ba1.clf-vps-001.clf.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b6:1b:43:4e:52:97:a4:3d:5a:74:5d:2a:85:19:1a:03:f6 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=ba1.clf-vps-001.clf.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b6:1b:43:4e:52:97:a4:3d:5a:74:5d:2a:85:19:1a:03:f6
Serial Number (int): 323304487203238844053275747375694317487094
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 19:f8:fb:6a:77:84:b2:02:53:1c:fb:0b:dc:4f:59:27:f7:1e:d6:88
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 41:91:2d:3f:16:32:dc:ad:cd:a1:98:66:ca:0b:b6:53:a7:7b:7d:b4
Fingerprint (sha256): 71:cc:72:b2:e8:c1:00:a4:15:11:eb:bb:ac:6d:3c:ed:4b:e9:c7:f5:a6:49:89:28:bd:92:93:cb:28:a5:e3:3e

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 ba1.clf-vps-001.clf.uk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ba1.clf-vps-001.clf.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

ba1.clf-vps-001.clf.uk
hva1.clf-vps-001.clf.uk

Other certificates including the domain name clf.uk

(limited to 100 certificates)

Certificate

The complete raw certificate details for ba1.clf-vps-001.clf.uk in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFfTCCBGWgAwIBAgISA7YbQ05Sl6Q9WnRdKoUZGgP2MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTExMjIwMDQ5MzFaFw0y
MDAyMjAwMDQ5MzFaMCExHzAdBgNVBAMTFmJhMS5jbGYtdnBzLTAwMS5jbGYudWsw
ggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDTgJ755qob3HLs9K85pHEH
wb4o+YBW6he5ilvjdAbLJtPnmypbo8mnQzfUCYQntSnQiBRFygoxJzQpXcwtlHd7
csF38EijDF/C3tQvWRpGPbU2E36s1TmYQeaLK2gxBk5mezvl4l0tUvUnU7eU+A0l
nlsbSJLSzczdREIsaDmPQWaPobekXzx9Me58JvGafH5QrA8Mh16dYrQhI5vH6+0j
CZhJWh7dGGhZOpOg7cSnRmX9R94OuozqON2FHpB3U/A41H6cKRp+jJDWOKZN5LoV
6ryQnRBYJmTWh6ZodJau7y1wGFIbkwSz7rhuvN3Y0WcAevDXay2cmYr6w2wApQZZ
AgMBAAGjggKEMIICgDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYBBQUH
AwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFBn4+2p3hLICUxz7
C9xPWSf3HtaIMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8GCCsG
AQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxldHNl
bmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxldHNl
bmNyeXB0Lm9yZy8wOgYDVR0RBDMwMYIWYmExLmNsZi12cHMtMDAxLmNsZi51a4IX
aHZhMS5jbGYtdnBzLTAwMS5jbGYudWswTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYL
KwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlw
dC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHyAPAAdgAHt1wb5X1o//Gwxh0jFce6
5ld8V5S3au68YToaadOiHAAAAW6QzM/UAAAEAwBHMEUCIQCxbZoR3+6yMUJCqHl7
FUHcRD223OAcwlLVLd/9ZReJGwIgSjen1dFj5cIFNd/KJU2tB6BSf+ehhrB0N/U6
JVguhlUAdgBvU3asMfAxGdiZAKRRFf93FRwR2QLBACkGjbIImjfZEwAAAW6QzNAR
AAAEAwBHMEUCIQCqchMG7/Q0ReIu71W+9qecACDmEwUPb8xDrZvxXgqV4gIgQW2h
ID8ftUlZt835VyF32kJHThVp/OVbY7UB77mo3eUwDQYJKoZIhvcNAQELBQADggEB
AHfoDWYsJAtepeTh4soTt6fH6GBcquEpC3b2cHinZTuaXUKU8GuuuxtV2FXfM34a
ArylR1EGnUa9ZPjItV/l9WrPv7o8KzbmobPfvLVJ3qSccW72kKRd0poviQ5ULAXQ
QNTjsAkBGrpb/JJIosia+k44ajTsOSv8W8ZkXO9MPAMDyHgDteXM1IuajZ73XWZy
x00VoK0jbhRSrZmncoZQumcigPMbtHue1n1kSFDZdcCM634so4HHtMuR4HBtBnDY
SAO3V/m4qZjmYFNGWki0ZRgDydCU8yO6+Ra+EigMjNAnJ0kJ6cf49Dub7k7K0soW
05is+VytObZv0B4+bJmtILs=
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA04Ce+eaqG9xy7PSvOaRx
B8G+KPmAVuoXuYpb43QGyybT55sqW6PJp0M31AmEJ7Up0IgURcoKMSc0KV3MLZR3
e3LBd/BIowxfwt7UL1kaRj21NhN+rNU5mEHmiytoMQZOZns75eJdLVL1J1O3lPgN
JZ5bG0iS0s3M3URCLGg5j0Fmj6G3pF88fTHufCbxmnx+UKwPDIdenWK0ISObx+vt
IwmYSVoe3RhoWTqToO3Ep0Zl/UfeDrqM6jjdhR6Qd1PwONR+nCkafoyQ1jimTeS6
Feq8kJ0QWCZk1oemaHSWru8tcBhSG5MEs+64brzd2NFnAHrw12stnJmK+sNsAKUG
WQIDAQAB
-----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 323304487203238844053275747375694317487094
 . . . . . . . . [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 2019-11-22 00:49:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-20 00:49:31 +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 'ba1.clf-vps-001.clf.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 26699707727173464045840081465327542703202710833130244810435422410503285642552493092470458747349736490907000041607326760397617011508356835454723709160245719854260779280011637258776460679319253415399836061124552041988111802333472363353684033174646006702854870437741369776634817445143686457935415955249214419168349047000400849904902655209871170756881379133403680015103710686641826622497098105214478504534582928034659951084779063398722626144200557966184484099608965737342449431720614669547804272830377112051619203449416612179435011589663840447741779807059767247117126590585128540599898729622570631122209626715985734338137
 . . . . . . . . . . . . . . . . . . . . [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)
							19f8fb6a7784b202531cfb0bdc4f5927f71ed688
 . . . . . . . . . . . . . . . . [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 (51 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ba1.clf-vps-001.clf.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hva1.clf-vps-001.clf.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e90cccfd40000040300473045022100b16d9a11dfeeb2314242a8797b1541dc443db6dce01cc252d52ddffd6517891b02204a37a7d5d163e5c20535dfca254dad07a0527fe7a186b07437f53a25582e86550076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016e90ccd0110000040300473045022100aa721306eff43445e22eef55bef6a79c0020e613050f6fcc43ad9bf15e0a95e20220416da1203f1fb54959b7cdf9572177da42474e1569fce55b63b501efb9a8dde5
 . . . . [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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