kotiz.com
Issued by R3
About this certificate
This digital certificate with serial number 03:e0:6b:4d:34:cf:83:aa:41:c8:cf:79:b7:92:98:a1:df:42 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.
We have idenified some issues with this certificate:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=kotiz.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:e0:6b:4d:34:cf:83:aa:41:c8:cf:79:b7:92:98:a1:df:42Serial Number (int): 337702736259104326330469345777611859681090
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 28:82:41:84:94:ce:2b:2f:e3:4b:89:09:8c:7a:a1:5e:1a:2c:30:de
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 65:f7:37:02:ab:69:e6:5e:c3:39:d2:ae:cf:9f:6c:d2:aa:bf:d5:64
Fingerprint (sha256): 9a:cb:52:03:87:6e:f0:b6:06:44:bf:6e:c7:d3:35:3b:22:f5:75:f3:1f:7d:e3:cc:17:25:c0:85:2a:84:e4:f3
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate kotiz.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for kotiz.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
SHA256 with RSA
Key Usage
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
9 extensions
No
unhandled critical extensions
CA Certificate
This is not a CA certificate
Subject Alternative Names
kotiz.com
www.kotiz.com
www.kotiz.com
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(limited to 100 certificates)
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studentlink-demo.digischoolapp.com
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abc.kakathink.com
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jp.ilb.io
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mobile.cartoonblox.com
iqonline.education
whatthecost.com
sic.camaramucambo.ce.gov.br
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webar.tripod-digital.co.nz
iqonline.education
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oskarifriman.com
www.sabrinapratos.ind.br
chrome.sidestepper.io
www.sabrinapratos.ind.br
dorf.games
www.beyond11planner.com
devjharokha.bmspune.org
zimdfa.org
samoocenka.club
alexloran.com
app.metisclub.fr
peru.fitpass.app
sites.ggtk.app
www.hitefy.com
ynoor.me
aakashp.tk
www.algodos.com
alexloran.com
www.kotiz.com
app.metisclub.fr
www.hackervan.com
studentlink-demo.digischoolapp.com
boulder.app
kotiz.com
czch.cz
abc.kakathink.com
www.imnoex.com
groundlevelinsights.glimpseanalytics.com
lacabanaiznik.com
fivesix.app
webar.tripod-digital.co.nz
dowinapp.com
www.hepcal.com
jp.ilb.io
admin.banana.services
utkueray.com
kotiz.com
mobile.cartoonblox.com
iqonline.education
whatthecost.com
sic.camaramucambo.ce.gov.br
hoonu.app
ezridr.com
quran360.app
hoonu.app
www.kotiz.com
webar.tripod-digital.co.nz
iqonline.education
dorf.games
www.gutterguys.co.nz
dolancy.com
oskarifriman.com
www.sabrinapratos.ind.br
chrome.sidestepper.io
www.sabrinapratos.ind.br
dorf.games
www.beyond11planner.com
devjharokha.bmspune.org
Certificate
The complete raw certificate details for kotiz.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIEIjCCAwqgAwIBAgISA+BrTTTPg6pByM95t5KYod9CMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAzMTUwMTQyMjFaFw0yNDA2MTMwMTQyMjBaMBQxEjAQBgNVBAMT CWtvdGl6LmNvbTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABMZW+6LAoAn3ZEl+ ZGl6Z2WNNpkJESAYjWHyEG72jIEY2xsinxuXHlZyPEQpQ+Mrhm55lwqIGe8bWgDI nFKGgu+jggIZMIICFTAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0lBBYwFAYIKwYBBQUH AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFCiCQYSUzisv40uJ CYx6oV4aLDDeMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYfr52LFMLGMFUGCCsG AQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8ubGVuY3Iub3JnMCIG CCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMCMGA1UdEQQcMBqCCWtv dGl6LmNvbYINd3d3LmtvdGl6LmNvbTATBgNVHSAEDDAKMAgGBmeBDAECATCCAQMG