lptech.vn

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:cf:c1:4b:7e:20:cc:93:ab:d6:e1:4c:d6:f2:f4:6a:c7:63 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=lptech.vn

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:cf:c1:4b:7e:20:cc:93:ab:d6:e1:4c:d6:f2:f4:6a:c7:63
Serial Number (int): 419144526663308352125111192652799982356323
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6e:8d:1b:14:0c:20:78:a2:56:80:19:b9:91:be:7b:1f:84:7e:08:35
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 70:f4:fc:e7:ba:d5:9a:56:3d:7d:de:72:5a:00:43:40:e1:b9:01:65
Fingerprint (sha256): 37:05:11:e3:7b:a7:06:86:d5:ab:fd:c2:2c:11:fe:e5:f3:43:3b:b6:65:47:93:65:a1:ce:e3:4f:37:28:56:47

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 lptech.vn

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lptech.vn

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

lptech.vn
www.lptech.vn

Other certificates including the domain name lptech.vn

(limited to 100 certificates)
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veluwe.co.uk
www.miroslawabarczykowska.pl
lptech.vn
daraz.rupak-thapa.com.np
www.sinewavecontrols.com
hcm.lptech.vn
d2cfrt.com
d2cfrt.com
lptech.vn
lptech.vn
lptech.vn

Certificate

The complete raw certificate details for lptech.vn in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA213i0wVDQjx+nmK7i4q4
eK6bDtxLGKaSkONF+QYQg2prwk/YfpWs1iEuRcEmwZZ0kU6LNepZDfWLIkczwHxh
CWCwGzCI5ptN6j/98Em+8oR0klO9p/lO0hIm4F3RHo+t3XEspNU2WUj6e1nSeJn/
ge9VojnWeejQq4MsSQXJKd1rEk7SH87NAcXRpV4tQX6gxlx+R1yOOcL3Ix2RIweT
wjwrjb3A2MbPfdnddcnBStVYnSNYH8LCouP37ichOCtotCkwFPhcEby1iBpDS87i
QaTEjGMhFHEFa5NsIP3SYc0MnzUnPA9Kv9PLe4Dn5NLxYmWKMTHlLNSmYYUUKpcN
PwIDAQAB
-----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 419144526663308352125111192652799982356323
 . . . . . . . . [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 2018-04-24 07:14:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-23 07:14:06 +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 'lptech.vn'
 . . . . . . . . [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 27692485715662380778898162653773631649739268532637823978337469563803740587531658499725249219913407736538266649192994520413815017878781571305058178650162063962258701036998960048490175178675956505252453875382872167314411007419569898420701916335607972802787491700593640859103206378599611219887382419028963197942469769710176900965768774185707372852186271825448024858692431680823185508138781343903732329980948128251647704202862143486318736831671771699042536262271232005521630712420127584769083824987992290167888697368552286617644721226644703671833313078011979685631767042809463016568116045550104366407040539826859430841663
 . . . . . . . . . . . . . . . . . . . . [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)
							6e8d1b140c2078a2568019b991be7b1f847e0835
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lptech.vn'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lptech.vn'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . . . . . . . . . . . . . [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)
							00f00077005581d4c2169036014aea0b9b573c53f0c0e43878702508172fa3aa1d0713d30c00000162f6b78bb500000403004830460221009cb55fdd188c9f7edac7e95ceb313f9a4ba017511d07e057c75ffd379beb96f8022100b4e0e577cfcea4e8704fdd5dc8b1add675f54b425b1329e71da30cf0f671c18f007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000162f6b78ba3000004030046304402203df7f2dedf43d39f448147eeecdaad08df9c64c34936e59a7c728f0e454d628402202f168bab8af1a049cfbb22110e50df31f268e5636f2ef8f15bbfa602fd0003d0
 . . . . [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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