newcastlescitt.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 03:8e:22:a4:32:50:59:cc:dd:cb:63:5e:5b:3a:26:7a:d3:54 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=newcastlescitt.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8e:22:a4:32:50:59:cc:dd:cb:63:5e:5b:3a:26:7a:d3:54
Serial Number (int): 309703000207082013620941512526588330824532
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4c:c5:73:b4:11:f1:51:5f:95:4d:79:63:ac:88:88:e1:a6:01:ae:97
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9c:a1:c8:6b:26:06:7d:a7:76:96:bb:f7:5c:dd:08:3f:bd:c0:5e:2c
Fingerprint (sha256): 9b:e7:01:3b:04:f2:12:ee:54:ca:22:34:9c:5c:3a:65:b8:c8:44:b6:eb:fb:2c:f0:49:57:e1:88:6d:39:d9:ea

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

Revocation information

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

Check the revocation status for certificate newcastlescitt.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

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 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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAp1Py094fHr9bglFZlbqi
X0pBWbvUfPbTbovLjtL35CztCGVoY4k5pCOcS0MA/Yc14RRs2TSvxZz8sM0UHUgF
ytcIOohLx90+1xcqEHvFQF0xx3M3Z8i2eRY3A5tn/qtgqSgsvjlQ25WXbRy9fK9q
FJBj3rNkjWerpV/BHMsouRV7C0r8EzxY84SyNbucbtAXR+8+TpXGI3SjdCbkU8wx
8pNOiSWEF6FbJZun1oKD1hApwJUn4Kmjdu/NpIT3SRTt4trsDjOGKmbXSzVOBpJ2
YOQ4CwW/0S671Qgj59qqTsNn9XpaJBX73EZzyyO89Gfti6ADbrFytVWJu3dbnZV2
IQIDAQAB
-----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 309703000207082013620941512526588330824532
 . . . . . . . . [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 2023-06-18 12:17:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-16 12:17:21 +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 '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 21123193499912215561720302251532411559142253484498596044553053497626253947350480638085986314310924038252684723350924718308822942318897525733923415117743864709586466658186032550760544763805762601821771825700707571927156277521874520820451128353098250927386257106441148713833231081371787023672646503749935526320507612430937953476081155747411450118963540454222791886177208004289085066489425460918673361096978742357275778901597756767554922257826412402686769088838651355285983925685313934210609792250682145919420844095329878418337832682950903669522288146083826022852464972276498061697295863538579989679653813045486551397921
 . . . . . . . . . . . . . . . . . . . . [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)
							4cc573b411f1515f954d7963ac8888e1a601ae97
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (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)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188cea72be3000004030048304602210098b01412b8bb0493eeeedd9735f8d20e04325f169e55255fbee1067466bee05202210081eed82ba790febc2c70d2e27c4956b6513b41c8ce4da2594312cf743f8d9582007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000188cea72bef000004030047304502203c66af32cd653b09b2d93c41c313fe9e159846f4aa845693fa291693d292d9ff022100ec42f642c0fa5a97670873f9263c9b8ef3ab2c8481d92630f3afa411821976d5
 . . . . [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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