www.newcastlescitt.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:7c:0a:2c:db:26:a0:8e:28:b2:70:96:00:0f:41:b8:84:bd 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=www.newcastlescitt.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7c:0a:2c:db:26:a0:8e:28:b2:70:96:00:0f:41:b8:84:bd
Serial Number (int): 303545396479404796936956803834670399128765
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d2:15:18:7f:41:0f:86:72:63:39:fb:cd:00:e9:95:b2:47:3f:33:16
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:2b:40:ed:e8:f5:10:ff:c9:d7:46:cb:63:83:9f:3c:41:f7:8f:55
Fingerprint (sha256): 52:b0:7d:50:02:45:e6:b6:9c:71:79:6b:5a:80:92:51:66:80:45:58:7f:0f:74:0d:43:c7:be:66:15:35:0e:3c

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.newcastlescitt.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.newcastlescitt.co.uk

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

newcastlescitt.co.uk
www.newcastlescitt.co.uk

Other certificates including the domain name newcastlescitt.co.uk

(limited to 100 certificates)
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
newcastlescitt.co.uk
newcastlescitt.co.uk
newcastlescitt.co.uk
newcastlescitt.co.uk
newcastlescitt.co.uk
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk
www.newcastlescitt.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvDLBhAnw/gAS79O6eJKp
3LSgEGdlR2mvCsU+U79Gy/qlDzGap6oLhF5lRBwKssysiyJNHrRzS8SfARnY1hPR
ISD93rHui8N8PkPL8eHM8YD7EO1uHqk6hQgmU5OEpvkP6g2Ot1WlF6WBwDzKas9d
qunQh++9MYFU6P8azPdFoZ1+okXjJUlLUEvgBM9sfvpnNJUi+GhN8s0jBig1MjIR
cKr4u7+F8+GM67DP0aJz7cZZbQiNOi5pl96OcbZ79tZ9zIJyZmwQaSlNPXDeCykF
hNMhBw0ItWw8aURYkIfryaX5vNZIYO0YQNUqzrz7Q16s3tRan/KN5LZ05GVXkWBu
6QIDAQAB
-----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 303545396479404796936956803834670399128765
 . . . . . . . . [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 2018-12-15 13:42:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-15 13:42:23 +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.newcastlescitt.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 23757830011097040851243525678550559158936800620031118206936380688943382179709019451106332121627021762701534275880477220019918664084309255397553447680806735549330931638805682047831448972407898500288488502109083752670835137594832756007159012109297990795856296992070755363599762173837244067129938573483318295649480176530106281137630659745394118494820078874768893697697466630251885852839856933027215751679267176362701807962524624635878412198145136528188436492804895640386251847960441745863305825412443507873656995140918929186869742384446934455551753299086494176851727208390421334774522203557015405481214858258598015823593
 . . . . . . . . . . . . . . . . . . . . [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)
							d215187f410f86726339fbcd00e995b2473f3316
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'newcastlescitt.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.newcastlescitt.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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000167b251791600000403004830460221009731dd6c2e734cac0b4c900968573c2802a0c0f14aab4c8207a9330fc78354bd022100cb931f52e78fc6afe4da93b30f18b14b8658e479bd70f2448ba3786e54cef01a007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167b25179300000040300473045022057bc7bc9d4aa5f1e22a223501153dfb2c2cd057d46a17ee2dd8b3d607894d316022100974f6a20aedc83532efd9c399055ffb18689066003768dfc8eb141f40d7faf8d
 . . . . [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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