kl4fc.us

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:1f:68:92:1c:6b:d3:2b:b8:d9:cd:b2:6a:33:0b:27:fa:4d 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=kl4fc.us

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:1f:68:92:1c:6b:d3:2b:b8:d9:cd:b2:6a:33:0b:27:fa:4d
Serial Number (int): 272024609533183046127940874294404487576141
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 32:7b:82:e5:dc:43:30:c3:60:98:d4:e1:86:fe:07:10:d0:fa:eb:87
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ac:ca:28:28:77:38:9a:1e:1f:9a:d7:45:7d:41:18:20:cf:ec:7b:28
Fingerprint (sha256): 92:d7:e6:17:b7:91:91:6b:5d:74:82:cb:38:5b:5a:00:df:51:65:95:1e:b5:74:b0:a3:26:72:38:67:10:f8:2e

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org/

Check the revocation status for certificate kl4fc.us

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kl4fc.us

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

kl4fc.us
www.kl4fc.us

Other certificates including the domain name kl4fc.us

(limited to 100 certificates)
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us
kl4fc.us

Certificate

The complete raw certificate details for kl4fc.us in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAoA0kLLp4pVJ7lSMB8ilb
TzwDF2AvELXEhwFFuE28RtCAiFCJASI1OE9BSGglexIDoGWqPpx1FtTkg5zrG0I5
P8uMNxzP/C5pFv1kbb3T8yXXXNEz5FxDecY5Eyf45X0/i6exH5yjQ6MCJ4d7TLnS
04/OQeR5oU3l1dND2CSSCnZ6yepaWiFvxfkzw/tBAfvVfChoB11QZzUeNwuvuh77
qepfOHpislk+IzGtmfStv5yMwZB/mS9FPd70j2uclzn+6biZZnYdq9bwfCKQG972
sue7eDoKEFDjsXII58/wodXfsBWeE7xxTMi+HBdF2apNK+f8W4SC29Cmbi7U8dHn
5g6vzh4pk+BmQ0pZQn2KXMb/6sQLGuHhSoBhaMQ52NPWVMFRPc8XDIj07h5+iakS
ApJW39txpuwrDoJtRYVAcQw9yQaAq1SSP2qobs2HITr5qDE9UgP/gBiwlsa5lL4z
2O+WTErCJQ02Gj4Trl1AFTw8QTaLQfjlQ3ADbkNB9ZyIoCaYAqkggk1I8gDDUYO3
ITcmSb0UDoBozUo/KVoeRQzzCMNXrIifovzQpaUTESp63fF5dfcIytfziJo+ugZ5
QbLIWwXoePy+szQUsNUVuBDrpC/rjezsrZXy9znwCjllgXqqdEhAfLZrWb1mVkDB
n/geVB2lIHoUsdJjRO0AvCcCAwEAAQ==
-----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 272024609533183046127940874294404487576141
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-05-18 17:42:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-16 17:42:00 +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 'kl4fc.us'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 652952472200382799610202700480901544237146436549647936207205766708428107338880633045388704419802486239116138125680013404290627859572275484521166657499820550607335488059101024328487114369008318572923094922020666193651281178207497702970300686129344138658425423506184607877674195206279312260121909148349630580672881534408816256862478133348941944176586910667651946916066976046410149862806102899455798838010472114605749843397724700046684941672047275031424852463026038465396372625412914535312126498913395269695801931281397787787468490977491234643360968996832739547131019710970608125711646513036274167960588765665424234750318448213446698935400491494593206958643906226982489085919819326272066190527488640458160396264631746838476725278760337792176547782318454187020394441346649772227635334475773704313379042712821175979749026470076456545655007512673223789453700409507960468196371025348971310192962830135830046343406131560129306455777723670652909261579586005161968000773979399076375125824886287055517965658496686593272148377922062125182101950298753971774633262899748246838022412057097247044856687238235356796835957393831737020161997209194953472883804167446381632084805080808859064921683252066049955612002136061969403054904016417955984498015271
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [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 (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [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)
							327b82e5dc4330c36098d4e186fe0710d0faeb87
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (100 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kl4fc.us'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kl4fc.us'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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)
		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