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

TLSv1.2

telcopack.ch · 185.71.14.4:443

Verified

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

Subject
CN=www.telcopack.ch
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-16T21:51:22+00:00
Expires
2026-12-15T21:51:21+00:00
Days remaining
83
Serial (hex)
06B008658B6609033177C379850BDB37C627
Signature
RSA-SHA256
Public key
RSA 3072

Subject alternative names (SAN)

DNS:files.telcopack.ch, DNS:manager2.telcopack.ch, DNS:my.telcopack.ch, DNS:partner.telcopack.ch, DNS:telcopack.ch, DNS:www.telcopack.ch

SHA-256 fingerprint

E2:B8:00:75:7B:73:8C:9F:B1:40:9E:F1:6D:22:ED:4F:9C:DD:E8:B6:3E:5B:2F:1B:0B:6B:55:A5:F7:BC:9D:18
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
18:BC:7D:3F:93:E7:6F:23:C1:C6:49:03:AB:17:B4:BE:0B:CB:53:7B
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:files.telcopack.ch, DNS:manager2.telcopack.ch, DNS:my.telcopack.ch, DNS:partner.telcopack.ch, DNS:telcopack.ch, DNS:www.telcopack.ch
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/40.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : D8:09:55:3B:94:4F:7A:FF:C8:16:19:6F:94:4F:85:AB: B0:F8:FC:5E:87:55:26:0F:15:D1:2E:72:BB:45:4B:14 Timestamp : Sep 16 22:49:52.347 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:CA:66:73:A3:82:D0:E1:D2:8D:93:85: 5F:28:A8:C9:37:E5:2F:94:FD:8B:E2:4A:79:F4:BB:85: 13:F3:E1:81:ED:02:20:79:6D:28:B2:DA:31:B5:93:33: D7:38:E3:62:14:05:26:7D:48:8A:40:E5:62:94:92:28: 8E:75:E7:FF:FD:8A:3F 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 16 22:49:52.444 2026 GMT Extensions: 00:00:05:00:35:72:C7:65 Signature : ecdsa-with-SHA256 30:45:02:21:00:B3:5C:5C:A2:6E:7E:3D:EA:E4:4D:CD: C7:49:5C:F2:19:BD:65:88:14:2A:7F:3A:99:C3:AF:64: DE:69:11:5C:20:02:20:25:7A:D9:85:5A:20:B8:05:57: CC:A7:51:B1:77:C3:73:42:36:BB:B1:DA:DD:71:1A:D3: 26:A9:E2:93:8E:96:7B
-----BEGIN CERTIFICATE-----
MIIF2jCCBMKgAwIBAgISBrAIZYtmCQMxd8N5hQvbN8YnMA0GCSqGSIb3DQEBCwUA
MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD
EwNZUjIwHhcNMjYwOTE2MjE1MTIyWhcNMjYxMjE1MjE1MTIxWjAbMRkwFwYDVQQD
ExB3d3cudGVsY29wYWNrLmNoMIIBojANBgkqhkiG9w0BAQEFAAOCAY8AMIIBigKC
AYEA2/mv1LL+5dQgZM5Dz4sTxFwX2+Z5VMXYjVmIiWhDPQBoc0jXKJoprWO2zM2n
UzEgyg/qdccovqCa0x2YrfT1h4zqm4v1uZAaoOXLFpEyeojnNwNZfl2V+yaWJbAM
LKGi1fxvIW3fiIlQCrKbtgHuwOfcTNFLiV4eVmysxQJd5FNY8+04v6TVWZIsjyBX
IFnqj/Ta/7rlB+lh8I1XtQHoa5Z57iy6rKsfsEaqXObq/LLPm9eu+7K2x4A6Vf2m
jq7uEeZnSu0SZbx7LkGQfbpFM2jFN021CY3UKgpDoIeijAye4vG85+V901b2gowO
XDJii6ja4e0hYtNtwLnfAqM47e6g4Vvc1jkEGdYKXL18/poAPIc7ahOQpquks8nu
+COwnd0hBPkNRBuNCin/vFJGXKAvuJ1++f6RXo4I/2lraIRLprdbhUMzjRkGCD0M
7e8DkXX1viKHR5O/eE8KWXzp7FK9TkLACpiEbFr8gh8MYmGiWIPlgaLohtQDq12b
L7tTAgMBAAGjggJ+MIICejAOBgNVHQ8BAf8EBAMCBaAwEwYDVR0lBAwwCgYIKwYB
BQUHAwEwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUGLx9P5PnbyPBxkkDqxe0vgvL
U3swHwYDVR0jBBgwFoAUQBUtJnntMiCe35pyHdYyH4EMgQwwMwYIKwYBBQUHAQEE
JzAlMCMGCCsGAQUFBzAChhdodHRwOi8veXIyLmkubGVuY3Iub3JnLzB7BgNVHREE
dDByghJmaWxlcy50ZWxjb3BhY2suY2iCFW1hbmFnZXIyLnRlbGNvcGFjay5jaIIP
bXkudGVsY29wYWNrLmNoghRwYXJ0bmVyLnRlbGNvcGFjay5jaIIMdGVsY29wYWNr
LmNoghB3d3cudGVsY29wYWNrLmNoMBMGA1UdIAQMMAowCAYGZ4EMAQIBMC4GA1Ud
HwQnMCUwI6AhoB+GHWh0dHA6Ly95cjIuYy5sZW5jci5vcmcvNDAuY3JsMIIBDAYK
KwYBBAHWeQIEAgSB/QSB+gD4AHYA2AlVO5RPev/IFhlvlE+Fq7D4/F6HVSYPFdEu
crtFSxQAAAGgrGmH2wAABAMARzBFAiEAymZzo4LQ4dKNk4VfKKjJN+UvlP2L4kp5
9LuFE/Phge0CIHltKLLaMbWTM9c442IUBSZ9SIpA5WKUkiiOdef//Yo/AH4AqCbL
4wrGNRJGUz/gZfFPGdluGQgTxB3ZbXkAsxI8VScAAAGgrGmIPAAIAAAFADVyx2UE
AwBHMEUCIQCzXFyibn496uRNzcdJXPIZvWWIFCp/OpnDr2TeaRFcIAIgJXrZhVog
uAVXzKdRsXfDc0I2u7Ha3XEa0yap4pOOlnswDQYJKoZIhvcNAQELBQADggEBADnM
Y3iSk5ATdoLVU1CAovn8J/x+btPeygJlvd+6ZQ09mXEMH7NCGpy7jCJ/vF7xrkMf
0w1h95c65OK0zP2EGlZsI+JPuiLMr8jlrxltgx34VDm7HYHYHdpDDzP9Jz9cqfvC
68Vcur5ZJ+86vDxHJewnOCKNBBlkQK7oYrB+Je/EN7Ibj0YOzf6++u0RIOQ0LFF8
ngIGJ9FknD79ISCZjzfTOijWg3a+RPtl4BJ+pnDnuNqDb4lZxCLkD9BJ3TU6IkSJ
AgERoXnERdBsH3qxfp5oSDfG0QuddX3/SGD3qCHQddtGUxXncGQBWX15U1rNjjlP
bNQfOVarirhHT4SQ6jE=
-----END CERTIFICATE-----

Cipher: ECDHE-RSA-AES256-GCM-SHA384 · Checked 2026-09-23T02:45:22+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
710
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
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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