vit4u.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:97:12:78:94:e7:99:cc:4f:b9:7c:3a:f9:55:b2:01:a3:a5 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=vit4u.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:97:12:78:94:e7:99:cc:4f:b9:7c:3a:f9:55:b2:01:a3:a5
Serial Number (int): 312744047400035525672969659866301958562725
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 11:6d:38:1c:e5:6d:e1:06:c6:cf:1d:23:09:fc:5a:58:84:d3:ba:5e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 85:a0:69:43:34:77:d8:15:2b:be:7f:f5:1b:28:98:64:12:4b:3c:b4
Fingerprint (sha256): e8:00:0f:59:99:36:54:41:9a:d6:24:c9:df:19:ad:f3:25:c4:1f:80:e3:1e:7f:0d:0d:df:f1:87:19:6c:06:6f

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 vit4u.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for vit4u.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

vit4u.co.uk
www.vit4u.co.uk

Other certificates including the domain name vit4u.co.uk

(limited to 100 certificates)
monitoring.millennia.cloud
vit4u.co.uk
vit4u.co.uk
monitoring.millennia.cloud
status.configcat.com
monitoring.millennia.cloud
monitoring.millennia.cloud
status.opa.ba
porinimon.porini.it
monitoring.millennia.cloud
anchor.vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
monitoring.millennia.cloud
anchor.vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
monitoring.millennia.cloud
monitoring.millennia.cloud
www.vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
porinimon.porini.it
monitoring.millennia.cloud
vit4u.co.uk
monitoring.millennia.cloud
vit4u.co.uk
status.chaosgroup.com
monitoring.millennia.cloud
vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
www.vit4u.co.uk
vit4u.co.uk
testsite247.dynu.net
monitoring.millennia.cloud
monitoring.millennia.cloud
vit4u.co.uk
monitoring.millennia.cloud
www.vit4u.co.uk
monitoring.millennia.cloud
demo.webmon24x7.eu
monitoring.millennia.cloud
anchor.vit4u.co.uk
dashboard.flipkick.cloud
vit4u.co.uk
monitoring.millennia.cloud
www.vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
vit4u.co.uk
anchor.vit4u.co.uk
vit4u.co.uk
monitoring.millennia.cloud
statuspage.siteflow.app
monitoring.millennia.cloud
monitoring.millennia.cloud
isitup.vit4u.co.uk
vit4u.co.uk
monitoring.millennia.cloud
www.vit4u.co.uk
monitoring.millennia.cloud
monitoring.millennia.cloud
www.vit4u.co.uk

Certificate

The complete raw certificate details for vit4u.co.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvrs+vZpRfM1w9DMEEclx
lcU06UNQLN0AwLopd9CV40gAjSUDBiFKnT7ja7gYw08twDuMfI6xnVMbVDJer5+p
7W3CaLEDtVmlRmMDPGeW+D3rPZAAMsKUknpLaXsRQS4N4GzQjXGYS67y4ychCPpB
fcVoc64QAPfy97B5QV+Zx/Ocidfi9LtXZeNInuePnR7GcaIrL5rlkEw11L8rbBmR
+d6zBsOpvZfcbPvFOWnmVWfOw5SxE4oSsRIGs/MhQ6HGnsuO/cf2J/G4m9C8QwaS
QLEkXEatvHAsxJNZyApSwBO+9Si/i/Z3U5SZiQNZaregGlIXnme6poWqjqQTZKtV
SwIDAQAB
-----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 312744047400035525672969659866301958562725
 . . . . . . . . [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 2018-12-01 03:55:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-03-01 03:55:44 +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 'vit4u.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 24077611934134501736591983940467275507433926902594595481607161210035755875919157885799343888322168674845093614532812401418329151673010102957582841450701048973207515109071044714180087723617666997453817632321321075670687870352916916237500340133125447934399849358803124554065517192662172945625082351956672124282971549368547584808327232437716848829263141019276977400270339366266035950429480008660716399124990870759499770201398657815167963539103640994632716600748265138767232313335244544057672531011632696339865380785458625905463467789125713325708464877797374693767005623463396616539341393797971230191984827714488071050571
 . . . . . . . . . . . . . . . . . . . . [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)
							116d381ce56de106c6cf1d2309fc5a5884d3ba5e
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'vit4u.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.vit4u.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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000167681f5acc0000040300483046022100bc981cff332752c0c9b0bb304aad0cfd79fa5ec6437fd4112d0e3028bba421af022100ea0959eca0611803423ee27969a079701595b74a9e7994ad61b08533e994a145007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000167681f5acb00000403004830460221009ee1f617a6d2a1bfe0a295ae0646baf67a6226feb095b0d4c57f2ab2c4a252b9022100a0ab628017349c16932d3e22aec20251316b0837014a98f979fcc85b542c2648
 . . . . [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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