buygen.com

Issued by R3

About this certificate

This digital certificate with serial number 04:1b:ec:01:02:97:bc:39:52:7a:b4:4a:4e:63:cd:de:a8:a4 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=buygen.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1b:ec:01:02:97:bc:39:52:7a:b4:4a:4e:63:cd:de:a8:a4
Serial Number (int): 357950470685794948007912571793382876031140
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5e:20:c4:f6:fc:c0:cf:7e:58:53:cc:94:3b:51:5c:57:a8:be:ea:cd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3d:c9:fc:51:4e:2c:70:0a:23:b3:c2:54:aa:53:4a:60:e9:a7:2e:32
Fingerprint (sha256): d5:9d:72:d6:2a:79:7d:45:75:15:a9:42:cb:b8:36:75:0e:e6:5d:fa:5a:5e:0c:a4:9f:df:d8:eb:2a:5e:13:3d

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate buygen.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for buygen.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

buygen.com
www.buygen.com

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roaring.life
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Certificate

The complete raw certificate details for buygen.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 357950470685794948007912571793382876031140
 . . . . . . . . [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 2023-07-29 03:17:55 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-27 03:17:54 +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 'buygen.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (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 746595464234750751643006344901510768068821787040985557011625642666503223665846282969150197041825627793944188045856460126755490819318148559451326004851028339458980773633980233626167267754351042994721069998260101143755357708343161328621386277591796800808465257799077829265873869864794700376730498792038210632302717748785663063863621137424070863282271990015136106962848391918124243611934214958177695295475423734752063328495613802563436665953599755554941225322642779748645659917343780444263989894667825153559023464239521163830446136328862934247770472282398940250117926884791793179258850743036754925856972039328741931784669722355325314239065125278583110539853719490336085202157674040341939479768978044097779571492973552901076791248589954500201876692084083972595959196844047774817528162575364076097744072831944231387840817150856845495323427619821044234586491849392051899216337133147266025941082355535820843499411118008464627234081086071005115878498530041444116781497685283760970645954548422726747524377357821788226652949501248547816593488622098616546048119796438668438514014911464938587507171976310760930081830101381488813583136902698429616625890530021169000721213156951270804034917807197254573369032410512964366631295170613296976425860927
 . . . . . . . . . . . . . . . . . . . . [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)
							5e20c4f6fcc0cf7e5853cc943b515c57a8beeacd
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'buygen.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.buygen.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)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001899fde084800000403004730450220249183b73bdd07f880b1489fc00000457f3912268b240a8909ff47375aa87e14022100ebbd0d0fdf317f381f37d1f0fa5073a3ad0240320e7e70e24623ac2d98a8890f007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a000001899fde0887000004030046304402203dccc35d0ed299e9f666416e3ec7f1c70aae79a256bb78a171439e0794c779b402201bd921c2cf2fcd650db38d4c2801f3c0a0ecaaa93b3bc538a20bd0c63f567218
 . . . . [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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