21.ns01.biz

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:be:a9:30:12:1e:be:0c:64:fd:21:e2:5c:d4:74:96:47:8d 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=21.ns01.biz

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:be:a9:30:12:1e:be:0c:64:fd:21:e2:5c:d4:74:96:47:8d
Serial Number (int): 326215396639314943329199791627738358892429
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1f:25:76:36:a4:1a:e8:3f:de:49:05:7d:47:c1:cc:18:9f:0b:fe:62
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e1:2a:24:a2:10:e2:74:56:fb:84:bc:fa:dc:ac:05:bc:5c:5c:d8:65
Fingerprint (sha256): 9e:66:39:9b:79:3a:e3:11:28:e5:c5:11:f0:72:e0:70:cf:f7:2c:a9:dc:0d:46:54:41:4d:69:89:a5:2a:a4:3d

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 21.ns01.biz

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 21.ns01.biz

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

21.ns01.biz

Other certificates including the domain name ns01.biz

(limited to 100 certificates)

Certificate

The complete raw certificate details for 21.ns01.biz 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 326215396639314943329199791627738358892429
 . . . . . . . . [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 2019-07-24 21:13:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-22 21:13:56 +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 '21.ns01.biz'
 . . . . . . . . [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 906841746358234953353507551574540877348209979082167276826932674690050194187574645381686943632531505883401750390851932105544777261346791106535406292142714474362587916921446160583879184535948452274448675206891577746059879754957743291705780114393859717674902219790266858698669180098889736910372842750105727585296044247231221131456304733287921048982654160252940465814180635518451317637513267637235423205504229531683862602106969645131298187524393670315696988295651276477552967900587675015950889762788880906633568866404434481141261793366041185642391460720365799910071294311077112190160320516401576905758020327416948236209574110283290842559193353953002395603888208034349654497627797080213883780599285324323646175320285981720200884531715639764849409568495972139711865877826541946119767121548942247292117280578369256493903068756984122791471573925824560798240177896128664648220636990826841039115942050338492672069630337744112944356345062464073862261092081768778827897293955885153257974605821048983516430489219672920326926888174777942160150844724572912393633971961035737852857439286819907835792659202725500717075308132203865962088854193825435277986418012118530124897785471070665732512054133325979318532936990998135769154730446668726199412708767
 . . . . . . . . . . . . . . . . . . . . [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)
							1f257636a41ae83fde49057d47c1cc189f0bfe62
 . . . . . . . . . . . . . . . . [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 '21.ns01.biz'
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c260c4fc6000004030047304502206543cd8cfa5d4acacb8298d5fb01b11fb6a6f2c083b677bf957355e123def196022100fe8f0ff8ae50d378a2b0c2a3d713a49f28afaf88b8ac529e3f1d3b6d03b557ea007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c260c4f27000004030047304502201c4eac1f9c60efe7f91a755597b4f3aa6552093c6ef152bf48cd42126bb72fe1022100e70fb1a665c772b3004def4090bea34fc5476641202ea860e2a24311c8c2921e
 . . . . [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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