www.f3co.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:9e:2e:26:5a:73:15:9c:39:01:d6:92:dc:22:18:06:d7:ac 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=www.f3co.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9e:2e:26:5a:73:15:9c:39:01:d6:92:dc:22:18:06:d7:ac
Serial Number (int): 402275101330170785331945888305241269917612
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: fb:45:e4:4c:2b:61:97:ef:71:2a:ec:3d:2a:a2:ef:59:3a:a8:2d:80
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 02:e5:25:97:5c:c0:c8:5b:0a:d3:43:a8:72:3f:ee:66:74:d8:51:bb
Fingerprint (sha256): 52:bb:23:68:ba:01:50:6a:11:f2:0d:89:3c:c4:07:99:f9:cb:03:51:41:f4:be:17:0d:9a:61:7a:9d:23:15:94

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 www.f3co.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.f3co.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

www.f3co.com

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www.canelasun.com

Certificate

The complete raw certificate details for www.f3co.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 402275101330170785331945888305241269917612
 . . . . . . . . [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 2019-10-12 22:28:41 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 22:28:41 +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 'www.f3co.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 930262699067882392485660321812812375333516563980206963873920840283518872521285050028957546864577319206679153706869954545878109777722990549951542129637422304419966557776595986938969515394056874553446790678947656512859040766788142642824599904417116323054386850992085395921399714542204130095207249121678579200697606212294775799531081690901988015144393175726605163361447741728609687218336359993274135612167495486258171729350800263297232055372137234503814046557845237215218696029890129778543211405691062327223222463438455418274284539363023026212563311986899933102934969521666896286548966715293348280074341323308630028027794506540430947533771364177360331921140034916017665083236190264094849897587094163881355739864959586154655932487262183024088152305664042401213719340645671960827665749316783497199778616974778063154914197024960648784716202664965289447513102444054210571020317319510703858217963944557873520894548524846427527773544546697568398785936665696012962925633361383421408205621338806440009580615698299427520759848067935868731289146957037263890023091373782860532236056449461806557008484919446041243194901069782978938700702225620585027821002797207316979237180529966102748918729400653429783557627115706628958949659963780208750949560523
 . . . . . . . . . . . . . . . . . . . . [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)
							fb45e44c2b6197ef712aec3d2aa2ef593aa82d80
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.f3co.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc24d7e660000040300483046022100ab015476d733403a400cf972137b66c31b5e40ef2ce3cccf932e4dbbbe5862af0221008d011f49a421de3842efb6c8f6567a793cdc8ebb66ecc7c1449d0f0bdec3f337007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc24d7e5a0000040300473045022100d81a119e41069ae2b3085a016308f009807f46b2d3c1ab7418ffda4e1a13308b02206c68799e9928f11ec7df56d1b1243fe5c8d570e66301de39f160ddb839f2d49a
 . . . . [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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