aleph-labs.com

Issued by R3

About this certificate

This digital certificate with serial number 04:a9:51:a2:b1:1f:8b:2a:1d:61:67:a5:05:77:2a:35:8d:f2 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=aleph-labs.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:a9:51:a2:b1:1f:8b:2a:1d:61:67:a5:05:77:2a:35:8d:f2
Serial Number (int): 406065375948914889953869817821364909084146
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: b7:21:cf:63:c7:e2:63:78:10:b5:56:ed:ea:a7:fe:e4:31:51:f2:a3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ec:b5:4e:db:5b:1f:04:c0:15:5e:6c:62:8a:84:f5:4b:14:bc:86:c6
Fingerprint (sha256): 81:1a:b3:22:06:c8:18:b0:aa:e6:1e:90:06:f9:aa:54:d5:b9:7b:b7:c2:05:c8:2e:dd:11:5b:d0:a6:6a:76:34

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

Revocation information

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

Check the revocation status for certificate aleph-labs.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for aleph-labs.com

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

aleph-labs.com
www.aleph-labs.com

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Certificate

The complete raw certificate details for aleph-labs.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3WX70wduQoSQd1wtEfI5
JsiXHtGNN2xtcwQZZi76Om9GeplCI7vLUKX5vpweWZWVr2jPvl03f+IPI03aNyHP
o88LM0UFqM92jGa2nYIKtbCXouTS4RWpanAbCzztgJT/SNLKh8k4kz3PO7G2r6J1
bPwF6n5D3cZHrvvL2H8nJ5Rp4RIwDiR3W3sj19VAkbY7cLZ2olLd4JqDcwJdqZ1k
tTYbSp/V4hiw/n3Np8PieWhyaDM8cBcCS67IrOjbl75yJXBAASPdyDbv6UaCuncR
hnKm0oKqlI3P2K7G4VEVkCyW6psNwKEMar65RUXan1+7sGlSQkQvit0nkw0anu9S
fQIDAQAB
-----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 406065375948914889953869817821364909084146
 . . . . . . . . [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 2023-06-15 16:28:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-13 16:28:42 +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 'aleph-labs.com'
 . . . . . . . . [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 27948955428780085851096630193200127494298943108444316721234349826965521276036675673192480756130236993710972122933008484802295409585119458279616265090879887772728769020118814721677174031793100588699724193836182778844086959104884487518658399700311595994843190055484508352141841496512034509118448376929229703749966715533652139464350103797116704987760364414027050625439937456415910232496997757860442124073216354960316375657710613919442999691189545121122141310820048505386165091764005462568741219072276233042837396983036556671393596307102807893011038407458894929425765191259118808517803937437747953365373101519810174341757
 . . . . . . . . . . . . . . . . . . . . [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)
							b721cf63c7e2637810b556edeaa7fee43151f2a3
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'aleph-labs.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.aleph-labs.com'
 . . . . . . . . . . . . . . . . [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)
							00f0007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000188c01a36050000040300473045022100f7f449b5ca0e153299f42d8367eea75eefb49d0473e52deaed5c8989a4cb342202204fd98588df8728980357300f1b54f8f47053a0a0d1578e4080042a0ce26f4dda0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000188c01a361500000403004730450220721a257475dcb53135856bd8d916974892872705b2693c7a9f6ee8d67dcbeb120221009c5654c57f70effbbedcc8a934b5e8e85520a37d4c814d56c57280e29d2c8c88
 . . . . [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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