www.ndurant.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:53:aa:79:96:46:4a:d3:f5:53:2b:e6:49:39:e2:1b:6f:62 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.ndurant.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:53:aa:79:96:46:4a:d3:f5:53:2b:e6:49:39:e2:1b:6f:62
Serial Number (int): 289806894324852520876206307117697708289890
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 40:64:1d:ec:36:b2:2c:e0:b9:2a:f3:ed:ff:34:45:c6:cc:39:6b:dc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 57:89:28:70:3a:22:f0:27:cc:93:36:d8:9c:7c:8a:af:44:a1:ed:1d
Fingerprint (sha256): 7e:83:84:59:e2:55:27:ce:25:d7:5d:9d:5a:63:f7:78:53:43:8c:8b:ea:7a:2c:5b:ee:15:08:b0:4d:e9:ee:d9

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.ndurant.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.ndurant.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.ndurant.com

Other certificates including the domain name ndurant.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.ndurant.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAumyBYYasyN6ZLsOau57N
NhT5GpLnDcB7orDLCyfHwGTCBzUpgOpnRxm7LwyOIzP+YyGA2B0iqxlgwGDB67Kc
wuBO3q74uBxuCVsEgnl9QiOrLyNBwI29V4pCarbv+oqsvztI4gfLDIdRTj3yNsdp
q0hi5eHZm9L3Ynj51dxMRu1zAlOcq7Vo2n8bjuKN07NFxXSHZCv2ko74n6Kqm/m+
E+NG31D568F87SfpJvq1EMwz7XDF8tNMyxZxSTzmVrZ/thjtM7vLrtNAds1H98zf
OWrn4pesRfIPhNeVi6huT85uskjt22vAXxyEcjUHi0I4YJLNOUUDn7hxU4FRg4Uo
/jX4dDFW1X1Pji1rskbc92sIojXO7yyhMpbGx7uY1nK2nOBRuyk4VyjWkHujGg3I
pLfiDJUBm+ZkEC4A8l46Dx53YWUds6uqyVEDMlD2jn3ib5o8LdfCJTYXaLYaGBYd
3/JMLlX4KXbYaO5hCfngq9GKT3PNhNusSwx3ufCpyw6sELxL9g1149VsPMtTeuvW
HW2LtJO/JjVxgHaWJbrkex6IcpGkVYYldMAzuFGIIjmcXOAG2DPtdow0llvgxhkI
c98m9bQh99xgjeHCEbxANB6B0QXu/7Dj50sipjF/V8efDPqce2OS5QfXPfFRe8pw
sLZsKjJneM4+iUyST8Jq64MCAwEAAQ==
-----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 289806894324852520876206307117697708289890
 . . . . . . . . [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 2019-12-11 17:39:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-10 17:39:44 +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.ndurant.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 760542950513187754359603665060015146288184814549875538187144913685941436477242055851198879886296371838829436107753830432025676397367881512000019545030588854457428843358572930946442506974318001595784517157174578164923054656157849132038650393118845679028601631342927571614438885558466287364154686443632519327143164320963451951118939489259546268018464127079759964394144387172906323951996688888935043180525679632694599557801238899634184643664989631851786637446047601061801078079884496670659235830775457900980315225127143131094598877801373787895721851164213711141775220345839796599698046726071652431695541251262386776800112540833837482169177933938643749564778939311490314065858841598692091288419056039122590764332423635532507557915756550625471364417719538753483186637270150447881890391345994327297492012143605823410585591270096493481275777933422850734052469043306951856608301260562010180526078051075607851527735975096895428224278133592883802419614031369844553820482918004917112788989866338609994820182081787492422355044521202757794101184735666145920396930605707086193975055297632057731286010089089109987736546759017845709658518032481273046507675908473132921218435084122569656149719637023366456448410011796948029070523231256891926493457283
 . . . . . . . . . . . . . . . . . . . . [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)
							40641dec36b22ce0b92af3edff3445c6cc396bdc
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ndurant.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef6428281000004030047304502204aae4511a094ab4316ed9dccdd4d2ec2b6f2a2a857e8d00e32a0590ebaa66b680221008f880fa02ab3211b8d154423ff2afb6ea835b8a52eb56cee2aea6b30388962880076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef64282b800000403004730450220330907a0ee24adcf79b4a6331f844639bab7c974d1cb5251b8b2bf1af9fdd1f1022100bfe89309ee17e8b9c69c9d778e193ee285127666fc95780c304ffb1513fef566
 . . . . [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)
		008e73546cca2bb773f134de7cdf999f7abb0793662e6f064ce659fc7b0e3f7fcb51326325ebc44a1dc24e86512d09d6c52b76b3c845e37ed1d71db3b2241adc167de211a37235ab23cd07906721cd2c1ef4ace5ddbf6e32f90e93761e98147d2054cbabb5fdce8ca475bc13fc76e87afd3fcc5b06001624d26b816ce6e3dcc6c876cfeef3d9ae5823413a40d88da0b21417a9bb63d9b6f827140a0f2a794a3ab21e85d9cf32ee17a5400a6dff6558c393d1d7a87904b476288f22e68375900363fe95b2280feae5cdee5ff941b015c578c42721aa5d08793dc7e782798a9dd69c34c3754b284262d670f150debe728eac0ef6ab089358fd255d3b2cb4c970c5d1