curio.io

Issued by R3

About this certificate

This digital certificate with serial number 03:40:18:05:20:33:04:e0:a7:cb:14:32:fc:3d:0d:1a:52:10 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=curio.io

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:40:18:05:20:33:04:e0:a7:cb:14:32:fc:3d:0d:1a:52:10
Serial Number (int): 283146857364683185393500668435114869019152
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 9c:a7:eb:0b:b1:08:54:2a:ce:e5:28:2c:98:7c:bf:af:ab:e3:54:ec
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 51:45:54:74:d4:70:12:d8:5b:72:64:3a:19:b6:25:83:5e:ee:8e:fa
Fingerprint (sha256): 9e:05:41:5c:3c:14:d7:b2:f5:f2:0a:31:10:c9:9b:e4:d2:16:53:83:0c:69:7e:23:7e:f9:61:90:55:fd:8b:ba

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

Revocation information

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

Check the revocation status for certificate curio.io

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for curio.io

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

curio.io

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Certificate

The complete raw certificate details for curio.io in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzP9gcwEbLuoG4/mV+usa
BoOQYIW+ItR9hLnWZAH+XU14DtsTrWvjKiqjXiW2fltOJbaL8omC6hOYvzH4lLzP
GgFAT1PoRltcMFtMuqMGq1iTZkDkXdisVfWXZyJqRoAxQgHJl7Rogw/ouKUvhjEC
9F4YFJQ0bel+2izhy+cIpXu2Q9mMYop+mXMMou8KkYoZBmkEWdlGetuejtBFRtes
gPBvOW+bwvAO4hKT5/achfunAtlGJr7n+kfY8ffpsX4O2yPBg1flGSyGJqQmpR/f
EE3RDZHt4bcynyIKGauhoUTgJN2f6qSCEWF7AGIpNpGrh25Yjg9w34z9whNRln+p
hQIDAQAB
-----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 283146857364683185393500668435114869019152
 . . . . . . . . [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 2023-08-15 15:41:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-11-13 15:41:12 +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 'curio.io'
 . . . . . . . . [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 25878545184392569485786488619890154810558141354066674035378443686278009014443811606243877646991683117586501499330643751056638268256264539096437296509178199923183044465538481689730627907415063935139619106273313022625686053705544054402026569381217957064911519523224307894886529171304622738815954720704954262257692133039834990166939006954706653703823441433190952620452018203170057067176143422980758107145219906287231852511534199047735578710182252187714428153825978770085241454345385917202087000022979606844130087298235071291074700592931245786574048493564466051268647471860684484196295746451350997825204483161151093320069
 . . . . . . . . . . . . . . . . . . . . [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)
							9ca7eb0bb108542acee5282c987cbfafabe354ec
 . . . . . . . . . . . . . . . . [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 (12 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'curio.io'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000189fa12a753000004030046304402204aff1eaeedc64aceb74c4c0133d21fffd44fbb51da670dbfcfba7d6ae95017b102201853769d1124cb5d7b178e343aede804f1dd73793e2edff9d46de6d92227cbae0075007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000189fa12a76600000403004630440220578798a45c8d09733dd4124f23aba9a447ce5b94bbefc043f8461ad1531bb6a80220537c3ba51b77b515a23fc4992a49d698bb5c541de8d0041cb944cc94e7029753
 . . . . [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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