ndurant.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:b2:50:8c:0d:6e:1f:67:ff:c1:a0:0e:90:21:54:a8:02:a2 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=ndurant.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b2:50:8c:0d:6e:1f:67:ff:c1:a0:0e:90:21:54:a8:02:a2
Serial Number (int): 409126470472587163715156459669987516744354
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 05:87:ad:2a:ad:8d:5d:19:57:45:b6:f7:c2:bf:65:1c:b5:39:b2:15
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d5:48:bf:f5:3d:59:59:46:f8:d1:01:52:bb:76:8d:9e:6a:05:49:75
Fingerprint (sha256): cd:26:76:0f:38:1d:ec:f3:71:1c:be:ac:9f:08:cf:32:56:99:eb:04:2f:80:50:8d:ea:e4:28:5a:9f:52:b0:fa

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 ndurant.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 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

ndurant.com

Other certificates including the domain name ndurant.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for ndurant.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 409126470472587163715156459669987516744354
 . . . . . . . . [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 07:05:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 07:05:25 +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 '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 683490635281151172788809232186431715092735298529751324808919788688318303174489067243843788450503112679960517908271137202962240074072421892379087912977016384408991525878170107946179719650436834040273715888821543169333612261327313699422873752064179853726223384667262685351517610484611017055840122073059934249699752141223710081042757475253300159015914510245890095064230985364107320925040399848457078239445533566352589765385136647959905438919919379488130773317608484114923669119776962218186134128641208346118318263238515829103028557116432825517739499276536701304549221184583041218731193269317933464645548541249569288478034828077913324729538444879559992658532380248078258918536271784129483933751018387402711279930755446644257089403248671461295296787427258539857571650869681310345817631943446895008533192493167627346068313338689374130531223597761100552468842352746993121940090982607943483006946107891638988590176359808208394680113923398958650823059118970288322309602839791342867764420957842990674575240821054041618336500309845420844484688167064697146173852942679797924219369357694939375230083234418737890247047380601155931536320446312317580522974373402326407527297410315065595476293143332967769366206667756572204165107455905577370658334811
 . . . . . . . . . . . . . . . . . . . . [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)
							0587ad2aad8d5d195745b6f7c2bf651cb539b215
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dbf0037a800000403004730450221008f7d869c2e8a172cda61ffa253b6286af6e1c5b0d1ae86fab29aed218d1b69e102200b47bdbee35e65508750bd16c27b0095092b51116c7525fd749e0254d7f44f200076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbf003a940000040300473045022076fe28f540b0b7d664c40dd702d99fa8a8b981e2d5d41671dfdd3d4928195b70022100a4eccac1241dd0ffbc2c395939d05677e469694caaad74c4e731a60f55a91d1c
 . . . . [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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