nuffield.dk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:71:63:d0:ea:75:be:60:a2:b1:a2:b5:50:2f:e0:9a:ca:39 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=nuffield.dk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:71:63:d0:ea:75:be:60:a2:b1:a2:b5:50:2f:e0:9a:ca:39
Serial Number (int): 299921443582088529472501953950452555631161
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:55:60:1d:3a:cd:83:38:85:fa:b7:a7:4f:97:05:33:e7:04:cc:e9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 87:f4:b8:65:68:cc:3b:74:1f:72:d8:d8:bb:14:b0:e5:04:45:67:c8
Fingerprint (sha256): 46:bf:ab:28:03:e4:b1:84:80:89:2e:9c:6d:df:18:6e:f7:43:0a:20:12:d4:c7:e9:ef:f3:58:3d:93:89:60:ab

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 nuffield.dk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nuffield.dk

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

nuffield.dk
www.nuffield.dk

Other certificates including the domain name nuffield.dk

(limited to 100 certificates)
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk
nuffield.dk

Certificate

The complete raw certificate details for nuffield.dk 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 299921443582088529472501953950452555631161
 . . . . . . . . [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 2017-04-02 16:48:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-07-01 16:48:00 +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 'nuffield.dk'
 . . . . . . . . [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 749921701518582779470783370442682322793667441806929047891828145724829006555505606727037870505149996476030693773439006134763470993023367864403223196043793118518403206291811055548168494225668231426407522547267610485617452096848889774417385958255305743270872751348002414522700081375864975661755078438013419935422076951574124190996430694732852760147661712270817964108984547183840432414636620363688538518818293276855902658751824960601540566458676258457937321292924590289716745368219450539178560339877866991726010933117853004598189225207858970576471433103773633139616979422764261027993088733218223192522779786776164172371695404302033015070052648188822643419786027194222733177363797005114802230120405409807169502320250145583729397601036147598623981544217800986952953656985151616658208343160055906868772510520394605257290740794514421245013470443858707932637148687934277214388584440969202218389395586672196642296812846983145560306998351448221149433025513943891729879273414240733197162158776073476168752464583319173501858918830075313985641931115318985542220001796188307731450271354006424587971808508325654830656506115406003936040386895103367584547432031675227979241947099234663284708329926395711609746025448992043987571553892849376733435894227
 . . . . . . . . . . . . . . . . . . . . [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)
							c855601d3acd833885fab7a74f970533e704cce9
 . . . . . . . . . . . . . . . . [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 (100 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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nuffield.dk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nuffield.dk'
 . . . . . . . . . . . . . . . . [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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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