coolfreesoftware.com

Issued by R3

About this certificate

This digital certificate with serial number 03:8e:a6:26:b8:fc:66:e6:22:09:65:ab:c7:cd:7a:90:da:a1 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=coolfreesoftware.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:8e:a6:26:b8:fc:66:e6:22:09:65:ab:c7:cd:7a:90:da:a1
Serial Number (int): 309877806804595631820198875818499052198561
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 8b:08:91:3e:8b:c5:73:12:f8:92:c1:d2:55:7a:10:06:47:a8:6f:b6
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 86:44:ff:d9:94:47:7f:34:54:5a:f2:cc:03:bd:b2:2e:78:f4:e7:6b
Fingerprint (sha256): 06:09:d0:15:d4:30:23:61:c4:42:b3:15:83:74:9b:75:b1:bf:47:52:38:cd:04:8a:49:e8:4f:72:23:b0:20:fd

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

Revocation information

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

Check the revocation status for certificate coolfreesoftware.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for coolfreesoftware.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

*.coolfreesoftware.com
coolfreesoftware.com

Other certificates including the domain name coolfreesoftware.com

(limited to 100 certificates)
coolfreesoftware.com
coolfreesoftware.com
dupisces.com
closecombat.com
tailsdoggycare.com
coolfreesoftware.com
coolfreesoftware.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzCZAd4FmDMVa4RvuOvA3
943WrqXkJgu9jq2Bms7XH55Pa8IdOMfORZLNr1IDYBs38qudYYxvXJ6byamuH2o5
I4iVCkXaOt/5+iWLQI0BzRKDnvRfKT50g8YZ5Z0vdfqIojUn7NPkLT/p5sEzUwFY
HzLBdPN6RuXaWj0cd2iZHdLU2BChXBWhubNOjBuWE34ioERvpMzYJnQr8wExwpd+
DJq4dtWr2KUB/QIycLVE9eP8Y2yTi1MtJzTj+5RfobJF70zdmMeFMr7fz1yvP2wn
9QVbWnTCY2ngUm7CPkdnPdnC8uUUU3s0ltgV6YV45wlNr9GqzMSn29QWBUhZm64K
uwIDAQAB
-----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 309877806804595631820198875818499052198561
 . . . . . . . . [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 2023-09-02 06:16:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-01 06:16:06 +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 'coolfreesoftware.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 25771476890269684776272633365781949217613257346720434278268778982751743894725546751883974370247558328132079320484003955973853879472366559495985537849216236677704753671694820356683674487599621251794267913968365080513740988691838155806932109051346003541287290317348758229903577553365848493394101030285902220986894011033095194714094544350172042835943901607789487077281354227514230616561975510256880160084463002400060717577618814765307788665491743530524152274040058801547721278465066680260555573921159421664730893736400115235979852947587605567072066593125863526235516765500747147279396665857021984269448024679902650174139
 . . . . . . . . . . . . . . . . . . . . [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)
							8b08913e8bc57312f892c1d2557a100647a86fb6
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.coolfreesoftware.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'coolfreesoftware.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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018a54bfc098000004030046304402205f795c60ed2402219abbc7b82a949c863002b35bc3bea9531f9489d5469fecb602200dcee5faf6a77ece519f3cd28d15d6e58f1db86bc2a9342324b4b9bfc28e3d80007500e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018a54bfc0ce00000403004630440220310052fc1b28bb14f503d4efcf00575defdfdabaed91509b343062ea8314fc8f02203a149a6400c3aa270ce14d22034c85c5ba254a04c5b15984910d9b56503c3f1d
 . . . . [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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