labs.signicat.com

Issued by R3

About this certificate

This digital certificate with serial number 03:2e:b2:6b:b2:de:0c:9d:17:d0:54:c8:6d:7a:73:53:a7:59 was issued on by Let's Encrypt.

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=labs.signicat.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:2e:b2:6b:b2:de:0c:9d:17:d0:54:c8:6d:7a:73:53:a7:59
Serial Number (int): 277227008460518952773213076041879707166553
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 68:b0:b5:4e:64:34:41:57:28:8d:41:df:82:b7:f5:72:86:a0:4c:a1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:48:b2:88:20:a4:23:fb:3e:4d:63:51:fc:e9:29:3f:d0:44:d8:04
Fingerprint (sha256): 10:0d:dd:0a:b4:43:bb:85:21:e8:dc:03:1f:10:2e:4d:a8:02:9b:d9:ff:7c:a7:23:07:fd:7d:07:80:62:44:5f

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

Revocation information

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

Check the revocation status for certificate labs.signicat.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for labs.signicat.com

Public Key Algorithm

RSA

Key Size

3072

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

labs.signicat.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 277227008460518952773213076041879707166553
 . . . . . . . . [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 2024-01-02 12:13:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-01 12:13:25 +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 'labs.signicat.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 (3184 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3690928632302665168134039333956499383000208940369101563051464348724648390660408046733185828625798682217779996798370352319554662281988872047209295421484501939768949437534054438423209858356689102548187274012342934905408844042637869313040076988876546796676581454639326165672291878893147924548293956109019946587778774278397249503248059554136959713619011786124790343972081016475167324973204681649994512326012624693910174174196825233435634163208424401655083574688472124156560140177832791352898703288808946358696699954442099667482725968928779636729825351628284585693652342493136329562366198739341781125074144744199132613628289788027160296605621363634860196187824235065146265111792568860495036162684283667503643872907132321331206277856161366674466617879296632171996894774662865414625567480107641636277930778966486298310607216022800527301305820161624821090670889547182955058244233957005132855601955069676939057736391712789477036816153
 . . . . . . . . . . . . . . . . . . . . [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)
							68b0b54e64344157288d41df82b7f57286a04ca1
 . . . . . . . . . . . . . . . . [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 (21 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'labs.signicat.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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