prestfelde.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:86:cc:e2:51:d4:c8:cf:85:9a:66:6d:68:03:f6:55:31:ff 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=prestfelde.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:86:cc:e2:51:d4:c8:cf:85:9a:66:6d:68:03:f6:55:31:ff
Serial Number (int): 307207032592650341982421515066209954247167
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c8:04:53:56:ad:02:bc:9d:12:ad:06:1b:57:3d:37:2d:be:81:8d:f9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 28:b3:8c:71:f2:cb:e5:58:54:e6:6c:0d:69:39:fe:87:94:a1:86:ca
Fingerprint (sha256): 93:eb:42:55:e1:12:3b:1c:80:37:05:3a:89:a9:a8:93:69:a1:af:0e:ad:cd:1c:64:bc:a3:a0:f1:9d:23:38:60

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 prestfelde.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for prestfelde.co.uk

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

prestfelde.co.uk
www.prestfelde.co.uk

Other certificates including the domain name prestfelde.co.uk

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA2Enb3MEUy6GVWL1LIGN1
uQTR7UEj42d6GEsoJMQ3ln0UAXbuNqli1YC8Ji/LEafF/LJuWq4SavpBbD4dBLKc
LYOexrz4RxQh401yFpmM8pezwGuXpMLr1LXJXeRW/PTlU1fEl9E47PAqYkEvqhPx
jPYHp/Xr3HLouHb535Q7EHc55T9Kgh6muirY6XNKOa1Bmxxp3Ns/8lAb0ztg8M0Z
hLYdWV/wqz7F2DlmwtxLuaLOZlrcNtuNv3lgKEVAs5PKj0mVSEU9uz/+8+CJx8RH
XLQFuFuzaTJUIqKPmnikshyBHmkJgsmBsJO/PYKvqx7VHCr/qD0FPdhskRl50SYQ
Dn1He0I/A2Wq1Ss0CyHsaMHL/H8M4WxuoafM3skB2eiTvvySoJoaJVe6At0EpD8B
E/vNd/HZV5nawWjYBqb6SVI0JV9d/1D7h6cQc80TN68nMxIirb0v9w+juhGBs2QF
6tLRU9NayejTq03OwQHpaFx3z0QLKThddp0ADMAklumM62I+AKuTVBy+WCKF7K/8
fsZn7uMExpCMHwrLLuHwy9SCsHpPy/zxMmCZ+7BA+UZ2xTTJFFLaJziBe348QTHS
knHg4m6PtjFMQmqzClLA3rLCytLTTmqfF7GcDOFyiFA4NLndI5Aa/5D8mYCwUyHL
2ba7YIf4Zgxk5TsnHT3ia+cCAwEAAQ==
-----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 307207032592650341982421515066209954247167
 . . . . . . . . [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 2017-12-29 01:30:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-29 01:30:21 +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 'prestfelde.co.uk'
 . . . . . . . . [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 882380141219776121544079766812264871030827631326785111896168542548197775161308908590886887582998358510676819011247825860111237725217839082277674662426048183812735817250245974646423131955305355396729101462832040086575991173044615863413105057748981866574560703189187691151844882893245823879699321619039986654819081562462401648529826818951084490439420481220389466293809028497959335429534585394689054368606810609471789906497417639263322773790030940755895359246861795882664616902194172788916058008976545063692172170609756119255658199158609102459632537785255236648277670807340384695462252906826578250456217050200229210106280758601404775535487663637542466632614028175662362163259528176084193898400455592385734175249596667620655990400833749884200641194415225723246317229005130505722020165805162979236072729124563774855562232441480046397282789229754247654623251026671486974816001689452361534999099339768269017698535296489029224269450557364414760289856075568667997032870837862211482922790919558367072307111747216179448549972315498187357809564715197925580206541850457561793526534315962598218332123646524930388487680663978377816860521420049707780419266177001891497569637551367449534420724336490803537529914542154753676603510482120670514067434471
 . . . . . . . . . . . . . . . . . . . . [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)
							c8045356ad02bc9d12ad061b573d372dbe818df9
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'prestfelde.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.prestfelde.co.uk'
 . . . . . . . . . . . . . . . . [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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