zebrafish.org

Issued by R3

About this certificate

This digital certificate with serial number 04:6a:69:5b:5c:b4:c5:45:98:8a:0a:42:f8:8b:75:5a:3b:62 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:
  • 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=zebrafish.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:6a:69:5b:5c:b4:c5:45:98:8a:0a:42:f8:8b:75:5a:3b:62
Serial Number (int): 384659117939535812021266116077255025900386
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a7:62:e4:a4:b2:2d:f1:38:55:14:40:30:d4:b5:e1:25:6e:17:b3:25
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 12:17:75:d8:2c:69:a6:67:a4:5e:2e:41:d1:04:96:53:0e:d4:86:9b
Fingerprint (sha256): a8:ee:87:23:b0:8d:99:13:03:c6:d6:0e:3c:b5:07:74:7c:b2:b2:cb:0c:a9:a0:50:45:20:0c:57:4b:d6:f7:2a

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

Revocation information

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

Check the revocation status for certificate zebrafish.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for zebrafish.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

www.zebrafish.org
zebrafish.org

Other certificates including the domain name zebrafish.org

(limited to 100 certificates)
sonar.zebrafish.org
zirc-sonar.uoregon.edu
*.zebrafish.org
www.zebrafish.org
zebrafish.org
sonar.zebrafish.org
www.zebrafish.org
www.zebrafish.org
zebrafish.org
radar.zebrafish.org
zirc-sonar.uoregon.edu
www.zebrafish.org
www.zebrafish.org
*.zebrafish.org
www.zebrafish.org
zirc-sonar.uoregon.edu
radar.zebrafish.org
www.zebrafish.org
www.zebrafish.org
zirc-sonar.uoregon.edu
www.zebrafish.org
zebrafish.org
www.zebrafish.org
zebrafish.org
www.zebrafish.org
sonar.zebrafish.org
radar.zebrafish.org
www.zebrafish.org
zebrafish.org
sonar.zebrafish.org

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4Xo1MliYCrmyFEaqhbO1
nwx+vdGnPWirSZpeVzBLRWC7wJFp+Cudysj5VCayuCjmTjCRNHkyJeD3oDkxquOo
3PnmK2LW+8o54+3IbHoijO+DgivhdHe9eyEyqrQsnov0FDuX5LVu2EtkrPchqdpT
5o1BAIJz4ojyXjln9W/tOrviqGMbJa9oTMZLkh+lqLt/Gi9Bk0HCHnSmYnbFgBwi
aZA3w+ovmbu3Ed+lm55HQTImg3U6NWm+MfQHTsYi5tSPb6PsNnVgBQEf1nnGKfoO
ytxEMdFemLHcJ6tw4Unpj2WVWVBDqm/OW9CXRJhEuZiIys6vWgFdj8lJyhXjAoMk
jQIDAQAB
-----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 384659117939535812021266116077255025900386
 . . . . . . . . [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 2023-09-19 00:16:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-18 00:16:27 +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 'zebrafish.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 28463881529311364262766886841270350278400243069367411386585065232107845913230580888556148411771557709488722200839675108342809983913646836805233383959992158433564439306938235987188727748575363116764039624155444104362145825159989757170299308201196513235575690066595080079773391646210019254170189869353860423019525207545188380122898200483671233045705482409690141756548034381488430499753349084086765885237742917905874203801833383789914327091688285914116224131546247861435875101447367769515754997176885642982984209215413277784727492760538589512852176458425005501945460832279313648886411397515447442464294298158809143780493
 . . . . . . . . . . . . . . . . . . . . [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)
							a762e4a4b22df13855144030d4b5e1256e17b325
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.zebrafish.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zebrafish.org'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018aab0298ed0000040300473045022100c347fb6314e1ccdf15f609a6ed0b9ab7224e440026304c9858736649f25fe78502205e6e48b878242eec98f5bb88d082a76b9e763a034f7fc3d01e6a5674dda4254a007500adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a0000018aab029a2e0000040300463044022019cf14c3532d6d17fdba9b819fc01070de70ccc1f27b03c0c95c79d7e600e005022030e4f5f2526b186e7e401810aaa7208291c1981169c95d87625bff4d6c7cf02b
 . . . . [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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