www.locosms.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:ee:a0:4d:08:1a:44:a0:5b:5b:03:87:fe:a0:8a:8a:48:18 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=www.locosms.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ee:a0:4d:08:1a:44:a0:5b:5b:03:87:fe:a0:8a:8a:48:18
Serial Number (int): 429649423504748482506968244634819804940312
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 4d:d1:84:cc:be:02:ce:53:c6:d3:43:10:9a:56:94:ee:69:5c:66:4c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 64:3e:f3:cb:2b:6b:84:d5:86:81:e1:ef:af:85:5b:b7:27:cb:7b:5f
Fingerprint (sha256): d5:b8:25:72:a0:67:b8:ee:86:25:c3:d4:d9:30:60:e0:b2:2e:b2:f4:91:90:41:f6:36:0d:e8:8f:12:ea:59:23

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

Revocation information

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

Check the revocation status for certificate www.locosms.co.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.locosms.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

www.locosms.co.uk
www.locosms.gr

Other certificates including the domain name locosms.co.uk

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

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIE/zCCA+egAwIBAgISBO6gTQgaRKBbWwOH/qCKikgYMA0GCSqGSIb3DQEBCwUA
MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
EwJSMzAeFw0yMzExMDgwNDI0MDRaFw0yNDAyMDYwNDI0MDNaMBwxGjAYBgNVBAMT
EXd3dy5sb2Nvc21zLmNvLnVrMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKC
AQEAo6pt6WBG4cHp6wadDR8dj3jkuZVfjtmcO0EyDRLv57U1q50mS/osFB36OFH4
MbNnPJS9L/DQ6iPR/h+scCck304k1I5uuEhC6vGpOSyIewa0u1uSaZ9lSXemhHmf
UxMr13Z9Yux1Pg9nPYvCQ073uinD4JJRUQ2jKME0jiZqtgdHcaYyQ/5p+kATIQS3
J9sruPEKcTASVgiYH+bZD+I+VPtNOHPUQUCw9nwhLkeoLxn1p/fRZgVv7uz4IEwi
kQI36UaeqMPm6HQ6ZANjjqQt8lmJn+Pqs+ex+vdV+2Nt6bvw5qtl6gNV0RRUwanH
Ih20Ey3pIr3igaGFZIpJ+idy4wIDAQABo4ICIzCCAh8wDgYDVR0PAQH/BAQDAgWg
MB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0G
A1UdDgQWBBRN0YTMvgLOU8bTQxCaVpTuaVxmTDAfBgNVHSMEGDAWgBQULrMXt1hW
y65QCUDmH6+dixTCxjBVBggrBgEFBQcBAQRJMEcwIQYIKwYBBQUHMAGGFWh0dHA6
Ly9yMy5vLmxlbmNyLm9yZzAiBggrBgEFBQcwAoYWaHR0cDovL3IzLmkubGVuY3Iu
b3JnLzAsBgNVHREEJTAjghF3d3cubG9jb3Ntcy5jby51a4IOd3d3LmxvY29zbXMu
Z3IwEwYDVR0gBAwwCjAIBgZngQwBAgEwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAA
dgBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAYutY0BYAAAEAwBH
MEUCIFMIUc3MNya/VA7CaTLk/HBN1wXIxb35ItTaPm5+LO/uAiEAv44IoeUKANrY
/Gu3ICjSTSUARiv+XfrYQzm1ZC1GrrAAdgB2/4g/Crb7lVHCYcz1h7o0tKTNuync
aEIKn+ZnTFo6dAAAAYutY0C4AAAEAwBHMEUCICr94LyD71V6u+EzRZGJnpwKou5w
WdudT2SPwdqCNZ0iAiEAokx04eJhH/sSY2g6e4l0I50KMzb7HiuuXMnmVo4fx9Mw
DQYJKoZIhvcNAQELBQADggEBAKjznGhUyYo1ZvGB7yfNlM8RjTGVhUg2LWMP3cOs
tMNrtOwYPiscv3fYzc2ngPJHncGjYDG6R/7x1J9Khp8W32P+3AddBB/lco5DHqWR
fgAw6d8TonrykcLMxxBucaUVxns7T/SB4D0C742M/4jQyVkkn/42M8wissb40qim
eVGVCmXf7YsBreBgruppIpAxsd2ZX44dcC3roZZdZxG/oMyzNfogjvs1opJ3eDZu
LWH42OGW7D9ZflJYfHk19MlvNDQhNUmZc52cSgsfHctzzYUnljn5rMr4YdA0E8vC
egagcZbE0jrEW1ygYapwcxi5koqyJStoWXP5NWo8wwFZKOA=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAo6pt6WBG4cHp6wadDR8d
j3jkuZVfjtmcO0EyDRLv57U1q50mS/osFB36OFH4MbNnPJS9L/DQ6iPR/h+scCck
304k1I5uuEhC6vGpOSyIewa0u1uSaZ9lSXemhHmfUxMr13Z9Yux1Pg9nPYvCQ073
uinD4JJRUQ2jKME0jiZqtgdHcaYyQ/5p+kATIQS3J9sruPEKcTASVgiYH+bZD+I+
VPtNOHPUQUCw9nwhLkeoLxn1p/fRZgVv7uz4IEwikQI36UaeqMPm6HQ6ZANjjqQt
8lmJn+Pqs+ex+vdV+2Nt6bvw5qtl6gNV0RRUwanHIh20Ey3pIr3igaGFZIpJ+idy
4wIDAQAB
-----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 429649423504748482506968244634819804940312
 . . . . . . . . [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 2023-11-08 04:24:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-06 04:24:03 +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.locosms.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 20660885550431287740004764554114865951444883832088749056764185719087462696939866664236740940609901975286284762579116260238189513967265149288964994584339481840311231138131610215807723215888026822321869860421494158712482360304241053383951258565264699481714389306620086865699368885992041335652727047791750548350701077985674182839892742071333217525558275276698847945874295470772434964577537263758175872701834434601512195282010305652870584569565106944129345901772665492843470823328091251663736825289367705579917007645724163727966466519602163382657430793557090886965495865413873117795064000365396308656280574789660367614691
 . . . . . . . . . . . . . . . . . . . . [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)
							4dd184ccbe02ce53c6d343109a5694ee695c664c
 . . . . . . . . . . . . . . . . [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 (37 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.locosms.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.locosms.gr'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bad63405800000403004730450220530851cdcc3726bf540ec26932e4fc704dd705c8c5bdf922d4da3e6e7e2cefee022100bf8e08a1e50a00dad8fc6bb72028d24d2500462bfe5dfad84339b5642d46aeb000760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018bad6340b8000004030047304502202afde0bc83ef557abbe1334591899e9c0aa2ee7059db9d4f648fc1da82359d22022100a24c74e1e2611ffb1263683a7b8974239d0a3336fb1e2bae5cc9e6568e1fc7d3
 . . . . [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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