CisGAQQB1nkCBAIEgfQEgfEA7wB1ADtTd3U+LbmAToswWwb+QDtn2E/D9Me9AA0t cm/h+tQXAAABjj/9MiUAAAQDAEYwRAIgZhCzBOiDTbH1ZG0hAfsik8nBwYgvYMIr p7/6ZlmbUTgCIG7J2vGNKTMGMAJak977gocvv1vLhhMJKQiV14Kqj1R3AHYAdv+I Pwq2+5VRwmHM9Ye6NLSkzbsp3GhCCp/mZ0xaOnQAAAGOP/0yYQAABAMARzBFAiEA rP7h6/j6giZHLiasU7u0JHj0tstnM9W4dlPQ8BdHluUCIGSEG7KqN4F1MunUFyHS VSezToVG2WSrjcVxWZb5Cqz1MA0GCSqGSIb3DQEBCwUAA4IBAQARcpnloHJZDElx NedpgpIfPICiugvJTkWVY2LTtn1C74CMKCCsb3+cvw/+a1w8oc+Pbab6EJXxKkXs WOT5BHbzoISd/p2f9N3kAzbdPeQDWHjQngHM46evUEOWS99i9LkjbvoK53231hQI VLAoPGIrYSmRoAKN0ipm4DJyJp/3BkJF0TRlGWdzOERFsurHUUqAcvh9wKNqu7OR tD6DLFGG8SoNgRZQjCMXgUBTvEZ1v0zt4mmd6uzF/Pcj3nOeR9QQVpooNa2sXtWF BwDibfHY/83tdhVLVJ0P+awShrBT3kKbhhqvyI/CEd5hbYfk23Ox+SeXl+ZCh3rR QlZjsKRZ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAExlb7osCgCfdkSX5kaXpnZY02mQkR IBiNYfIQbvaMgRjbGyKfG5ceVnI8RClD4yuGbnmXCogZ7xtaAMicUoaC7w== -----END PUBLIC KEY-----
ASN.1 decoded
[c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:2|t:0|true] OtherName . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2 . . . . . . . . [c:0|t:2|false] INTEGER 337702736259104326330469345777611859681090 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . . . . . [c:0|t:5|false] NULL . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt' . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-15 01:42:21 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-13 01:42:20 +0000 UTC . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName) . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'kotiz.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 0004c656fba2c0a009f764497e64697a67658d3699091120188d61f2106ef68c8118db1b229f1b971e56723c442943e32b866e79970a8819ef1b5a00c89c528682ef . . . . . . . . [c:2|t:3|true] ORAddress . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (1 bits) 0780 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth) . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints) . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes) 2882418494ce2b2fe34b89098c7aa15e1a2c30de . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (73 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.o.lencr.org' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r3.i.lencr.org/' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kotiz.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kotiz.com' . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies) . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (12 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy) . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes) 00ef0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e3ffd3225000004030046304402206610b304e8834db1f5646d2101fb2293c9c1c1882f60c22ba7bffa66599b513802206ec9daf18d29330630025a93defb82872fbf5bcb861309290895d782aa8f547700760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018e3ffd32610000040300473045022100acfee1ebf8fa8226472e26ac53bbb42478f4b6cb6733d5b87653d0f0174796e5022064841bb2aa37817532e9d41721d25527b34e8546d964ab8dc5715996f90aacf5 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption) . . . . . . . . [c:0|t:5|false] NULL . . . . [c:0|t:3|false] BIT STRING (2048 bits) 00117299e5a072590c497135e76982921f3c80a2ba0bc94e45956362d3b67d42ef808c2820ac6f7f9cbf0ffe6b5c3ca1cf8f6da6fa1095f12a45ec58e4f90476f3a0849dfe9d9ff4dde40336dd3de4035878d09e01cce3a7af5043964bdf62f4b9236efa0ae77db7d6140854b0283c622b612991a0028dd22a66e03272269ff7064245d13465196773384445b2eac7514a8072f87dc0a36abbb391b43e832c5186f12a0d8116508c2317814053bc4675bf4cede2699deaecc5fcf723de739e47d410569a2835adac5ed5850700e26df1d8ffcded76154b549d0ff9ac1286b053de429b861aafc88fc211de616d87e4db73b1f9279797e642877ad1425663b0a459