nestor.com.tw

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:60:c0:5c:2a:34:35:c4:44:eb:ac:0a:bc:a6:10:7f:a0:50 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): 03:60:c0:5c:2a:34:35:c4:44:eb:ac:0a:bc:a6:10:7f:a0:50
Serial Number (int): 294259655342190229268656398319696681607248
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:fb:7d:46:46:a4:40:8c:e1:fb:42:01:bd:e9:e7:40:8c:c0:7a:11
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f2:be:04:17:e5:32:70:6e:5d:2a:38:5d:dc:90:71:79:a1:22:63:8a
Fingerprint (sha256): 44:76:dc:20:00:71:f4:b8:d4:96:56:56:f1:a8:da:ec:2a:41:80:bb:9b:94:8e:e1:d9:80:4b:90:2a:12:7d:a5

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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvdb6h5Mx1ZQVuRUUGmuc
5f/vSGf7BBrnVXSASdqADytvFVUgTU0GGAotkdAFapAZ6szNSck9SPJDg0OlgXQi
u68LqmiD+DB2bRFRze8gAmvEwQgBw4iJkDTd0sIusCmC9YWTZ/yvkxFJFSshCGM2
fg9DIouxxMa8orsw0TrE3+0GBllSjdpMZrZUDnwIfihKNrq8Rpm3QUUEYjjcfc09
J68n46Z8wEsWC9yitZI62HYDq5/0uEcC2xWiTNX1NAwgZchcCsJYJmqAN3PBaitm
KF3Bo83vC0oI+88G7DGeYztupGjvbvMfb/ScaJ0PkuB1JDL732KrEedz4r6p/8Ug
bwIDAQAB
-----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 294259655342190229268656398319696681607248
 . . . . . . . . [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 2019-12-06 06:10:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-05 06:10:27 +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 23965049552678341271486839019890661581278699031743991427273036630444746215796977216867248651442886075023372953963580583422479752657007252805128153040233265228639677564266576032998573442915957454753356115459703631535660639616509762534652578456085864250242106185912068620574931629216312477392548672513149909276153893110699746981730646594757062740899753716480589392417963567519878015379861306831392478835472628853539093132172486451361607261915497021775237887921635258455348162548606110963404662171692105452309946676578632808392180439472883666902090498198466407984886273067765768235299506465789255454113248868511200387183
 . . . . . . . . . . . . . . . . . . . . [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)
							35fb7d4646a4408ce1fb4201bde9e7408cc07a11
 . . . . . . . . . . . . . . . . [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)
							00f10077005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016eda0ba9ec0000040300483046022100dfaa339fb4272610a3f17493bca29109a42f34aec3b4be16071462da88a7b098022100a36d283aac97d61c768acf74a0aebae349aba193579fde5c6cadd79593ed67a000760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016eda0baa100000040300473045022100ef48742749448c7b7b60011d5427423bc488c640b648e9a16be89372c1ae6402022058bfcad8203b6e63edcf23f96da9f629ff68519eb76c7d271fe10fd0c134d384
 . . . . [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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