ban.mamaer.co.uk

Issued by R3

About this certificate

This digital certificate with serial number 04:ed:3d:32:0c:85:23:09:fd:3b:bb:b5:7d:04:56:2c:3c:74 was issued on by Let's Encrypt.

With 3 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=ban.mamaer.co.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:ed:3d:32:0c:85:23:09:fd:3b:bb:b5:7d:04:56:2c:3c:74
Serial Number (int): 429177407463826313946697868244212136033396
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 68:7f:59:7f:f5:40:3e:f2:f9:47:4a:ac:39:58:3c:68:53:35:2c:9f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 69:f7:58:12:af:70:84:45:c7:fc:c4:1c:2b:4d:2d:ed:d3:c6:42:c8
Fingerprint (sha256): 54:f5:40:e9:3c:32:02:69:af:1d:df:69:95:6a:90:61:d5:e6:51:a9:cb:50:cf:aa:69:0b:48:28:4d:94:d3:b8

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

Revocation information

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

Check the revocation status for certificate ban.mamaer.co.uk

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ban.mamaer.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

ban.mamaer.co.uk
uk-ba.net
www.uk-ba.net

Other certificates including the domain name mamaer.co.uk

(limited to 100 certificates)
mamaer.co.uk
mamaer.co.uk
trade-winds.mamaer.co.uk
ban.mamaer.co.uk
mail.mamaer.co.uk
mamaer.co.uk
mail.mamaer.co.uk
mail.mamaer.co.uk
mamaer.co.uk
mail.mamaer.co.uk
mamaer.co.uk
trade-winds.mamaer.co.uk
mamaer.co.uk
mail.mamaer.co.uk
mamaer.co.uk
mamaer.co.uk
trade-winds.mamaer.co.uk
ban.mamaer.co.uk
mamaer.co.uk

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuVOXmyIoAX6e0AaZfWFG
c5n+pGHCUt870yoO11SmU8dNNLQb8fsVA3wyU3lrpBOG4a4jIqyVEYstGQtYhxTk
5sBgBihW3Q9I5ZvtJrxzlIGd5cAhU21U2thPzcIypizmg1iUbzbN0gAl5RSRx6Ff
1OOwLWnl0JqvmTUm9KCgJL5J8ChncaJdZjCk8WCSuZXT8Uge3xqy05gVQPGPWdUf
yeLb2Acajh09KeASPyUvP9+pLvOfHw950K+T6vHy4hHieq4h6jbIwzAUmIB0i9Om
8gefZpMtGc4uXfpBTPeGJr7xrURenp8jaEUcjWtYYr1APlRwPnPIfJITKcwKTCRb
0QIDAQAB
-----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 429177407463826313946697868244212136033396
 . . . . . . . . [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 2023-12-08 13:00:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-07 13:00:18 +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 'ban.mamaer.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 23395307274237060673855020532394860683933244316631402134123881064916227767200899642933984783167066302985160154668412318283866371326001175074857579581044478576032673141926184729850353016173892446410888347073526603844744137161670334333551261521452515596966410186756899981824276265297379517981800998866244617244926226789262226824744379426296927988048513991676791912697404315847525687401335523856821059858165844801336672031100581936262827177018614336429449320033256684559494967219647314827868444946012370364185132264368191216471821216129335748466604143065509381172889581661177035122407486922727443867232969203929263135697
 . . . . . . . . . . . . . . . . . . . . [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)
							687f597ff5403ef2f9474aac39583c6853352c9f
 . . . . . . . . . . . . . . . . [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 (46 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ban.mamaer.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uk-ba.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.uk-ba.net'
 . . . . . . . . . . . . . . . . [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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c49baac070000040300473045022100d9d979106b4aa342decba63e4204ac7b0f605e4a7ca35def645ba01ed4fac6c902202ba04addb3e05469f717fcac91201b3d841a52a42f8274d0d7724b959baa5c8800760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c49baac0d00000403004730450220660e5e7638d62c9019b60c270d1944ce6931246d6e3ab2c4d838c1d9682f5e74022100e380df011806abc0ad7f87e135cf841c9f3d574dddb674b0d23631d0a4266bee
 . . . . [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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