brainpool.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:50:42:5a:65:44:41:b5:0b:3f:5e:d3:42:12:00:18:b2:98 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=brainpool.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:50:42:5a:65:44:41:b5:0b:3f:5e:d3:42:12:00:18:b2:98
Serial Number (int): 375759931489086356659779220133615867835032
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 31:0e:bc:7f:54:3f:1a:cb:a9:66:c5:05:c4:0f:3c:76:31:3b:5f:a6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): a1:7e:1e:e4:8b:2f:cb:8e:16:e2:ed:4e:96:82:6d:aa:4e:91:60:27
Fingerprint (sha256): af:87:51:89:58:85:5b:85:6b:4d:87:4e:31:71:1c:f7:8b:46:ac:16:d1:e5:c4:c6:da:7f:32:9f:9d:ec:4d:4c

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 brainpool.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for brainpool.co

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

brainpool.co

Other certificates including the domain name brainpool.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for brainpool.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAp+u3wKVu3WXH1Er9kVOQ
Y1iSSVe4l33LpGhy7hq703VtGx/JA4+ME/xZsx4j4ajv71Dv2GKeHRjSxrZPQheT
5jzNi+94P4h1IgWQIGBwGLQLu526w6tfXVLyqg+ck1aZE/UO1ixCMIM8B75GUGhC
LB12+3jbtP2G6leUprjf6NjMmSn8hZ6upWtkSLNnnW2hChJqEZc3+L86ewZyNNuw
N5IWgtnpFhiebaSl3YIpUmwYRajnJyny0JHKC3QoSSaZqIeWlGMWxX3bIqpODxSZ
PrNLE6vx7Zn0nbDH5sBZKv5JHViMJuiv5ut9eQ/k2yQVNoYjVZhMSgW5vdPU5YEZ
kbvCvRWQn91eU/NhgDDJhI65+7lERl3rh0lyaSgOXFCriJ36R/3k92Rnun1HT0kH
CFH7Sa9srmLGps0Qa06fTSvF9nNu/dlscGN8WNPFTZl4ISlBj0sT4ztHk9m8ALeh
aL11QE/TR2JaJiAXn+elLKERs+VYeEN+GApkgL6749+lAkTz+yzH6Ev0OjmV0Jfn
DB5sw419MJlUkvJNprVdqvJkvSWZo3bgLyzXKO8c/KhdjBoahIuzkrAYHbdusGYq
w55HVQ5DqbiosnThtn5cMY+XYLWJwJB/i+t/lccNhQ5CNMPPx8q7M6XFpXHHRdl5
e6mA0ok37vDwFh17i/osI7MCAwEAAQ==
-----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 375759931489086356659779220133615867835032
 . . . . . . . . [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 2018-12-10 15:05:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-10 15:05:07 +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 'brainpool.co'
 . . . . . . . . [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 685056983798263011159089724716628297277563655516178503820410234026740435364338104448912348151109421352709960303414307374532020932291836048837437880970451496678180154064595324197832085227636362318307363797358900122776372136374515565346743586114314025384549589643787172657437763162135736574929322834626734091910189399172971090663932059284582714131870449145123672462207802451720697399361454747664028998222503231374411280566799561854597024366731887763307979460341041951800396224728417246858645520433974953181154373914814405490259258115360878710708903916201598837217800484385280632744641167143470915881061832737940542485947724511261298703459431226154150873943561972497737168730302141979968194068657891867109244026014722653670667212155817528564320159388012743751483350258429473899507485221773347441228934692795810915381330671002557141575327063078969175202804487439157384184752971836156957795536380126373489915510447173749810852298175301029539841237413777347063075138863738188989382644518199697595516734805415575890078888486489211885904523149967274097316702421898240948329498021606460101001502717231561931923734355291131764408038857870767315327395987021934804352037329158065994800871193305527684262064324658849569685143176533291141937505203
 . . . . . . . . . . . . . . . . . . . . [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)
							310ebc7f543f1acba966c505c40f3c76313b5fa6
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'brainpool.co'
 . . . . . . . . . . . . . . . . [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)
							00ef007500747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016798dd6dec00000403004630440220458debd2c7b334e0022f531cf29471848864a6dd02566680ab08193f8bf547b0022075587410789f0a375617f3482a5e72caf7d1a8dd799176f078b11b80f53fa89400760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016798dd6dd40000040300473045022100a6c6ca2f72f00db73d8e9ec9189916eb3c6a01ac9064c9874f85314593cddfa80220050b20875995b3a877a9c2745a277bc6ef35387745c816007e03c84b570b1f29
 . . . . [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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