mail.apertum.org

Issued by R3

About this certificate

This digital certificate with serial number 04:5f:41:04:58:9b:b7:6f:92:76:8e:67:6f:00:a6:c7:a0:d1 was issued on by Let's Encrypt.

With 13 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=mail.apertum.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:5f:41:04:58:9b:b7:6f:92:76:8e:67:6f:00:a6:c7:a0:d1
Serial Number (int): 380862390970632775236839183894815124725969
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 7b:88:11:cb:a4:ea:46:ae:4d:b4:19:37:eb:7c:f3:aa:9b:10:45:b8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ea:a4:a9:25:34:68:b8:f8:eb:10:98:86:a4:b5:de:fc:2c:9e:6d:47
Fingerprint (sha256): 10:2a:40:ad:6e:6e:73:37:d4:74:ba:bb:f3:f7:f7:ee:02:d6:6a:2d:e1:78:b4:0c:bf:5f:ff:95:d8:60:07:a2

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

Revocation information

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

Check the revocation status for certificate mail.apertum.org

13

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.apertum.org

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

affordableloghomes.com
e-poundpay.co.uk
ecommercecorp.com
externalcbd.com
ipet.co.in
kozyhomebytheshore.com
magblocks.com
mail.apertum.org
mohelmajority.com
restyleupholstery.com
shootingblog.com
tackcloth.com
theguardianalliance.us

Other certificates including the domain name apertum.org

(limited to 100 certificates)
apertum.org
apertum.org
mail.apertum.org
apertum.org
mail.apertum.org
www.apertum.org
qdd.co.za
mail.apertum.org
diskjockeys.ca
mail.apertum.org
libertyisland.org
rplayer.co.za
viatravel.co.za
kanban.apertum.org
iwggw.com.jamjesusandme.org
apertum.org
mail.apertum.org
mail.apertum.org
ukr.bible

Certificate

The complete raw certificate details for mail.apertum.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq3PxZhaouqtIvTde6kLi
rFp7XJIdt9wpkOysz1y0RSSxPAEqhxFsrYNzZgsMv1Z0B/wvix/NZMcSYmzmN15f
aCOd37Fxhq06nq22FsaMiPp7lVIua3SaxQVuQGe7owhrRASoqJbrlw+Gfgphm8Sr
wKZjKxTtZLzlJ3aAShqzyFO8eGYasFtMm8qu0t/JF1wcLaLAZtf2pfrGdNeyxRY1
IqdHRA97CsQDlbWV5Co/hFbbQwDYTfEWZcxVDs3ItzJTgemp90geIXzwf2eovcle
/fRopiymdssMoQNN1sSOrtT4TTRpl6DVeczIGTg21g8t0vkm8HhaLH+4SJzniaEY
6QIDAQAB
-----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 380862390970632775236839183894815124725969
 . . . . . . . . [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 2024-04-05 18:09:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-04 18:09:50 +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 'mail.apertum.org'
 . . . . . . . . [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 21643923755632474077831849361227229246112870258422100038045607248178145319805382513592598531261266881219943026112468637207712109425171706882088308630246181956847852726684775488892539807096276932758604027100108873490274014052154254943465007659012998490018168412624488422895770185805514119320471074314758977290390976649431374393478721755875244048403839984453225882942712918477662838708746538526568103465059716590189490053505482324776355061921795047990575200797568286077209400634397249542747447142710891104443257598985578797908750879300829549392392933350813043488159142181725658215939309972609977229232695518771953080553
 . . . . . . . . . . . . . . . . . . . . [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)
							7b8811cba4ea46ae4db41937eb7cf3aa9b1045b8
 . . . . . . . . . . . . . . . . [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 (249 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'affordableloghomes.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'e-poundpay.co.uk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ecommercecorp.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'externalcbd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ipet.co.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kozyhomebytheshore.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'magblocks.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.apertum.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mohelmajority.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'restyleupholstery.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'shootingblog.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tackcloth.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'theguardianalliance.us'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018eafaad37800000403004730450220774ef10835af04a2b4d2f565a446b0a22aa0aac490e93f297e93a74751164296022100abafbcad9cf935082953d25e117386eee083227ddfc57fd733dccffaba801cad007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018eafaad43c00000403004830460221009c2b1daf2f3bff5ca5f5790efbef0e1adcaccef7022998ed69e7752ff069c374022100b6f79613addff7f2802f103b87d02ac3d47f4651d8515d626c06b53e9ee02c35
 . . . . [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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