dev.nicodevelopment.co.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d8:46:9e:89:3d:01:4c:a0:1e:83:93:19:0c:25:a1:d8:30 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=dev.nicodevelopment.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d8:46:9e:89:3d:01:4c:a0:1e:83:93:19:0c:25:a1:d8:30
Serial Number (int): 334931718176335476394991793286900198004784
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 08:c2:94:fa:76:58:c9:92:ac:ed:4b:7a:95:35:c5:cb:10:45:97:95
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): cb:43:70:6d:c6:40:45:92:4a:ef:9c:fd:1d:1e:ab:54:d9:fc:fe:49
Fingerprint (sha256): 00:3b:3d:82:d3:ea:f7:bd:f6:88:26:23:4b:ca:39:b8:82:c3:4b:e6:92:56:fb:67:4d:d7:fe:5d:a2:0c:f8:40

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 dev.nicodevelopment.co.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for dev.nicodevelopment.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

dev.nicodevelopment.co.uk

Other certificates including the domain name nicodevelopment.co.uk

(limited to 100 certificates)
dev.nicodevelopment.co.uk
dev.nicodevelopment.co.uk

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGFjCCBP6gAwIBAgISA9hGnok9AUygHoOTGQwlodgwMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xNjA3MTExMTM0MDBaFw0x
NjEwMDkxMTM0MDBaMCQxIjAgBgNVBAMTGWRldi5uaWNvZGV2ZWxvcG1lbnQuY28u
dWswggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQC7c5ikk1Bz5nmC1fCz
5lDH3zv10SX0JGyMtGKQxrjcO3sd4AUiqGHfpwJiLp3VOjfmfprkJgbPSA7VlC8C
RcfNyxZYew6xOs18LXfiCa9Z7JLk2Z1oJL+YS/VAxOo4EzS3XTGn8m9Cozmvu83e
VrW9BCNVSIVqnWsW8+ZZul6e4l3tj96TX/RdbzYbSKOA2TENzLioksGU+DzPlCIV
hJzhoFjTWVpjvQNd/8lxI02q9M4+xTHP753M8wLYDxOdQD3CY53nqYvhGV1JguZs
kjU6gdErYpz9ykoQo4ZjGJlsk1WEoMB9ko4KGbuDrFhkQ1CGA2GncM5zg1cB613r
OKqYiBHW/Pzmn4APiYV/J+OS3K7iQ/6XfCuDyw6o2qIUlVwUe7O9Ps8UeUa4jySu
EtQqQVoO8o8cjy26PVm+j1ExbL6qkRyd6b1ltKJuSf60w3xIseNuUDWvvQUJJ1oA
EeMXz0yzxBzRBZU4lkmw1cxqLcr7S92m5wNLvyiHEZ7NXCSTJTSDAXWE6jym+2G5
SWJvvJ0+OwaXlFUdbIc46JtaYiob5nluHJjWf1EZffOMmMM1V6BMt1KUvYlWciHu
vV7pZ3vuQLzONrnqT3S/du8G/mlCld1AkFoBpDi+DCRllMZccnUPPnc/1fWP7fQn
7pUGvJEmbLQO+RQiRo+0duLqCQIDAQABo4ICGjCCAhYwDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBQIwpT6dljJkqztS3qVNcXLEEWXlTAfBgNVHSMEGDAWgBSoSmpjBH3d
uubRObemRWXv86jsoTBwBggrBgEFBQcBAQRkMGIwLwYIKwYBBQUHMAGGI2h0dHA6
Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcvMC8GCCsGAQUFBzAChiNodHRw
Oi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAkBgNVHREEHTAbghlkZXYu
bmljb2RldmVsb3BtZW50LmNvLnVrMIH+BgNVHSAEgfYwgfMwCAYGZ4EMAQIBMIHm
BgsrBgEEAYLfEwEBATCB1jAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5j
cnlwdC5vcmcwgasGCCsGAQUFBwICMIGeDIGbVGhpcyBDZXJ0aWZpY2F0ZSBtYXkg
b25seSBiZSByZWxpZWQgdXBvbiBieSBSZWx5aW5nIFBhcnRpZXMgYW5kIG9ubHkg
aW4gYWNjb3JkYW5jZSB3aXRoIHRoZSBDZXJ0aWZpY2F0ZSBQb2xpY3kgZm91bmQg
YXQgaHR0cHM6Ly9sZXRzZW5jcnlwdC5vcmcvcmVwb3NpdG9yeS8wDQYJKoZIhvcN
AQELBQADggEBACrrgTf243FoIwzNLOjARa0jAt6mZIV5SceVEeiUeVVTpBr2kHgP
dLGItO94QrSwravWyQi96+wNceuxQLAQOludHpzGSU8efZWxWDpKLsGRvFYboWkx
me8dIRRbNjwWtITMO81t8iovmLZsYiaLoUfLVdV3TLVLVh7/WPzlhvAc5EioRL2i
1zECpFc+X2q6rSwIg9gECkC2FCZDBKR8HcG8ZehA7NVtJJGIEFInxyPWhZXtYfdj
NBXpL01zxP4bb2FvbBcUTRa/goV/G0DYbrH6Tffp0SM5pnlyc44K5iMJhueDXwfG
q+wUXgUH679xxSBx1mLEvE2zZnAASBt2+SQ=
-----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 334931718176335476394991793286900198004784
 . . . . . . . . [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 2016-07-11 11:34:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2016-10-09 11:34:00 +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 'dev.nicodevelopment.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 764735595412653286432840450475440926148317700514768854690835869857527618971617045599072931324788360265037116229139960236859711189111946244327888255566839302638068757068613348860502921110275936722858018557914087365837476684847700680362081177599399477309303871793047407580312677495140429667162495099377499517774444780528132142205412308848495637709639263620010569336006399698078970306100422449150689241609249754804921611417761801011257376643295112210169181113193339190001528100614374280742408209280651552940414232202572550514624846463067830622942042261779700670145947437233729001911020551620311569041075015237160749442498179547322390812889802159585299490180365487888132253207320721563437518206571217165027579080789834068833273715161550336590149808285394195470405064619961439119272402254700813767822806778523788623875211847605491625060895812878493812846192879155173630651025349884292706570974626683476504552214232384756105960024251068144178483554662516087374258479718882680421469416560857265832382469495662993600964347011780116787092315251002258784672926859053798963069220714481280295069063493819552010730710148677106067299053936604095203355794103411957072727140536119579271294450113465500436972921724417217463573006778811050849516841481
 . . . . . . . . . . . . . . . . . . . . [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)
							08c294fa7658c992aced4b7a9535c5cb10459795
 . . . . . . . . . . . . . . . . [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 (100 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 (29 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dev.nicodevelopment.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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