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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

samtecoserv.ro · 109.207.142.33:443

Verified

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

Subject
CN=samtecoserv.ro
Issuer
C=US O=Let's Encrypt CN=YR1
Valid from
2026-09-13T06:29:49+00:00
Expires
2026-12-12T06:29:48+00:00
Days remaining
80
Serial (hex)
05AB415165313D38FFF48912417294130EDB
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:mail.samtecoserv.ro, DNS:samtecoserv.ro, DNS:webmail.samtecoserv.ro, DNS:www.samtecoserv.ro

SHA-256 fingerprint

FF:3C:28:A8:EC:D4:AD:5E:63:65:60:EC:F2:B1:B3:34:AB:46:3B:25:76:1E:EA:16:6F:20:86:5B:06:C9:18:3E
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
E0:60:2D:40:3C:3A:1C:F6:EE:B5:28:40:FB:D0:41:AE:1C:BC:81:A4
authorityKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
authorityInfoAccess
CA Issuers - URI:http://yr1.i.lencr.org/
subjectAltName
DNS:mail.samtecoserv.ro, DNS:samtecoserv.ro, DNS:webmail.samtecoserv.ro, DNS:www.samtecoserv.ro
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr1.c.lencr.org/92.crl
ct_precert_scts
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 : Sep 13 07:28:19.633 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:46:02:21:00:B6:FF:E6:1E:44:81:4D:D8:68:1C:4C: B4:EB:4A:BC:CF:E5:32:F1:50:67:29:DF:83:66:7A:F3: 03:D7:28:A5:B7:02:21:00:96:42:E2:8C:AD:64:1D:BE: 4A:48:A3:52:6C:F4:D3:FB:3E:8D:9E:7D:4F:4C:82:26: 8A:4C:58:14:B3:33:F2:3B Signed Certificate Timestamp: Version : v1 (0x0) Log ID : A8:26:CB:E3:0A:C6:35:12:46:53:3F:E0:65:F1:4F:19: D9:6E:19:08:13:C4:1D:D9:6D:79:00:B3:12:3C:55:27 Timestamp : Sep 13 07:28:20.444 2026 GMT Extensions: 00:00:05:00:32:7E:05:04 Signature : ecdsa-with-SHA256 30:46:02:21:00:82:38:B3:4F:C8:CE:0C:1A:EF:9D:E2: 25:37:7E:EA:EE:13:E1:5F:D6:13:61:06:88:94:C0:DD: 6D:70:AC:D7:CF:02:21:00:9B:D6:6D:A6:81:98:91:D5: 28:69:CB:02:E4:4E:EC:30:D1:56:0A:F3:11:E2:CC:A4: F3:F7:79:35:45:3E:A8:7F
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-09-23T01:50:52+00:00

Server-presented chain · 2 additional certificates

Chain certificate 1

Subject
C=US O=Let's Encrypt CN=YR1
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
710
Serial (hex)
A20253F15F2691C05DC1CE13B9BCCA4E
Signature
RSA-SHA256
Public key
RSA 2048

Subject alternative names (SAN)

No SAN extension was presented.

SHA-256 fingerprint

13:94:96:34:D9:9C:D6:FD:6A:A8:0B:C0:34:FE:FA:CC:EB:19:69:FE:EF:98:65:86:71:3E:CD:BB:05:75:8D:3F
Certificate extensions & PEM
keyUsage
Digital Signature, Certificate Sign, CRL Sign
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:TRUE, pathlen:0
subjectKeyIdentifier
1F:2F:35:BE:46:14:82:CD:40:B1:AE:79:2C:55:78:FA:F7:D4:68:FB
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
2171
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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