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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

colombianet.tech · 45.167.125.38:443

Verified
The certificate expires within 30 days.

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

Subject
CN=opn.colombianet.tech
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-09-03T04:05:03+00:00
Expires
2026-12-02T04:05:02+00:00
Days remaining
18
Serial (hex)
050F169873485613C6CBA3AB6B2EEFF037A5
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:colombianet.tech, DNS:opn.colombianet.tech, DNS:web.colombianet.tech

SHA-256 fingerprint

19:0D:A1:98:EB:C3:F5:60:5E:F2:2E:E0:3B:39:8A:30:7C:1A:C8:9C:33:0E:C3:40:60:DC:A3:50:8C:38:06:EA
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
E1:0E:96:5A:74:CB:B3:A7:7E:D0:15:30:8C:40:21:A1:EA:46:25:52
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:colombianet.tech, DNS:opn.colombianet.tech, DNS:web.colombianet.tech
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/38.crl
ct_precert_scts
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 : Sep 3 05:03:33.520 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:21:00:F1:27:96:CF:67:F1:97:87:CC:10:DD: 6D:F8:42:52:45:38:9D:C1:76:02:26:4E:3D:8F:A7:8F: 73:2F:32:30:94:02:20:5C:B1:12:CC:E2:AB:9E:06:A4: 5B:0F:E6:19:43:4A:87:B8:74:B4:12:B4:D0:66:2C:47: 25:93:A8:5D:FD:48:D0 Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 6C:FE:50:19:43:A8:5E:A9:16:BC:52:D1:33:E4:DC:C9: 1E:F1:41:1C:7D:25:84:20:D1:73:80:9E:18:18:EB:3A Timestamp : Sep 3 05:03:34.032 2026 GMT Extensions: 00:00:05:00:2C:A3:AA:84 Signature : ecdsa-with-SHA256 30:45:02:21:00:AE:48:E7:91:5B:26:9B:BD:1F:84:20: B0:04:C6:42:C4:0A:18:A1:0E:8E:ED:76:11:58:29:42: F3:81:D6:00:55:02:20:53:31:2E:8B:61:FE:A6:A9:19: 99:D2:34:E0:D0:66:A0:25:9B:E9:72:A3:35:8B:31:BB: BB:12:F5:90:14:1F:30
-----BEGIN CERTIFICATE-----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==
-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-11-13T22:48:24+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
659
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
2120
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-----
MIIF9DCCA9ygAwIBAgIRAPJLbRf52a18scn+p4eCaZ8wDQYJKoZIhvcNAQELBQAw
TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh
cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjYwNTEzMDAwMDAw
WhcNMzIwOTAyMjM1OTU5WjAuMQswCQYDVQQGEwJVUzENMAsGA1UEChMESVNSRzEQ
MA4GA1UEAxMHUm9vdCBZUjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIB
ANvGJnN78CTJdWL3+eGfsLN5TrNBJs+VH9hRXqRbwxu9sGNiB0BD1fcOxbSUQCJI
M1xE13Db+5Cw1w0s0EBYsvuIP/6joF0w8cuImbgR1OGgYbSQ4OpzI+DG8SGuTlcE
873OCS+kh3srlo6vl43M5OJg4Aeo1sfHp6kTJDoIiFBNJAY+OKfX/FUvYKuhjT+n
o49lmqmupSBI5PkBQiqrEGtWU5uxU/cQWHGu8jSjFBznZqvbNPLMXMLFxCb3WTfr
JBXXjqvWG+v4bjzxjjeAtOlU7qarRDvNOyAuQYLln904M+faKx8hnLCpJ15ZqaEg
cNlY+9MMWcC5yvL2A2j3l9+2buggZX+dOE91zYmIdawTvSZuVvlbRrAlLxIB6pwM
BjneXCjYQ8+3BCCjssbSNpZU3hTcBDdhfAlEDlYr6pEatnMdmDT5BqnKC92bd0Eh
M1fbLHioLccLCuievT8ZkPhZrq7Mii7gNXAcUEAR8+lzYal+9zTg7C5DALyVOeG/
CqfRAMn1KSHCR0NSA6P8tn/mGRlnCct5rtVCLnVySVpU6H1qGg3DgTOuskf8eahT
MiYbI5ezPJmO5ertalskQ1utp74+eDy92PI4ftHKTbq9IWhH4YZKh3WnJEIt+oQv
lYZbY8tpEroKrFB6PFGzrJIDRyts4HqvuH52RFj2zv/BAgMBAAGjgeswgegwDgYD
VR0PAQH/BAQDAgEGMBMGA1UdJQQMMAoGCCsGAQUFBwMBMA8GA1UdEwEB/wQFMAMB
Af8wHQYDVR0OBBYEFN7nW2DQIm1AKH0/DQH+pLVStFGUMB8GA1UdIwQYMBaAFHm0
WeZ7tuXkAXOACIjIGlj26ZtuMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcwAoYW
aHR0cDovL3gxLmkubGVuY3Iub3JnLzATBgNVHSAEDDAKMAgGBmeBDAECATAnBgNV
HR8EIDAeMBygGqAYhhZodHRwOi8veDEuYy5sZW5jci5vcmcvMA0GCSqGSIb3DQEB
CwUAA4ICAQA8spSI95KKfn2W6GMmDpHBJSPaLbsS3W93cijJCRCYAc1fsJgL1FIL
7C0C9ecPOdcwB2fi0Dk2p94j9iTJCxmt5CFSKLRWwnXT2MMSXexVxqoVB79BdWPx
VXETkVme/qYSAuKVHh5Ps+5BixgmwS1JkjSAc+MfrUbNssVEEnH0aEiAh+rotXAV
JSP/Ye7LJPEwD9DWG72vVWbhAcuOf5OLjz57Ctk7MgQHynZ7+PlHJtajroCaIbtC
r6tcZZaAwUQm+jQyeWdV+2hv9deOYFmKeQyjjcSrN5Nadrw+L9DZJLbA1HqeNvLh
BgqpP0fvJq2N6EtD574N6eMI7uMsJTnji2UDz9el5XLSv9fqJMuDQtYVb2oTNoKp
oUqhxPVC0aq4eG5MESaIdn8b5ZGSSeAJLMHXljEdlNza+ncfkviXk1POLnnFdvx8
/gk6M374WbLWFXw8N141B/Rl/tINGfl1TxOIiqtiMYkL02RSGb1kq34BL9NPP27z
RGMuHGnzS3hFIrRTfKxrzUZ9RzQWzEG3K6fJ3r2nqSltkeytis9DIBoFY9VmVyjL
M71DMi+y1+TRSJVClEMwvA4yL++7q9XZx5r5wBRWB4kQTKH5qyoZnDw7iiuh1lID
yDFx8r7i9vIJU5HS3moZLkYWAOilMaV9N56A9Bgb6dNcHkvg3NoaYA==
-----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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