BEGIN CERTIFICATE-----
MIIFWjCCA0KgAwIBAgISEdK7udcjGJ5AXwqdLdDfJWfRMA0GCSqGSIb3DQEBDAUA
MEYxCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMRwwGgYD
VQQDExNHbG9iYWxTaWduIFJvb3QgUjQ2MB4XDTE5MDMyMDAwMDAwMFoXDTQ2MDMy
MDAwMDAwMFowRjELMAkGA1UEBhMCQkUxGTAXBgNVBAoTEEdsb2JhbFNpZ24gbnYt
c2ExHDAaBgNVBAMTE0dsb2JhbFNpZ24gUm9vdCBSNDYwggIiMA0GCSqGSIb3DQEB
AQUAA4ICDwAwggIKAoICAQCsrHQy6LNl5brtQyYdpokNRbopiLKkHWPd08EsCVeJ
OaFV6Wc0dwxu5FUdUiXSE2te4R2pt32JMl8Nnp8semNgQB+msLZ4j5lUlghYruQG
vGIFAha/r6gjA7aUD7xubMLL1aa7DOn2wQL7Id5m3RerdELv8HQvJfTqa1VbkNud
316HCkD7rRlr+/fKYIje2sGP1q7Vf9Q8g+7XFkyDRTNrJ9CG0Bwta/OrffGFqfUo
0q3v84RLHIf8E6M6cqJaESvWJ3En7YEtbWaBkoe0G1h6zD8K+kZPTXhc+CtI4wSE
y132tGqzZfxCnlEmIyDLPRT5ge1lFgBPGmSXZgjPjHvjK8Cd+RTyG/FWaha/LIWF
zXg4mutCagI0GIMXTpRW+LaCtfOW3T3zvn8gdz57GSNrLNRyc0NXfeD412lPFzYE
+cCQYDdF3uYM2HSNrpyibXRdQr4G9dlkbgIQrImwTDsHTUB+JMWKmIJ5jqSngiCN
I/onccnfxkF0oE32kRbcRoxfKWMxWXEM2G/CtjJ9++ZdU6Z+Ffy7dXxd7Pj2Fxzs
x2sZy/N78CsHpdlseVR2bJ0cpm4O6XkMqCNqo98bMDGfsVR7/mrLZqrcZdCinkqa
ByFrgY/bxFn63iLABJzjqls2k+g9vXqhnQt2sQvHnf3PmKgGwvgqo6GDoLclcqUC
4wIDAQABo0IwQDAOBgNVHQ8BAf8EBAMCAYYwDwYDVR0TAQH/BAUwAwEB/zAdBgNV
HQ4EFgQUA1yrc4GHqMywptWU4jaWSf8FmSwwDQYJKoZIhvcNAQEMBQADggIBAHx4
7PYCLLtbfpIrXTncvtgdokIzTfnvpCo7RGkerNlFo048p9gkUbJUHJNOxO97k4Vg
JuoJSOD1u8fpaNK7ajFxzHmuEajwmf3lH7wvqMxX63bEIaZHU1VNaL8FpO7XJqti
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pnnpHs6i58FZFZ8d4kuaPp92CC1r2LpXFNqD6v6MVenQTqnMdzGxRBF6XLE+0xRF
FRhiJBPSy03OXIPBNvIQtQ6IbbjhVp+J3pZmOUdkLG5NrmJ7v2B0GbhWrJKsFjLt
rWhV/pi60zTe9Mlhww6G9kuEYO4Ne7UyWHmRVSyBQ7N0H3qqJZ4d16GLuc1CLgSk
ZoNNiTW2bKg2SnkheCLQQrzRQDGQob4Ez8pn7fXwgNNgyYMqIgXQBztSvwyeqiv5
u+YfjyW6hY0XHgL+XVAEV8/+LbzvXMAaq7afJMbfc2hIkCwU9D9SGuTSyxTDYWnP
4vkYxboznxSjBF25cfe1lNj2M8FawTSLfJvdkzrnE6JwYZ+vj+vYxXX4M2bUdGc6
N3ec592kD3ZDZopD8p/7DEJ4Y9HiD2971KE9dJeFt0g5QdYg/NA6s/rob8SKunE3
vouXsXgxT7PntgMTzlSdriVZzH81Xwj3QEUxeCp6
-----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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