www.ufwco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:98:d0:79:16:0d:29:7b:7e:de:36:95:6c:1a:63:74:4a:4a 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): 03:98:d0:79:16:0d:29:7b:7e:de:36:95:6c:1a:63:74:4a:4a
Serial Number (int): 313336885705562347177429643553231695268426
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 95:93:e1:f5:83:de:b6:ed:78:de:9b:68:f1:33:ef:38:ca:de:fd:5c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 73:21:ef:74:9c:36:71:b2:c2:c1:18:fa:60:d9:88:e1:23:0a:96:57
Fingerprint (sha256): ef:54:c4:7d:44:dc:c1:25:31:ec:d6:0f:77:79:02:dc:02:b3:ac:32:a4:e3:26:37:db:58:be:bd:2a:41:79:0f

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 313336885705562347177429643553231695268426
 . . . . . . . . [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 2019-12-18 23:40:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-17 23:40:25 +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 815517392444984322086608068708000685217234794054619773320096084366901882942079186056294627940159497648937914000092642954342713403927045288956808329852003807710056226031646481670521510111743951898150837099381203712859942685468236119938586541115294646008550568147185257572116979387067115671838388472290855468856552543800550377690545152142362481436457160349104811734809781936094862905190137062870697189069394254191280567717552511081688954521414800248691454848363022344774891092052538157329304277644492152362709441760623114350345618120535673693600477751511846110988223970583073909788380147747248168586274168576517733512808364973787087539126834137540676117082167157735462346659766376050508725944389112675988474717402769306964928281171115249385393332487908470951078471375296881988811666077379894442592243095115320841260643399675422336512242317688538920508270450125825042123079520250268417760902855519004630291405106559338966502909969132052944052220860626298243436649164161498653679522920032857973714945956348340748245056532456199707019543753933244761216671581917845065227240689429242774610034422462487679414908374394302097151232565450417980711420995787514481002309860673946030297409202834488701358029671325423076712765220138169315643314951
 . . . . . . . . . . . . . . . . . . . . [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)
							9593e1f583deb6ed78de9b68f133ef38cadefd5c
 . . . . . . . . . . . . . . . . [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)
							00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f1b993f1e0000040300473045022100ad42362ae3835e09a7f82bc915165b3ae7f38b7d65184bbb5be6b6d8919be918022056c569ea39e7cef2a542f3dd4708828d6b082dac6c3ed43a610a71ee4f048efa00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f1b993f440000040300483046022100ca5c05aabd2b8131ed4b36d4c77be654cf5075923268f647be1ab4b8e4416af40221009090d9f38d68ec90eb55a80d857ecfb3b9005e0ba3eb81d82fbe2a97d4b52c59
 . . . . [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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