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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

nic.ci · 102.220.17.235:443

Verified

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

Subject
CN=www.nic.ci
Issuer
C=US O=Let's Encrypt CN=YR2
Valid from
2026-08-28T12:32:26+00:00
Expires
2026-11-26T12:32:25+00:00
Days remaining
53
Serial (hex)
065803E2C89BAB45FC37ADBFC13177E687C6
Signature
RSA-SHA256
Public key
RSA 4096

Subject alternative names (SAN)

DNS:nic.ci, DNS:www.nic.ci

SHA-256 fingerprint

19:13:3D:D4:F0:34:FB:EC:E3:72:C8:54:A4:57:23:8A:90:61:89:7B:6D:5D:05:15:3E:43:2B:4D:CC:1F:C6:DB
Certificate extensions & PEM
keyUsage
Digital Signature, Key Encipherment
extendedKeyUsage
TLS Web Server Authentication
basicConstraints
CA:FALSE
subjectKeyIdentifier
F0:15:2E:29:7D:CD:C5:0D:56:78:C3:71:8E:20:FA:77:BA:F0:40:A8
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:nic.ci, DNS:www.nic.ci
certificatePolicies
Policy: 2.23.140.1.2.1
crlDistributionPoints
Full Name: URI:http://yr2.c.lencr.org/71.crl
ct_precert_scts
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 28 13:30:57.066 2026 GMT Extensions: none Signature : ecdsa-with-SHA256 30:45:02:20:72:B5:A4:6C:E8:6F:5C:80:AC:16:14:FF: B6:B7:A0:63:AF:2A:36:55:6E:5A:34:74:04:30:01:78: C9:B9:22:7C:02:21:00:FE:54:2D:41:CE:F5:3B:CE:62: 5E:1F:DE:4A:5A:5C:BA:DD:0F:44:D2:F7:43:0A:6F:B3: 70:7C:99:E0:A8:D2:D7 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 : Aug 28 13:30:57.254 2026 GMT Extensions: 00:00:05:00:27:4C:37:FD Signature : ecdsa-with-SHA256 30:44:02:20:19:C9:9A:8F:73:A7:80:C7:34:93:5E:80: C8:B8:E6:FA:72:DD:98:B9:B3:D7:B3:28:3D:85:1C:D2: 73:08:C9:85:02:20:18:9B:C2:7D:6A:40:DB:0A:B3:FF: 8D:07:E6:CA:C2:20:99:3A:D1:A3:41:9F:DA:BE:72:CB: EC:77:E0:E0:C5:26
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Cipher: TLS_CHACHA20_POLY1305_SHA256 · Checked 2026-10-03T17:04:06+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
700
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-----
MIIE2jCCAsKgAwIBAgIQTr0klH4k05SALYSlL9WzGTANBgkqhkiG9w0BAQsFADAu
MQswCQYDVQQGEwJVUzENMAsGA1UEChMESVNSRzEQMA4GA1UEAxMHUm9vdCBZUjAe
Fw0yNTA5MDMwMDAwMDBaFw0yODA5MDIyMzU5NTlaMDMxCzAJBgNVBAYTAlVTMRYw
FAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQDEwNZUjIwggEiMA0GCSqGSIb3
DQEBAQUAA4IBDwAwggEKAoIBAQDZ0LxwBppqh84luqMerV/eeL/fXQ7mLQQv1Lnp
WKZbyvGpx6wh6AfnslAnF6ewTkcHA+gSOoBvm3Dfm06AuGiF+KRut4fAcowqnAQQ
CW98+QPP/eOv/wug7Iyk4NkOxf2I6g2f55T6nJoOTLFcukeRq80JGQEYan+dPFr9
OGUgQK2hGKgNkW87pappsOAuUJcroYhRt5uUis4qaZireiseu32gzDJNBAiKtsvd
6HX4v25bpkRNcS/B/Gtc9kVbUpD+2PLPxdei3Tim55k4tfAEXwD2qyiPTxrTNq6l
N+AMr5g2c1dNqkOTwjxeV6L5lpP1rGiYvLnRaPlOqyZRPW+5AgMBAAGjge4wgesw
DgYDVR0PAQH/BAQDAgGGMBMGA1UdJQQMMAoGCCsGAQUFBwMBMBIGA1UdEwEB/wQI
MAYBAf8CAQAwHQYDVR0OBBYEFEAVLSZ57TIgnt+ach3WMh+BDIEMMB8GA1UdIwQY
MBaAFN7nW2DQIm1AKH0/DQH+pLVStFGUMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEF
BQcwAoYWaHR0cDovL3lyLmkubGVuY3Iub3JnLzATBgNVHSAEDDAKMAgGBmeBDAEC
ATAnBgNVHR8EIDAeMBygGqAYhhZodHRwOi8veXIuYy5sZW5jci5vcmcvMA0GCSqG
SIb3DQEBCwUAA4ICAQB0ZUQWZ9/Yn9COEpo+JfecMnB0h0vwDm/M66IqXqw3LoaL
mx9lZvRTeDIS67PUeI3yCA2W6PKRD0/FE/G57lOmS+Xy5AaaL00ICGOqjNcCaMWW
8o8nevHOd4i4lqgtznE/28QwlcdJyF8yBiWHpnyjhEpmNWJURgOCOg2xpwRMBCsj
MScqYPtOhBeuYQvSwAEeTML2Ukh6uGuX4E14q65Ja8cdjF5bAldnP1eE4FBaAwsZ
G2fOqqrKV03Y85Nw2btedP1AtliQuJZs/Jo/gXxXdc7LrH3McgnpnbTiAncX7yES
hP6kzQejllqMCIt52HOjxDGWafS7Xw+DKwqmH+Eqy8dcbOuag/1AYlQoKNVK3F5q
Hh6tEDiMqQcLIibGKteE6iHo4A/bIScbzrhXUYuism42ZYzmc48FMVIH3qy4L84E
TdAH2gtxw0PAhvRVXp8HP7wfngpzsN/8xOTpeRSbM4+Qbc56G6+Bifmv6sk1ieQb
NA3wJdl4DDUuQSV8hBgx6zoI1ZSGORprDFux7c6rhc77QZMSRrEgomBeklervEve
86ylWmZ3WWHV6RLMi8xNvjd71r4EPIGgY7BZU/VPBkq+uA7Gb6mbJnFgV43uh3xy
LRFgxIAphIukwTGSMZZR+AI+Qnp0BYTWovHXozOf3H8r6hozEoT02JHn0AeTfA==
-----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
2161
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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