catherineyoon.me

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ca:07:44:08:8c:da:33:4b:d4:ab:05:55:f7:52:61:11:41 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=catherineyoon.me

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ca:07:44:08:8c:da:33:4b:d4:ab:05:55:f7:52:61:11:41
Serial Number (int): 330083553758885933665531179467057502687553
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e2:93:64:b8:4e:ac:ef:0b:99:74:55:32:b3:15:4d:b6:f6:1c:6b:4c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:06:67:0d:b9:d3:33:db:f2:97:16:e6:6b:75:60:0f:e9:22:57:88
Fingerprint (sha256): 74:ba:a0:cf:25:f0:dd:08:56:b3:5b:ad:f7:c6:f9:a2:6f:83:3b:7f:14:6d:6d:99:f7:c1:b1:12:89:dc:83:9b

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 catherineyoon.me

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for catherineyoon.me

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

catherineyoon.me

Other certificates including the domain name catherineyoon.me

(limited to 100 certificates)
catherineyoon.me
catherineyoon.me
www.catherineyoon.me
catherineyoon.me
catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
catherineyoon.me
catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
www.catherineyoon.me
catherineyoon.me
www.catherineyoon.me

Certificate

The complete raw certificate details for catherineyoon.me in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhwfzq2/PYlGX4VB7R21g
k+eVwyqIipJLn9ZQEkouhtZP3TFUHxeueCgvihYwr8LRZdiKW+X36HZhkS/RdZxU
UDMFiXKIO0gUTq4GvE/QWwy9expGS86CFpOmMBFXk0cPDl8HoNwZEGjoujPxx5Wj
YYxG5mYoyy7QpT0aD3rdkSuq/U+0JadSsuzkrvJgda9rJlUDOE4UyJS23IKO6KZz
Jr5y0kCkWYyHRrH7lHGKrYQ6l/znr6Qh1oWHYOwxSz/4ilP/PKQQ4KyRNliXVx4h
f1LKy5G95xYi1M7UnNfVzufc5AN/Ju5oIQ9a5g3YsI+vMTltIVDIpR0s4x+WVFyf
HwIDAQAB
-----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 330083553758885933665531179467057502687553
 . . . . . . . . [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 2018-04-27 19:40:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-26 19:40:01 +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 'catherineyoon.me'
 . . . . . . . . [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 17046092366237344319775883806390445162120236086618891560404408043777120785362500581489350166365866392741892225050085317831720544958939165014117189038382699338363490402042586754674311971661968025467648103180750660564414913228265119051500262216760558171200741332314410776569768602837397698582326046875681189499580301754487716540072179757231032934203504789353293217031322647382534425403354350343374762155126196859214077143929501977412497282030338772739076567738073592282887910989341139498942177559854066798574681457006335048644837722686898358897452073936691892026250784060585949060278796042887861810946077027930069573407
 . . . . . . . . . . . . . . . . . . . . [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)
							e29364b84eacef0b99745532b3154db6f61c6b4c
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'catherineyoon.me'
 . . . . . . . . . . . . . . . . [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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf640000016308d5878d0000040300473045022100ed379c8b7a8b8ff1d9c11fd723804e990d37bb2e7d4020a1c86dfbb34b4d7dc502202ccf4e3222e26ccca3dd41c519fa5f23c486633a301c41bc32398f8c5928585e007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016308d587af00000403004630440220427cb600406ae6feff424bb753b95871f90efa70c0ba6323adfd348e7572d25702200cd154a9335cb6e12518c45a400938eb36112c61088fc4ab5e17f9ddde4b4163
 . . . . [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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