nestor.com.tw

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:37:d8:50:e3:f5:ab:9a:ee:0f:65:a7:60:0b:24:69:f8:8a was issued on by Let's Encrypt.

With 2 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=nestor.com.tw

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:37:d8:50:e3:f5:ab:9a:ee:0f:65:a7:60:0b:24:69:f8:8a
Serial Number (int): 367452207162101815772125574802695061633162
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 5e:b8:71:49:6c:a2:e3:bc:e0:b4:0e:50:19:bd:da:6f:4a:fd:fe:53
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 14:c3:43:ba:81:06:67:8a:f3:35:07:05:ae:88:a4:85:d8:31:d2:be
Fingerprint (sha256): be:5d:38:50:b7:16:1f:e0:3a:0f:4a:a0:da:ed:1d:53:23:78:e9:b3:a2:ca:03:5f:b7:17:ba:14:74:10:99:84

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 nestor.com.tw

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for nestor.com.tw

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

nestor.com.tw
www.nestor.com.tw

Other certificates including the domain name nestor.com.tw

(limited to 100 certificates)
backstage.nestor.com.tw
www.nestor.com.tw
www.nestor.com.tw
nestor.com.tw
nestor.com.tw
www.nestor.com.tw
nestor.com.tw
nestor.com.tw
nestor.com.tw
backstage.nestor.com.tw
nestor.com.tw
nestor.com.tw
backstage.nestor.com.tw
www.nestor.com.tw
www.nestor.com.tw
nestor.com.tw
nestor.com.tw
www.nestor.com.tw
nestor.com.tw
nestor.com.tw
nestor.com.tw
nestor.com.tw
www.nestor.com.tw
nestor.com.tw
nestor.com.tw
nestor.com.tw

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw+VBkFR/YT8/Gw5tJKbX
Y6vstwMkHNstE5mQezLodJjQa1LWJNzqBMuaj5yRQuK5vYFN+PbSGXOHnPT9BXzh
hMvok/tgIUUXEkO6Bmv/S8PCyDcKKN08wrR+rR5s0abCnk4tNa0nitk2FT+lsKcg
zz/bRD0T4TFK7rtEXSnBMfpIc6O/BeummxXIPRb25l8tQxxHLR2sZ08gDGUEoh9U
opmrGH5Z9XvjTpZKAfxHitjSgpyoPpxt03UWGjWLJYA54FbHLzlW4txScyHoy/Rs
QQpGjGiKR0a9AZk5hqkiQL8OUVsCVu3G2zUzChEBf+IwrtaT/LH+fyB2q6n5Z14v
OwIDAQAB
-----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 367452207162101815772125574802695061633162
 . . . . . . . . [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 2019-08-07 03:35:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-11-05 03:35:40 +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 'nestor.com.tw'
 . . . . . . . . [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 24729519868954589326796996683160980482970571235625049138882700302341039638812753479343544999948550277342310172318285343726590913456499218435713617255392662263160030598995226665764647059091466480228332831026794969003594122461001182962149149331625948419577325202355108324690686651605567753491180331205906857334466597042024045726259173183260494208696429474333821181326122211469501089762100707821362320909762923114524899330261942064669160701241511202661059845472381213370412483169198026909416198903242622049845319217617903764222129625783051958452470173266282548044801375076656960485544820557946879688601786740413021695803
 . . . . . . . . . . . . . . . . . . . . [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)
							5eb871496ca2e3bce0b40e5019bdda6f4afdfe53
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'nestor.com.tw'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.nestor.com.tw'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016c6a5c77db0000040300473045022100cc4c7357cac0e51ead80c10f4cbcfb33eab291973de27144e2d714928c21a33502205c1b04ec44383f3a3c7b2cebc6cbdc64a341ad646bc9b1e46d3745b9b9d568f6007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c6a5c77cc0000040300483046022100f4147423481a07d3d206e4bf4fd20a6c0465fea347948f524d5dae806a50209f0221008f965584c6dd6bed909270f97e237624c7eca0dcdec94d8ff7d640b9c187257c
 . . . . [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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