b2share.gwdg.de

Issued by R3

About this certificate

This digital certificate with serial number 04:1e:87:e3:b3:4f:eb:3f:48:69:b6:c7:ae:16:d0:a0:94:6b 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:
  • 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=b2share.gwdg.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1e:87:e3:b3:4f:eb:3f:48:69:b6:c7:ae:16:d0:a0:94:6b
Serial Number (int): 358838242802370140912981532559526795973739
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1e:96:f2:ad:36:6e:da:61:f8:98:be:66:5b:b4:84:33:37:a9:31:3d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 57:a6:17:5f:82:94:e8:c0:27:35:ad:8b:eb:12:0b:c6:c1:3f:ce:55
Fingerprint (sha256): 04:4c:be:4a:45:97:dc:72:b4:8f:74:fe:db:60:72:c1:67:c6:50:5d:da:1b:a0:45:61:ce:28:65:b5:44:16:28

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

Revocation information

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

Check the revocation status for certificate b2share.gwdg.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for b2share.gwdg.de

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

b2share.gwdg.de

Other certificates including the domain name gwdg.de

(limited to 100 certificates)
rop-server.ph4.physik.uni-goettingen.de
vweb14.gwdg.de
c105-187.cloud.gwdg.de
c098-221.cloud.gwdg.de
c104-131.cloud.gwdg.de
highmed.gwdg.de
dariah-cdstar.gwdg.de
vweb14.gwdg.de
cdstar-prod01.gwdg.de
koala-jenkins.gwdg.de
vweb14.gwdg.de
wsus.gwdg.de
statoek.wiwi.uni-goettingen.de
sso.gwdg.de
c106-211.cloud.gwdg.de
radardb.gwdg.de
voucher.gwdg.de
atto.mpch-mainz.gwdg.de
x-shib-idp.gwdg.de
vweb14.gwdg.de
mailer.gwdg.de
MX-2800-1.gwdg.de
sharepoint4.top.gwdg.de
vweb14.gwdg.de
b2share.gwdg.de
email.gwdg.de
statoek.wiwi.uni-goettingen.de
vweb14.gwdg.de
idm-logstash.gwdg.de
vweb14.gwdg.de
captive-portal.gwdg.de
vm24120.virt.gwdg.de
*.wiki.gwdg.de
listserv.gwdg.de
georoc.eu
svago92.gwdg.de
emm.top.gwdg.de
c104-131.cloud.gwdg.de
gwd-cert-uddi64.top.gwdg.de
gwd-wsus-manage.top.gwdg.de
npsw-www.mpg.de
buffet.gwdg.de
vweb14.gwdg.de
mpg-fm-s1.top.gwdg.de
email.gwdg.de
vweb14.gwdg.de
lotus1.gwdg.de
becotesust.gwdg.de
vojel.kellnerweg.de
vm19105.virt.gwdg.de
foodle.mpg.de
c104-131.cloud.gwdg.de
vweb14.gwdg.de
vpn.gwdg.de
vweb14.gwdg.de
dcups.uni-math.gwdg.de
vojel.kellnerweg.de
voucher.gwdg.de
benutzer-portal.gwdg.de
vm19002.virt.gwdg.de
sfr.sofi.gwdg.de
c105-187.cloud.gwdg.de
email.gwdg.de
host01.accounting.gwdg.de
gwd-rds-azure.top.gwdg.de
observium.gwdg.de
mx1.gwdg.de
umgpid.gwdg.de
vweb14.gwdg.de
c104-131.cloud.gwdg.de
harbor.gwdg.de
vweb14.gwdg.de
efforts-is.uni-goettingen.de
*.sharepointstore.gwdg.de
jupyter-cloud.gwdg.de
studip-dev-fe.gwdg.de
faq.gwdg.de
vweb14.gwdg.de
status.gwdg.de
oraw0.gwdg.de
rstudio.gwdg.de
c103-171.cloud.gwdg.de
voucher.gwdg.de
c103-171.cloud.gwdg.de
email.gwdg.de
npsw-www.mpg.de
npsw-www.mpg.de
swww3.gwdg.de
test.gwdg.de
vm18011.virt.gwdg.de
office.owncloud.gwdg.de
studip.uni-goettingen.de
gwdu111.gwdg.de
vweb14.gwdg.de
www.gwdg.de
c104-131.cloud.gwdg.de
vweb14.gwdg.de
vweb14.gwdg.de
vweb14.gwdg.de
timbuktu.physik3.gwdg.de

Certificate

The complete raw certificate details for b2share.gwdg.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2DtDmKRA/OArL9y1Aa+M
0ZH6VhaPI6TBCHljnsCGZ7KEiiccpTDESQvMz3nL1pqeCGT+mdOmZUhC6j6/bQIR
rEczluTKtYchSAAZxgAM9+XbPEDniaPnb7PG9+fiNRlkgbI1CfiMCp+TrqXdocpr
gYNj/2cbSMLUJ+63TEKonmAksW734psad7RpAWgwPAgnb9uUnkxnRTapiwhlOlSQ
lyZKbfmAyIK9lhAZOEmSXu+pTjK/uTM7PQe5znN73hovUcXHxrlSDXGFDTvDDyi9
wxwHocW2+T+kYXHut512krJCI5Gi+Q7VtaBEkxcIsSF5xUOGk3tVF+F4Ybz3HxYs
eQIDAQAB
-----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 358838242802370140912981532559526795973739
 . . . . . . . . [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 2024-02-06 14:02:05 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-06 14:02:04 +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 'b2share.gwdg.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 27296698063876954094436035097144122357603015923499461815545304878973730325777560983536316191263186341718586426109985932679481590794376089670757449805969578708562916883421694921090076583561681476815957715745736878648720858476484952784954411347152545716564565389528856013702641834569269109652032050580715397216931284241045960871041504938726878771835124206031927252586427445545512597013426974566191584196433831602077694873676272352827102406930933927854581138411920537097598912664799120609101699122981696532474365806402195583696344040959836888252341100689204485916391906000380102053211301589360651157606069082321700924537
 . . . . . . . . . . . . . . . . . . . . [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)
							1e96f2ad366eda61f898be665bb4843337a9313d
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'b2share.gwdg.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)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d7ef0cb19000004030047304502203e7c1956fddabddd8df92f38f012d8ceda0138e0d7f6d44381e8b8adfb7d14d1022100e0d3a9b569b70ac8b3b12e93887e7d48da28033ab7e8518ba0b7954078df1c660077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018d7ef0cb150000040300483046022100a1756fa5376599b5992af2bdfe458cf1bfc9c50eb41ffe089142d4c3b3b87675022100e9dfff96126d5f88568a11a71ba5327c9d07c07c9dfdc54859018b381f643a8e
 . . . . [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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