www.ufwco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:57:52:98:39:b5:20:04:69:d7:c3:fc:ad:9f:eb:20:07:f4 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.ufwco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:57:52:98:39:b5:20:04:69:d7:c3:fc:ad:9f:eb:20:07:f4
Serial Number (int): 291051210812626800335636211969281704855540
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 32:37:3d:15:f9:d7:11:f0:65:50:01:f8:dd:c0:45:01:25:f6:a8:a8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 45:40:a2:4f:db:b6:c5:a7:b2:6d:04:43:7e:cc:5e:94:72:53:13:13
Fingerprint (sha256): 47:79:8b:9c:e4:74:41:a3:f5:e2:61:98:5c:95:9b:3f:c9:df:36:78:11:90:53:94:5e:15:c5:8f:9a:fc:25:0f

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.ufwco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ufwco.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.ufwco.com

Other certificates including the domain name ufwco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ufwco.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 291051210812626800335636211969281704855540
 . . . . . . . . [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 03:16:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 03:16:57 +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.ufwco.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 777780320107934764831863975174806946914801328589290987484046595523750516939381361092288751577267527179382403958877574344261461204518491115226820481425324788324472542454253397066829509315708503180240892316081856379332583947682407929227056830427663407312986142106026338512518809532244737918966625819785791919689835969054191968595480633236621621591376347201056653015621870834865378748724234835443163164691946477457433283529637711557937727260572156913967242793193540840882946308963466412472633407463143359275204337144330364718719191456684661979923755460341113579640209263493612477182766946880705766918747913922266218818740152995511757955395860668089880606392318074178483607843220517496648570176241166661666966917434370560961301199707573719704534377320713537710272611345163512700346873788943639151914497326671532684801710588760641586567685134531475947390770349527672776336783234798123847720491697411034864127923550050853939365369964140682905799238067785223054804981087161722188866919916991067340886999278170330894207503534618106488399892038249827398492398006760943038544381539525757441294273843512436131320275147221600643475431783700731644180146177325428973609596629627393021596446001834390071061696128070487435009121390681975425357665811
 . . . . . . . . . . . . . . . . . . . . [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)
							32373d15f9d711f0655001f8ddc0450125f6a8a8
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ufwco.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)
							00f10076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dbe2f0e580000040300473045022100d69bf10b42b96e77b1b0e46ef29ea7558047f323b5bdeb2361962efe68ec5c88022000fab4252a49215955c2a4d282f7a21f303a7ded3aa6917f98084e2c45145e77007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbe2f0e470000040300483046022100c5c29e3231e5a9e3cd41055cebc3a303ac64b0b6cb042d115bf926fef5916571022100e65e4e7afa35c98834ae499576807d63e8525c385498553957889d0a47dd2825
 . . . . [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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