www.nddco.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d4:e2:03:5e:01:74:88:c2:14:09:41:15:a8:23:66:90:6a 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.nddco.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d4:e2:03:5e:01:74:88:c2:14:09:41:15:a8:23:66:90:6a
Serial Number (int): 333777142593119457283196988472637274886250
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e5:cc:8c:6c:ca:0c:d0:0e:ce:2f:ba:85:0f:ce:11:b6:c2:f4:38:73
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bc:41:ec:64:1a:94:3b:1d:c6:fc:fc:4e:cb:5e:df:0c:58:4c:dd:82
Fingerprint (sha256): b4:06:c6:19:88:09:8c:62:88:b3:f2:09:71:01:ff:27:1c:09:c1:a2:80:69:db:d8:6b:4f:77:ec:b5:1c:50:8a

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.nddco.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.nddco.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.nddco.com

Other certificates including the domain name nddco.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.nddco.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 333777142593119457283196988472637274886250
 . . . . . . . . [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 2020-02-18 06:34:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-18 06:34:59 +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.nddco.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 897158802597720548548206584768566402640206819272891829320177504520465885726853840649205657861202246440714676514398008880723918597099569478681659641790030458638795070059006959723341468364270539002362066972935859915580448125919473917055171334879266913082440258387949868358994884449705514836215985061583653709800677299311653141554054212540068604493184034693836515002007752704580595906504955869592234864778209883497227829045425037424291964455750382739898385227589421141769080898489766846326620602055420755638383307680699830188138121325789509013856928835462253975663777367779978228649482008159402352240531295187284009187526384363097726500852549562661181992072778238330400178628150559686266325329748790304010748463228330908657604476299907752135442244679503890040735952837490511145836341448819577944768368172662416565257450825950000250069458077672268242949895058358426110197280541072096795364011197050368237928781855967923998187233267781663799323953760203615417108005565901077677697682889169723113434479081625316071296881639522868771577137441585610484134668800426421526361131728989542586743078076936320659377447450220934312789868234577521012329790027175914728531945376001254514586150339398014436352410553123189868266364731513339300663096743
 . . . . . . . . . . . . . . . . . . . . [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)
							e5cc8c6cca0cd00ece2fba850fce11b6c2f43873
 . . . . . . . . . . . . . . . . [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.nddco.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)
							00ef00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001705738b8f00000040300473045022100b8a68f572fc95de3cd211f3e700976fe68ad0b4a0e941fde0ee584dfe8243ac602203216832d352d9e37a1ee3fd3bb6e0d534afa7e0e2733aabe64b390e7457010b0007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e000001705738ba14000004030046304402206e178729aedac37e9709c07c4d6575d70df714f4b6f9232ac0d2d1151087aff50220190d6ad861398ba513b92d96b4f7886249568f2435a902d5a5d1c6e9a0211c2e
 . . . . [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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