nkrobotics.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:45:ad:5f:bf:65:c2:d5:fd:26:6c:1f:4b:34:b5:a9:e5:06 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=nkrobotics.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:45:ad:5f:bf:65:c2:d5:fd:26:6c:1f:4b:34:b5:a9:e5:06
Serial Number (int): 285046794706300422673463770838580857529606
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4c:df:61:8c:82:64:02:80:30:ca:a5:92:02:6c:61:e9:0c:5a:9f:00
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6b:46:a7:c3:8a:71:71:f3:59:9b:ba:36:22:b5:7f:37:9b:41:b4:a9
Fingerprint (sha256): 90:54:89:83:7a:98:11:fe:3a:cf:5b:4d:21:16:93:06:97:17:2a:e5:7b:f4:a8:8f:93:cf:5c:4a:b7:eb:cc:38

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 nkrobotics.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nkrobotics.net

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

nkrobotics.net

Other certificates including the domain name nkrobotics.net

(limited to 100 certificates)
www.nkrobotics.net
nkrobotics.net
www.nkrobotics.net
nkrobotics.net
nkrobotics.net
nkrobotics.net
nkrobotics.net
www.nkrobotics.net
nkrobotics.net
nkrobotics.net
www.nkrobotics.net
nkrobotics.net
nkrobotics.net
nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
nkrobotics.net
nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net
nkrobotics.net
www.nkrobotics.net
nkrobotics.net
www.nkrobotics.net
nkrobotics.net
nkrobotics.net
www.nkrobotics.net
www.nkrobotics.net

Certificate

The complete raw certificate details for nkrobotics.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjTf8Tz9jV93rw7Fu7btM
SdQxnWQuLuylzCXDxQ1ja45ZPCdKuAtUBJWuDCojPJRZmC6S+DgW2uE4235nJqkS
fvw+yecX3ZH8qD02oCvE6W4gRm9b6Z1oAguuGiwItjZlbVabOsOY6+0FZK8GE6M/
D55RC5UyAUN4nuq+U4OvZC/JnwX5Oh380UK+tuaciYcuSfVB0VntV5ovTBzoE8/m
cvO+pJm943bitEajPy4htt9c7amGedgm/9tDyYmO8goWjA7nSJWSvl2Fo79s7sh0
6Anwsjryj/WPq4INQ6RVhHpuMK7oga717fP1wjGvW20eC6HHIj4DmH89WIGa74Mt
4wIDAQAB
-----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 285046794706300422673463770838580857529606
 . . . . . . . . [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 2019-07-30 19:14:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-28 19:14:20 +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 'nkrobotics.net'
 . . . . . . . . [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 17827208520740790450838943715938407229727075138868597468641539637460185862093017247347345797169428525066249854965790854129687801309267875747823852410055141274264434337653427473241594537367526516181736798131949925828283310787310279771382555916396032291575684533469284405369220273582924824412491575149977335284856788033096776950040537849613664484765995901655542290147567237355465832824166150751948706408155427065846518425122364558214876135061321514613786340778157241695186707612004640350505684198809229271610459056144341747830363654271481003051919921264469611832576246482689806681017179033001196312176902198786259103203
 . . . . . . . . . . . . . . . . . . . . [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)
							4cdf618c8264028030caa592026c61e90c5a9f00
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nkrobotics.net'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f20077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c4484f8ff0000040300483046022100e32c79db033c9c2a25711711d95a1e023adc6ddbe3ddda3c2efcc7e5a6ea2df6022100ebfb127144ad3b627eaf04aababe3ad3ec85d3695291897a86da541c1e0d9af200770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016c4484f78e0000040300483046022100aae581d29aa3f6fafb899868252f6f4fd0c5862b02854e73150fa8c43b07b73f02210090fd4a56d86e22a69d503e151ede4d3fa3a167ecc16d398253510086eb4dc5f5
 . . . . [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)
		000a39eec02cc006fa0c9ee83015cebe24b37799eb3c1a74a51651bc859f064cd22bad3579f96a51cf0a6ef8c141f1d053e7564c951768ae090ff16794917c18480e4f2eba3da834c27f46aab7a7c5a80f2c88b20977b3693193d1628f4627d6e9260385054b795a27b6a5ac253be9d76001df83424041b5ef73552fef7bff635c12f6543013e1c25a2ec6fb5ca929ec89ba331597a36f5128875acc5fa9229fca0b51114f2b3ce132e73adf5b047420d147ef00ba62e640bd965e3f221794cfe83f78b0c2ccd2eb8cb6710f5fc12a01e68c64d4299f0e78ea645eeb06be8ab513023e43292a661fcaaa2ebf7769c9e5b41d612d0bb5cf9135a621248be7976bb8