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

mail.ix.kg · 185.211.229.10:443

Verified

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

Subject
CN=mail.ix.kg
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-10-21T09:20:53+00:00
Expires
2027-01-19T09:20:52+00:00
Days remaining
86
Serial (hex)
06636A049A710AAFD921FB637847339CBB26
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:autoconfig.dc.kg, DNS:autoconfig.interlink.kg, DNS:autoconfig.ipnet.kg, DNS:autoconfig.ix.kg, DNS:autoconfig.madeira.dc.kg, DNS:autoconfig.mc.dc.kg, DNS:autoconfig.r.ix.kg, DNS:autoconfig.tek.dc.kg, DNS:autodiscover.dc.kg, DNS:autodiscover.interlink.kg, DNS:autodiscover.ipnet.kg, DNS:autodiscover.ix.kg, DNS:autodiscover.madeira.dc.kg, DNS:autodiscover.mc.dc.kg, DNS:autodiscover.r.ix.kg, DNS:autodiscover.tek.dc.kg, DNS:mail.ix.kg

SHA-256 fingerprint

BA:75:89:C8:05:9F:77:E0:3F:90:0E:2B:C5:A2:D6:B9:42:96:B8:CE:08:89:96:2F:6B:6E:45:EE:EC:A2:F4:53
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
F4:E1:EE:CA:F1:20:FA:35:A5:53:EA:FC:BF:ED:54:EF:BE:BD:7C:AB
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:autoconfig.dc.kg, DNS:autoconfig.interlink.kg, DNS:autoconfig.ipnet.kg, DNS:autoconfig.ix.kg, DNS:autoconfig.madeira.dc.kg, DNS:autoconfig.mc.dc.kg, DNS:autoconfig.r.ix.kg, DNS:autoconfig.tek.dc.kg, DNS:autodiscover.dc.kg, DNS:autodiscover.interlink.kg, DNS:autodiscover.ipnet.kg, DNS:autodiscover.ix.kg, DNS:autodiscover.madeira.dc.kg, DNS:autodiscover.mc.dc.kg, DNS:autodiscover.r.ix.kg, DNS:autodiscover.tek.dc.kg, DNS:mail.ix.kg
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/39.crl
ct_precert_scts
Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 59:6E:6C:33:86:94:B2:59:72:A2:56:C8:A0:E8:DD:90: 4A:76:E8:08:3D:DA:87:3B:01:08:38:28:14:3C:EE:59 Timestamp : Oct 21 10:19:23.649 2026 GMT Extensions: 00:00:05:00:11:C4:7B:B4 Signature : ecdsa-with-SHA256 30:45:02:21:00:A0:C5:DA:2C:73:F0:BC:30:4C:7E:72: 5F:E6:8E:EA:CA:3F:1A:6F:5D:A6:8C:DA:37:32:86:82: C5:1F:20:B4:C8:02:20:0A:2A:F5:73:B1:40:1F:57:E0: C3:46:D1:4C:DE:2D:53:CE:3B:EE:8C:E2:67:D7:D9:BB: F4:87:FD:76:FD:F3:EA Signed Certificate Timestamp: Version : v1 (0x0) Log ID : 60:4C:9A:AF:7A:7F:77:5F:01:D4:06:FC:92:0D:C8:99: EB:0B:1C:7D:F8:C9:52:1B:FA:FA:17:77:3B:97:8B:C9 Timestamp : Oct 21 10:19:23.707 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:4D:D9:0E:B4:42:4F:60:E7:C6:B3:A1:AB: ED:53:90:41:D4:8D:10:67:15:0A:B5:4F:D2:97:31:64: 77:0A:2A:3C:02:21:00:94:FE:6A:C3:7D:08:2A:6F:48: 10:E5:C6:CB:6A:73:5F:06:41:41:2E:16:DD:C5:B2:BC: C0:B6:8B:B3:B7:0F:2A
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_AES_256_GCM_SHA384 · Checked 2026-10-24T11:34:06+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
679
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
2140
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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