www.refurn.se

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d2:a1:6b:9f:9d:19:44:ec:dd:4b:a0:e4:27:93:3b:82:77 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=www.refurn.se

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d2:a1:6b:9f:9d:19:44:ec:dd:4b:a0:e4:27:93:3b:82:77
Serial Number (int): 333010719369112820895391167603316851704439
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 57:11:53:13:28:d5:34:0d:8d:47:72:72:85:f8:ad:11:f6:b8:c3:01
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 11:bc:c7:65:c1:35:75:ab:45:82:53:04:e9:59:0a:54:a4:f7:96:a0
Fingerprint (sha256): a7:82:1e:8e:89:a5:06:bc:7e:60:63:5c:45:5c:1f:f5:64:e0:fb:b0:e8:66:34:7f:16:40:1a:67:b7:a3:a0:6d

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 www.refurn.se

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.refurn.se

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

www.refurn.se

Other certificates including the domain name refurn.se

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.refurn.se in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIF/TCCBOWgAwIBAgISA9Kha5+dGUTs3Uug5CeTO4J3MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNzEwMzExMDMzNTdaFw0x
ODAxMjkxMDMzNTdaMBgxFjAUBgNVBAMTDXd3dy5yZWZ1cm4uc2UwggIiMA0GCSqG
SIb3DQEBAQUAA4ICDwAwggIKAoICAQCYbdtbWZWWH+gRCZ07mAalZgidvuPESCG9
DeI56+bwFh5A2vEWlVdPqJe8zC5VSft9adAczX+rphDHL991fKg0nwFjG5pRp0ti
rmPfiJ+oXysN4uxo0Xptu3s4EzonGnzUpqPh3/ZljOB6hyb8pAajXQX97cqYogDk
lNot7cxgqSruZxArjkddhBVjL2Kq/B12fDtX6cr0vPgVNu7CjXI45hmnJicYmpSb
9fOYnV5GlWcqn3KVbuwi3FYbEJDTeT+LbsV4AYerfc7hD8LQ58rW3MW1v+rlZvH4
5flau8UdXosN++71u+B2uy+sCxkI1d/7VSKTKyz/gbalhO8En3KU9Vl8AdONPYmM
q8XhoX3ENoqx/aEMnOayRHN/0EMU8W6dcI6NCdf5vlwB2WK9jMERdl/oF1tGcNzp
ngrzIP3vVquEQMRESfiFQbOnIbiyTSMpLoLxhilGpgr1Vl3yZPDhkzpkuNJbVBIp
GI3L3NQdPd1kMm98judxT4Lop2Ru/YPlV15D0FcRrsXLSIFS0dDABdYBJiiicZC4
8JYdH2pxkx9z3M91l+9SmpKhuzlJ6eL9B3U91rofjAVVVR/P70+tHkwbCUryQ+Qa
exx82c8+9XPvEnJari8kHKfQdnfszrAT7pQs8IHTSAFlbT3r0Ry0tb3CiS035ren
cRX9pV+mDQIDAQABo4ICDTCCAgkwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQG
CCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBRXEVMT
KNU0DY1HcnKF+K0R9rjDATAfBgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86js
oTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14
My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14
My5sZXRzZW5jcnlwdC5vcmcvMBgGA1UdEQQRMA+CDXd3dy5yZWZ1cm4uc2Uwgf4G
A1UdIASB9jCB8zAIBgZngQwBAgEwgeYGCysGAQQBgt8TAQEBMIHWMCYGCCsGAQUF
BwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCBqwYIKwYBBQUHAgIwgZ4M
gZtUaGlzIENlcnRpZmljYXRlIG1heSBvbmx5IGJlIHJlbGllZCB1cG9uIGJ5IFJl
bHlpbmcgUGFydGllcyBhbmQgb25seSBpbiBhY2NvcmRhbmNlIHdpdGggdGhlIENl
cnRpZmljYXRlIFBvbGljeSBmb3VuZCBhdCBodHRwczovL2xldHNlbmNyeXB0Lm9y
Zy9yZXBvc2l0b3J5LzANBgkqhkiG9w0BAQsFAAOCAQEAi5XpDbBgMhmPitWiS4FD
gORRKRQ19yDl23MlNfqSTn+qxVCm+psE8FtemeFcqFQlpXNY8BGMla8dPckZGQd1
J72ooXq1gVl85DbavsVXbpfD0TKMHVsGxSKtiVgHLKdULhYiWAmN9+a6PLkp/XRJ
E2I9U8ztJaaMi8WGKmELiAnznd1Cvae7RU8lSuO19+476j3r/zKelh5cPE9mFToa
k5k+rt3B9bLIgTVBZ9M/sRDCm3qxHsVlbx0PPdNiZFtivHsWwQWgBilz0t38ZdU1
zHKbMaJ6ZfooptZXbZRZbp9KiOtf5mzUsqLuR1dDRwAb5brPSWaOy6JgSVKKvR/q
Vg==
-----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 333010719369112820895391167603316851704439
 . . . . . . . . [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 2017-10-31 10:33:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-01-29 10:33:57 +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 'www.refurn.se'
 . . . . . . . . [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 621856589346865235681601116708631372954536097049619607590517404397097093032740700213188144454926353109022552893002397314379696066076201376730785484985246222968818601415334688538244730357069332871706575235622903125970165842253551271236044051904050195504054170021203924677060151527451091960361349228201896377501816798253687334962120704163504604338886961495773449534433354907651011729124403281365727152446490405380595339972360152511609122908093788573712734695896632239814514817488630830585947901240981795565337909279588383883808525326129135380349561004035185012118036157727015775611464730411257539262469074068839749487722160909031260119462081493640451688769019482753739542466663668552496151275016992837872573321749866579338950481145679689188127569972852010494852992905564497319484522620054963015928062000240770341249155728586615120759116421465015835502849393610677921943574850807393759747055621076363307430510744267755283559688523437677025581171174351271405482910242579130292276123583637270235037134710760752090808122102251797081706780217047364989751571015619297608762478738415609778888230311166560346776576066028312649034040198843305642739569353333768431899047755904800266466328604378855714154910791992800982572359754076521137767949837
 . . . . . . . . . . . . . . . . . . . . [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)
							5711531328d5340d8d47727285f8ad11f6b8c301
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.refurn.se'
 . . . . . . . . . . . . . . . . [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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