www.eufco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:38:ad:d3:f2:33:29:26:b1:ab:57:4a:75:1c:63:ff:73:30 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.eufco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:ad:d3:f2:33:29:26:b1:ab:57:4a:75:1c:63:ff:73:30
Serial Number (int): 280623727273157731223997750069288788521776
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 36:b0:31:e3:08:bd:31:0b:22:2d:cd:0f:36:31:01:38:a0:2e:3e:46
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 39:71:99:93:b8:01:43:cb:71:88:26:45:6a:1d:7f:91:ff:49:71:51
Fingerprint (sha256): d4:d2:8f:a6:13:a6:b9:94:a3:27:dd:c3:09:a1:eb:e7:c5:5e:7d:a4:6f:7b:57:ae:38:ec:6a:76:76:d5:29:05

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.eufco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.eufco.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.eufco.com

Other certificates including the domain name eufco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.eufco.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 280623727273157731223997750069288788521776
 . . . . . . . . [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 03:15:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 03:15:48 +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.eufco.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 840842996875148769640402448146470177398840171047594774484596355633647048285468312987686548373537151201933902781197906380022835347373310318313824960978747284678337027471288675508094038080150881455477307084787409021090836521374477894349571526658468878576313793486737408458433766517527963629749261891439149214863122500793845974665721773771039062323103677040223542598306749506172293581638184737742496768405096664672209033083790756748870965703326679370198869032856627356708488071948966080733709499675065841313830200531410109552801622741800909102727493521254520630368269273300340122004717033301559520645651759300237940515688954302292430412998096557650752164352512338543422936413337785692993527851974075422822070175985173425409901527712170286767996844464337558015806452123544917919874036586752053990055011528158200861550615419320625266093391766293400844649563970023630336336545945221877110138299906173086081007645464870188763112488591704114993927634360277282199162302278271503434350215191108161453674549362500730917992340861105386203753245854358300324044131164501647657056298710065361572481879471645019008542380773266916786883183943169992736408843449211296419230373538691560607544339898238240962636128375631770497157154256108801315593575939
 . . . . . . . . . . . . . . . . . . . . [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)
							36b031e308bd310b222dcd0f36310138a02e3e46
 . . . . . . . . . . . . . . . . [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.eufco.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)
							00f1007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbe2dff530000040300473045022030db4569c4205572dc1c8d3495a927b97a32900820249f860cc05a5f6e87a9b9022100edaa284fdf6c4097b6a4d7c528aa9847a04b49fe04c6ca67901a38b6671e9ce7007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016dbe2dffdc0000040300483046022100f0671827c57bd092676665d042f3889921bc82ac3ea36e74a901dddc493e1040022100fab663819eff6e9c563e28c7c727c2be46d1ea52c0394996427096b592ad9e92
 . . . . [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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