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

espro.org.br · 44.219.242.238:443

Verified

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

Subject
CN=espro.org.br
Issuer
C=US O=Amazon CN=Amazon RSA 2048 M04
Valid from
2026-04-27T00:00:00+00:00
Expires
2026-11-10T23:59:59+00:00
Days remaining
30
Serial (hex)
0588EE2F177C6A1A6FF7C095BDB1A973
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:espro.org.br

SHA-256 fingerprint

DF:AF:3F:80:4B:65:A6:7A:B6:ED:C8:86:00:16:B2:36:BF:DA:31:5A:51:2E:2F:27:17:08:F6:85:18:78:ED:D4
Certificate extensions & PEM
authorityKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
subjectKeyIdentifier
45:21:2D:DD:91:B4:FE:E0:97:07:38:83:7C:B7:82:1A:A1:70:D9:9F
subjectAltName
DNS:espro.org.br
certificatePolicies
Policy: 2.23.140.1.2.1
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
crlDistributionPoints
Full Name: URI:http://crl.r2m04.amazontrust.com/r2m04.crl
authorityInfoAccess
OCSP - URI:http://ocsp.r2m04.amazontrust.com CA Issuers - URI:http://crt.r2m04.amazontrust.com/r2m04.cer
basicConstraints
CA:FALSE
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : C2:31:7E:57:45:19:A3:45:EE:7F:38:DE:B2:90:41:EB: C7:C2:21:5A:22:BF:7F:D5:B5:AD:76:9A:D9:0E:52:CD Timestamp : Apr 27 13:24:19.372 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:D2:69:B2:F0:FD:2A:13:18:85:2A:63: FC:A5:3E:34:7C:C8:2A:60:0C:16:EE:B4:A0:31:62:99: F4:5A:F3:75:35:02:21:00:A3:4E:71:F8:F6:87:65:FE: E5:B3:C5:8E:32:74:A1:51:87:18:AA:7B:69:4A:B4:3A: 3C:7C:0E:CD:BE:CB:F1:87 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 : Apr 27 13:24:19.889 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B8:F1:25:6F:3B:E5:6F:C9:1D:4A:F3: BE:E5:A1:78:F3:CE:FC:4A:2B:3B:22:3C:A3:53:F4:3E: 58:A7:D4:90:23:02:21:00:9B:9A:74:6C:0F:38:EF:61: 89:47:34:4C:8A:48:8D:4F:CF:74:4D:2F:F3:82:5D:43: 2A:04:00:64:A4:AA:C7:11 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 94:4E:43:87:FA:EC:C1:EF:81:F3:19:24:26:A8:18:65: 01:C7:D3:5F:38:02:01:3F:72:67:7D:55:37:2E:19:D8 Timestamp : Apr 27 13:24:19.381 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:5C:62:6B:F0:86:F7:F6:08:A4:87:60:0D: FB:70:95:10:62:F8:98:62:B9:C0:A6:F2:E0:50:65:BE: 55:36:FF:EC:02:21:00:FE:C3:BB:EC:75:0B:21:BC:DB: D0:DA:01:64:E8:D9:CF:3D:41:EF:82:A9:8B:A9:5B:65: 97:DB:54:65:6B:1E:4F
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_128_GCM_SHA256 · Checked 2026-10-11T22:52:24+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Amazon CN=Amazon RSA 2048 M04
Issuer
C=US O=Amazon CN=Amazon Root CA 1
Valid from
2022-08-23T22:26:35+00:00
Expires
2030-08-23T22:26:35+00:00
Days remaining
1411
Serial (hex)
0773124F2A952E3ED18A58BDB85D1BC0CE5F27
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:8B:DF:6E:23:AC:97:1E:B4:E6:26:B2:79:DD:6A:26:F0:57:51:0F:1D:E3:94:29:3A:5E:EA:28:60:DE:01:9B
Certificate extensions & PEM
basicConstraints
CA:TRUE, pathlen:0
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication, TLS Web Client Authentication
subjectKeyIdentifier
1F:52:92:61:56:82:54:7F:81:66:D8:1D:3D:0A:AA:32:5C:87:DD:08
authorityKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityInfoAccess
OCSP - URI:http://ocsp.rootca1.amazontrust.com CA Issuers - URI:http://crt.rootca1.amazontrust.com/rootca1.cer
crlDistributionPoints
Full Name: URI:http://crl.rootca1.amazontrust.com/rootca1.crl
certificatePolicies
Policy: 2.23.140.1.2.1
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=Amazon CN=Amazon Root CA 1
Issuer
C=US ST=Arizona L=Scottsdale O=Starfield Technologies, Inc. CN=Starfield Services Root Certificate Authority - G2
Valid from
2015-05-25T12:00:00+00:00
Expires
2037-12-31T01:00:00+00:00
Days remaining
4098
Serial (hex)
067F944A2A27CDF3FAC2AE2B01F908EEB9C4C6
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

87:DC:D4:DC:74:64:0A:32:2C:D2:05:55:25:06:D1:BE:64:F1:25:96:25:80:96:54:49:86:B4:85:0B:C7:27:06
Certificate extensions & PEM
basicConstraints
CA:TRUE
keyUsage
Digital Signature, Certificate Sign, CRL Sign
subjectKeyIdentifier
84:18:CC:85:34:EC:BC:0C:94:94:2E:08:59:9C:C7:B2:10:4E:0A:08
authorityKeyIdentifier
9C:5F:00:DF:AA:01:D7:30:2B:38:88:A2:B8:6D:4A:9C:F2:11:91:83
authorityInfoAccess
OCSP - URI:http://ocsp.rootg2.amazontrust.com CA Issuers - URI:http://crt.rootg2.amazontrust.com/rootg2.cer
crlDistributionPoints
Full Name: URI:http://crl.rootg2.amazontrust.com/rootg2.crl
certificatePolicies
Policy: X509v3 Any Policy
-----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

Registration / WHOIS →DNS records →