ffnco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:e9:54:ca:05:6c:b8:1b:2c:11:4a:1d:78:e3:8b:f8:cc:a4 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=ffnco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e9:54:ca:05:6c:b8:1b:2c:11:4a:1d:78:e3:8b:f8:cc:a4
Serial Number (int): 340735353393496426556049083113163395222692
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: f8:56:94:bb:30:9f:0d:ea:ac:06:e7:07:89:76:c1:c6:16:32:ae:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 85:b5:9f:b8:41:df:46:47:28:3c:89:28:f5:11:63:e9:ed:54:6d:66
Fingerprint (sha256): 13:6d:c6:f7:63:31:c8:25:d0:14:10:92:d0:69:9a:2e:74:62:d1:af:3f:bf:05:75:37:07:0e:0a:7b:9d:42:be

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate ffnco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ffnco.com

Public Key Algorithm

RSA

Key Size

4096

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

ffnco.com

Other certificates including the domain name ffnco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for ffnco.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 340735353393496426556049083113163395222692
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-16 14:07:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-16 14:07:01 +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 'ffnco.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 859169929066335354070337925413974728375577236552082834340625200153168433846564139730042643481147612473056483488896638112848894079816060343563878105679646393907981586189506152577315260140502609687336938934172941997786268501843606713993480988678365820251333904475233974960276808828744750379109654459871004476642640717927407257955526607317844560300650462821787601944150796662116827867108147644209263051239445736926065677978949922004180401383845257242854183419607385591656250439255480539662934913183369971971234873705271610219503239045096537823869153444467109759380089567277320511603959909175951936392306009279073777205275769605897015208566295402939922540501521104641089443282803296825201481884945046588569484785162841288760774352409282985258861432477746302102254620062193963307961367448762120674997880845669000178219268289095449772084536049327076138039138054080782464961857690336127670762758062157385326846129559934951611076188050995876536665712199068796257368310913093022003863250290989805702485527158857204385838050674617024664517300812781463332260835712024433607271592012028250788912796965793760902459392343557013656129956228704793546259427265290241156206273865112613714606881506759275625276443197209268620875719420155662308915314481
 . . . . . . . . . . . . . . . . . . . . [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)
							f85694bb309f0deaac06e7078976c1c61632ae13
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ffnco.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00ef0075005ea773f9df56c0e7b536487dd049e0327a919a0c84a112128418759681714558000001704e89d664000004030046304402206d6734c4a2313bc0f7f92404edcfd3e03d58d741e6bb1f2bbd598f89f7fbcbf20220125df7f28dcec2c444f984e3de84d74ea2f75cc425db3eb2053972671160b6d6007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001704e89d651000004030047304502200a4f5ae670c8fa115c2d5c68f8a83bc2a111405e8d84121890d4a90fc4b3e408022100a14862b92adbb5104a4008cbf6a963ce37bf53eed0e020e0dc1bb701e51c378d
 . . . . [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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