ndtcorrosion.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:bf:5b:9b:90:12:44:f6:a5:c7:a1:13:fa:a1:d5:10:80:ac was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=ndtcorrosion.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:bf:5b:9b:90:12:44:f6:a5:c7:a1:13:fa:a1:d5:10:80:ac
Serial Number (int): 413564843284684166361106571127950452752556
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: df:40:5f:c7:6d:f2:dd:e5:c8:ff:7f:89:82:f9:3f:84:17:a8:70:dc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 41:43:ab:18:56:0f:f2:26:a0:7d:64:fe:10:3f:bd:4d:3e:23:0e:94
Fingerprint (sha256): b8:1e:26:b7:0f:8d:65:50:24:b8:8f:d7:54:71:f5:43:a8:95:ba:40:c4:22:91:6d:40:9f:44:9b:2b:34:86:5e

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 ndtcorrosion.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ndtcorrosion.com

Public Key Algorithm

RSA

Key Size

2048

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

ndtcorrosion.com
ndtcss.stutzen.in
www.ndtcorrosion.com

Other certificates including the domain name ndtcorrosion.com

(limited to 100 certificates)
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcss.stutzen.in
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com
ndtcorrosion.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApTiO1o3zM95Ek0ccxgLb
tctRR6ziKRKolyY4MAsfgmUTglNCYW3+HwacbRx4uAY+UuolptaCci9DuhD/G6P2
sg30iJLYmRoIkV6uXRPA3r90kH4+AN/uMMgSXfymQAXsNs8rRzycfwOgIP+BrhHf
0/JKJ9YuOd7NRZc62ZcLmFQ4iuNcscBi1XUYik3bJv+H2oyEkhbb/BShfTz6zCQj
pbIqY5gATrodH6tD9MX2VLft3MLG5I0yOez+hg18CaFzctw3v1EICqozaWVDvQUl
1VcxqmHv6Y22yKXc5noJnWCW/JvK8ojI2D2EB6VIoXhQl1sDfFBHZE6VgbTUogjw
bQIDAQAB
-----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 413564843284684166361106571127950452752556
 . . . . . . . . [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 2019-11-04 12:10:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-02 12:10:23 +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 'ndtcorrosion.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 20857210089603254865471183891387782911979867891410335316361357677288621890648059728946628377264341007746690658295565535296226660951807790041980437923126244509405389560053225622041133161183385094692658679589746085134334695886980339056584254054227056354510667527640520403114586157989056158738767982007989015243235829874514105980912161052626507584977914272960821904135246744194752063921118861197716413340876977962344042949747889076275023935692101345580136460360795681909510989646267243043391061340472166201572223129394039767420659549785206833571132480295097607392469403009237670948620801604490590680694256846188474593389
 . . . . . . . . . . . . . . . . . . . . [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)
							df405fc76df2dde5c8ff7f8982f93f8417a870dc
 . . . . . . . . . . . . . . . . [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 (61 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ndtcorrosion.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ndtcss.stutzen.in'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ndtcorrosion.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)
							00f0007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016e3689b0170000040300463044022025dddb8d00d9377416c249c8ac37e0758e9ce479a3ef9538e5e14db8e76d958a02201ed2c9bf40f9842f7d0f58e252b9f138f02f228a218fd1b0d337a0ff1e46f48400770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e3689b03b0000040300483046022100d85d454f7772c121a2b067bd27dbceb0fbc189df6bc06d7703f7d69b245ad42a022100ebb0da1c7262f3cfd19c3a1da11bc6b1fc8dba4715454e23229a1a9ede623c22
 . . . . [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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