techknowskola.com

Issued by R3

About this certificate

This digital certificate with serial number 03:d1:87:ff:8d:f6:c1:e7:6b:33:d1:e4:8f:d7:25:00:7c:04 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=techknowskola.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:d1:87:ff:8d:f6:c1:e7:6b:33:d1:e4:8f:d7:25:00:7c:04
Serial Number (int): 332636645176256661296007810079130866711556
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6e:f1:b2:74:8b:b9:f9:9d:c5:8b:14:7c:35:12:a6:0c:8e:0d:0a:f4
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 40:7a:e8:28:7a:25:e4:40:4e:9f:ee:3c:a9:dd:db:53:91:72:38:22
Fingerprint (sha256): 2b:d2:70:e9:30:ea:1c:c7:40:5d:59:a2:0c:df:d2:d4:b5:65:7b:b6:ea:30:66:4d:37:d4:38:fb:ea:4f:4a:2b

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate techknowskola.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for techknowskola.com

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

techknowskola.com
www.techknowskola.com

Other certificates including the domain name techknowskola.com

(limited to 100 certificates)
hr.fraxus3d.com
techknowskola.com
my.heveahill.com
people.octet.design
people.minutuscomputing.com
hr.cubyts.com
people.minutuscomputing.com
hr.techknowskola.com
myhrms.hankersystemsbangalore.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnCdwHZGNv+diD1YeE4JF
LJkBWcbGxcDzNnZHCTX5sUHKhAMYRZ9lwfCjgqnGzpAxkNiUmqNLTNM2T7zSdA9n
/znhrZ5ZyyobmtCSGU3HNqcxGYF8Z2lKWlbAWXNu58E3zd6vFec2OZ8OlL1xn/OQ
XAPCiDFr7SH98e4fRp8w4feLOUbsq+pPvprg3m7N66yjy/kSgCoIHptnC+DkyBLI
VoCzER8xR2/tcDTwnYvWBg07lJ3mXvllQA7pBskgnzd+d297k6Xu+xzvfYJGJADu
klcM12iQ5BR13SrRIdD9WVOsDL6c7pJQDpDgoJ6BhYcfGduLeyIxZIrYlKbM6oq0
zQIDAQAB
-----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 332636645176256661296007810079130866711556
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-21 10:34:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-20 10:34:25 +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 'techknowskola.com'
 . . . . . . . . [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 19712623153253457808468299535594933283327505444455213682396652189782611973239471907483245870479630495335265857542443533901928966937984394268168077239688412479080730666049974433241457691939478460007189541521150569865637794681962402454278482018620869191945392321769822650287534274844453234049393442528853569396443437777336870092485878272451958074731360760705006695815713998623120293105080072023437102600232258197888654292254451009251022643397328362122637791053491036585382366884974409314798015128164511635743125573894715544113020602642636118542572275293970848527265019592248974955490972454810991379804099455795180778701
 . . . . . . . . . . . . . . . . . . . . [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)
							6ef1b2748bb9f99dc58b147c3512a60c8e0d0af4
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'techknowskola.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.techknowskola.com'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f006fa0950000040300473045022100a31a47b2f46f050cadc248ba69e5c86afc700a0bf6fb32d8f95ab83dda9851d4022063cce83cf44277141840cea0bdb0d3a5082e151aedf8b51fb9f0330db0bbe8dc007600dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018f006fa1130000040300473045022100c517484c125dfa32579ed45adfb7e17b9b2dbdcee1b6e5913e0a8cc8305ce80b02202ce51e5e0e3b892cf034f3afc12c338ebf1a56e9ce40f611d249726a301f563c
 . . . . [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)
		004231c1e0104257a68415132c538b2bc257693266fa0980e8c83c9412d70b315e8de969163bac558f2ae3b1a06c86ab2309b5fc3b2c229e67da1732b3e75897afc407b3179c2957be146d2d44b1490e6023df2f03a60b2c6fa6df82cca9d2636e59d8f374a0a85b335505db4a5cd9f3f76c89f6b7a9cd60bad01ee0f4717dd46b485ac46fe1c980baa8909bd15799dd475050092de26059df30fa401715fc7492d21e2083b1eec6694e2e87a9315d5071441201988aa7cb3e2eb7344237b719b8b4b966acac8f35d43fcb0b264c257765e6f2320e290d16e6b0399b2f4a417eb7c74f51837360bf630915718c77626140bc967ceb39537c73c8fd51daa2decb88