btgr.de

Issued by R3

About this certificate

This digital certificate with serial number 04:b5:6d:a5:8d:f8:ae:e8:fd:55:c0:56:b8:a7:6c:ec:64:70 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=btgr.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b5:6d:a5:8d:f8:ae:e8:fd:55:c0:56:b8:a7:6c:ec:64:70
Serial Number (int): 410185997599775533027334327472651605140592
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: c0:f6:02:07:3b:eb:d7:7b:cf:9b:8a:ba:fc:51:cc:21:1e:4e:30:ef
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): c1:73:4d:8b:4e:fe:79:50:01:b8:e8:52:f0:36:fc:d3:96:a2:02:8f
Fingerprint (sha256): 8e:c1:06:11:70:f0:98:5d:2c:36:84:2d:8b:17:4d:55:86:0a:00:53:5b:17:7c:95:06:b9:9f:25:30:31:6b:fb

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

Revocation information

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

Check the revocation status for certificate btgr.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for btgr.de

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

btgr.de
www.btgr.de

Other certificates including the domain name btgr.de

(limited to 100 certificates)
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de
btgr.de

Certificate

The complete raw certificate details for btgr.de 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 410185997599775533027334327472651605140592
 . . . . . . . . [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 2024-01-14 23:19:38 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-13 23:19:37 +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 'btgr.de'
 . . . . . . . . [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 790740446695396802276566419511620749904931416260177615884672883537488774715266626624265593039220309843878353206260217087418364959221006509954000969101395036896155882628345898098345256310426937698483136389402235837709709149441055707455191267923625796242787108373794197429588448191012603494423613618639712152555643842942959296554595003139170738187515241932903363711179636020410522202003818933123642768714398045420971166754827033285473597063322783516538321098054399089920398640189486944353817757636345357399983341808171481136853033559633825757995292506655878347383247567223391916466274673760063737274481263636474070235247663955563888046168184132730617620632901759424005894053039055837730179716197085168492764234457545521826008910229558933350099944297813158475133483794385928065852792332386959714854818496270203130307687545554357072014968097087232315337670351165933101289467765213485086696367545283276187002972620367377571797252067628844985850043242043049821266639993015138489980395918564787257783253201533596347027662434384648259182757790657773971285746953579514536491560407679026240942736322520742448290446872951488998218510142105402325501787091543083421277837948797559970877158570725853850873881890419701125470125977160718531897039851
 . . . . . . . . . . . . . . . . . . . . [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)
							c0f602073bebd77bcf9b8abafc51cc211e4e30ef
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'btgr.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.btgr.de'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d0a7cfa080000040300473045022100ff740bc0608b9681ced419c2bd34a2e771e381a512cf459be833c7ab5d83b9ee02206f36687b819cf0c966554f29d4436d0a62e344a52aac2067de92d2aa40b5f86e00770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d0a7cfa690000040300483046022100ff3412b5217c969e0292bc8f82c7579fdd5e5ef33e58e169cb8049926ebebb12022100f91400d8ec65d038a4ac1f395133cb22a7f5be03f9628e15d21ed1b9aeea1727
 . . . . [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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