www.1011.co.kr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:2e:23:24:fb:7b:2a:0c:00:1a:e0:45:e8:f9:7b:c0:6f:cd was issued on by Let's Encrypt.

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=www.1011.co.kr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2e:23:24:fb:7b:2a:0c:00:1a:e0:45:e8:f9:7b:c0:6f:cd
Serial Number (int): 277036561676826175952375088522552062013389
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f5:b7:3e:b3:2f:33:a9:6f:5d:0a:78:1b:83:40:dd:bb:27:e6:b1:1e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8d:27:6a:1e:e3:46:d4:6f:b4:2b:89:28:f6:24:0e:76:4e:d6:75:0e
Fingerprint (sha256): 99:8d:6a:42:e7:c6:a5:e0:75:0f:fb:d0:b7:c0:d9:82:9a:cc:78:78:0b:4c:97:3c:58:8f:4e:fe:34:99:08:5c

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 www.1011.co.kr

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.1011.co.kr

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

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

www.1011.co.kr

Other certificates including the domain name 1011.co.kr

(limited to 100 certificates)
1011.co.kr
www.1011.co.kr
erp.dev.1011.co.kr
erp.1011.co.kr
erp.1011.co.kr
1011.co.kr
erp.1011.co.kr
1011.co.kr
ajaytech.co
www.optionparent.com
sabayadmin.tk
1011.co.kr
erp.test.1011.co.kr
erp.1011.co.kr
www.1011.co.kr
itsolver.net.au
erp.1011.co.kr
sk-fa.1011.co.kr
www.1011.co.kr
erp.1011.co.kr
www.1011.co.kr
erp.1011.co.kr
erp.1011.co.kr
jira.1011.co.kr
erp.1011.co.kr
1011.co.kr
1011.co.kr
erp.1011.co.kr
www.sociedadedourso.com.br
platform-tools.1011.co.kr
erp.1011.co.kr
1011.co.kr
1011.co.kr
erp.dev.1011.co.kr
bug.1011.co.kr
www.1011.co.kr

Certificate

The complete raw certificate details for www.1011.co.kr in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqjoqldT6iy9NIIC237gH
Db9azcQv/K3OfHdlOpAESrKzsGII4UgEVLhONsjOtfoNoy99yTCTgg2LXYD8Jlom
0SJGfJRYZC1otXePFhulsaSvY76UFGGnXkqSw4l7JofMiYl2UBHrjLFZ1400waQP
0ybedFchAjjLtHP9KQmvcV4eYm286vkTDrPabhMKcfBMZs75UCl9RhQODCVFTijx
oGmUjYkN2evBSttbgDjVqjYK/39n/Ya/B5KbQQQAqA/9DIYF2OJumU606jZDxGBt
Yc8Ragk0m36RhZPKGwLwD4C+/yBbu8jlph/um5JU9oBdAybdnBNq1na1lxtc4atG
AwIDAQAB
-----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 277036561676826175952375088522552062013389
 . . . . . . . . [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 2019-01-28 05:49:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-28 05:49:26 +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 'www.1011.co.kr'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21489194739826765954302161522502720565325220651147606264955135077397920690071307555939799026576458855409307820098666963544694389424205753681493522392045147557078121253321852951499597024726008212733351833532891898762007225996614194238614547379457739555352818144298599913787403450230156179707400126852132851062901920832541252278354035739851470112309061565714400868873455687075123957767538114313540791451593283288031504448845612616793149857584847002435650240284597071234449075064460252424641534273802271320077203969500946590053746858910215907436684531953857767996266354631159922327420452386343456918081545458348955747843
 . . . . . . . . . . . . . . . . . . . . [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)
							f5b73eb32f33a96f5d0a781b8340ddbb27e6b11e
 . . . . . . . . . . . . . . . . [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 (99 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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.1011.co.kr'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016893384a01000004030047304502202a26c90607e9a419a00f53319176c7429e3cfd8a84c58b790a59a446c35aa864022100cae750725a5f632f88884b127916928c6bf30b46f1fbf0be32357bffde359618007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016893384a0600000403004630440220013a3f38e874b8e891d0c2efc29d47a9a636acd701a9d29b34baf066240e669e02201b8f61289c26f705b67faba7e5e5d7756a30302f7a627c01bc05f00a16a0b975
 . . . . [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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