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

ptservidor.pt · 185.32.188.217:443

Verified

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

Subject
CN=*.alojagratis.org
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-08-12T17:08:01+00:00
Expires
2026-11-10T17:08:00+00:00
Days remaining
44
Serial (hex)
06A0A350C036907F33A64CEF499E97276822
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

DNS:*.alojagratis.org, DNS:*.as62416.net, DNS:*.firewall.pt, DNS:*.ftp.pt, DNS:*.lusopt.info, DNS:*.moodle.pt, DNS:*.ptservido.pt, DNS:*.ptservidor.biz, DNS:*.ptservidor.com.pt, DNS:*.ptservidor.cv, DNS:*.ptservidor.gw, DNS:*.ptservidor.org.pt, DNS:*.ptservidor.pt, DNS:*.ptservidores.eu, DNS:*.tugaserv.com, DNS:alojagratis.org, DNS:as62416.net, DNS:firewall.pt, DNS:ftp.pt, DNS:lusopt.info, DNS:moodle.pt, DNS:ptservido.pt, DNS:ptservidor.biz, DNS:ptservidor.com.pt, DNS:ptservidor.cv, DNS:ptservidor.gw, DNS:ptservidor.org.pt, DNS:ptservidor.pt, DNS:ptservidores.eu, DNS:tugaserv.com

SHA-256 fingerprint

6C:CE:41:A6:E8:CB:BE:66:2E:E5:53:DD:60:97:47:BF:36:95:CE:90:3A:68:5E:BB:72:B6:40:38:6F:1F:C5:F6
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
9D:51:24:97:64:B3:9F:34:1C:BB:87:85:4A:E5:BA:31:D5:F1:08:24
authorityKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityInfoAccess
CA Issuers - URI:http://yr2.i.lencr.org/
subjectAltName
DNS:*.alojagratis.org, DNS:*.as62416.net, DNS:*.firewall.pt, DNS:*.ftp.pt, DNS:*.lusopt.info, DNS:*.moodle.pt, DNS:*.ptservido.pt, DNS:*.ptservidor.biz, DNS:*.ptservidor.com.pt, DNS:*.ptservidor.cv, DNS:*.ptservidor.gw, DNS:*.ptservidor.org.pt, DNS:*.ptservidor.pt, DNS:*.ptservidores.eu, DNS:*.tugaserv.com, DNS:alojagratis.org, DNS:as62416.net, DNS:firewall.pt, DNS:ftp.pt, DNS:lusopt.info, DNS:moodle.pt, DNS:ptservido.pt, DNS:ptservidor.biz, DNS:ptservidor.com.pt, DNS:ptservidor.cv, DNS:ptservidor.gw, DNS:ptservidor.org.pt, DNS:ptservidor.pt, DNS:ptservidores.eu, DNS:tugaserv.com
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/35.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 1A:8B:9D:6B:0F:FE:BF:81:B4:79:39:C6:D2:31:0A:86: D6:D1:02:D4:F0:46:E2:18:2C:9D:E3:5F:5E:26:25:EF Timestamp : Aug 12 18:06:32.364 2026 GMT Extensions: 00:00:05:00:34:0E:08:FE Signature : ecdsa-with-SHA256 30:45:02:21:00:CC:50:E8:97:B8:AF:C8:64:1B:30:06: 21:D9:57:A3:78:D4:F0:BA:62:58:23:D0:BE:63:29:EC: ED:CD:F9:23:75:02:20:2D:B8:F0:13:35:6C:80:8A:F2: 88:B4:63:C3:25:5A:0B:FC:E2:3E:6D:03:0E:3B:0A:FE: 20:23:56:20:C8:BC:FC Signed Certificate Timestamp: Version : v1 (0x0) Log ID : AF:67:88:3B:57:B0:4E:DD:8F:A6:D9:7E:F6:2E:A8:EB: 81:0A:C7:71:60:F0:24:5E:55:D6:0C:2F:E7:85:87:3A Timestamp : Aug 12 18:06:33.692 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:44:02:20:0D:FE:31:B7:E0:FE:C2:91:E4:4F:30:64: D7:89:8E:28:29:8C:9B:1C:E6:02:1B:6D:C3:12:50:7E: 4A:EC:98:73:02:20:08:88:3B:B4:2F:51:08:EB:C1:C6: 76:95:B1:BB:DE:89:1C:73:7F:FC:E6:0B:F1:09:A1:4B: 33:9C:2A:C4:E9:FA
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-27T00:28:13+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR2
Issuer
C=US O=ISRG CN=Root YR
Valid from
2025-09-03T00:00:00+00:00
Expires
2028-09-02T23:59:59+00:00
Days remaining
706
Serial (hex)
4EBD24947E24D394802D84A52FD5B319
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

23:8B:85:A0:09:9C:65:B9:70:47:7D:57:24:F1:A1:D4:75:CE:50:58:CF:FE:4E:FA:87:33:89:9B:DB:86:3C:47
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
40:15:2D:26:79:ED:32:20:9E:DF:9A:72:1D:D6:32:1F:81:0C:81:0C
authorityKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityInfoAccess
CA Issuers - URI:http://yr.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr.c.lencr.org/ 
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Chain certificate 2

Subject
C=US O=ISRG CN=Root YR
Issuer
C=US O=Internet Security Research Group CN=ISRG Root X1
Valid from
2026-05-13T00:00:00+00:00
Expires
2032-09-02T23:59:59+00:00
Days remaining
2167
Serial (hex)
F24B6D17F9D9AD7CB1C9FEA78782699F
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

07:26:39:D0:B1:40:D5:BF:FA:E1:6A:D9:C3:F6:CC:60:86:04:06:21:F5:1E:E6:1A:6D:46:A8:91:5C:07:CF:76
Certificate extensions & PEM
keyUsage
Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE
subjectKeyIdentifier
DE:E7:5B:60:D0:22:6D:40:28:7D:3F:0D:01:FE:A4:B5:52:B4:51:94
authorityKeyIdentifier
79:B4:59:E6:7B:B6:E5:E4:01:73:80:08:88:C8:1A:58:F6:E9:9B:6E
authorityInfoAccess
CA Issuers - URI:http://x1.i.lencr.org/
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://x1.c.lencr.org/ 
-----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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