launchschool.com

Issued by R3

About this certificate

This digital certificate with serial number 04:5c:06:2e:56:b8:d0:12:bb:78:38:79:0a:ee:dc:0a:1e:b2 was issued on by Let's Encrypt.

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=launchschool.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:5c:06:2e:56:b8:d0:12:bb:78:38:79:0a:ee:dc:0a:1e:b2
Serial Number (int): 379763337456327130667110495434569864060594
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 37:22:ea:3d:b0:f0:de:6a:9b:a4:d6:18:8c:c3:34:38:16:5f:b7:84
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 7b:9e:82:15:50:2b:bd:3c:2e:d5:ca:22:b9:0e:85:61:a2:ba:1e:b7
Fingerprint (sha256): 9d:33:f1:f6:3a:bf:06:39:e2:e3:0d:64:b3:13:1c:56:5a:16:e9:35:12:cc:2e:59:a4:f8:18:fb:b0:5d:8a:bf

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

Revocation information

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

Check the revocation status for certificate launchschool.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for launchschool.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

launchschool.com

Other certificates including the domain name launchschool.com

(limited to 100 certificates)
launchschool.com
*.launchschool.com
gotealeaf.com
gotealeaf.com
survey.zolamedia.com
gotealeaf.com
podcast.launchschool.com
wecare.adviserly.com
www.launchschool.com
podcast.launchschool.com
survey.zolamedia.com
survey.advancecareplanning.org.au
umfragen.dasertragreich.at
survey.risepeople.com
survey.zolamedia.com
survey.swiftsci.com
survey.pacvac.com
survey.zolamedia.com
eval.brandreports.net
survey.zolamedia.com
gotealeaf.com
survey.shoreteams.com
gotealeaf.com
survey.zolamedia.com
encuesta.tracksale-cencosud.com
survey.dexterousgroup.com.au
podcast.launchschool.com
respond.ttly.co
gotealeaf.com
survey.ebusinesscoach.com
gotealeaf.com
launchschool.com
survey.cloudvalley.in
*.launchschool.com
survey.hashexpressions.com
survey.mishanalytics.co.uk
launchschool.com
podcast.launchschool.com
podcast.launchschool.com
launchschool.com
survey.mlily.com.au
survey.hashexpressions.com
launchschool.com
survey.zolamedia.com
surveys.s3aati.com
gotealeaf.com
inqueritos.pahldata.pt
launchschool.com
surveys.securonet.com
launchschool.com
survey.betteradelaide.com.au
survey.zolamedia.com
survey.zolamedia.com
launchschool.com
survey.zolamedia.com
podcast.launchschool.com
survey.zolamedia.com
podcast.launchschool.com
wecare.adviserly.com
survey.zolamedia.com
launchschool.com
podcast.launchschool.com
gotealeaf.com
gotealeaf.com
wecare.adviserly.com
info.intcce.org
launchschool.com
gotealeaf.com
podcast.launchschool.com
forms.launchschool.com
survey.zolamedia.com
surveys.breatheasyfilters.ca
gotealeaf.com
launchschool.com
gotealeaf.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtxeJOclT2XDkAZP2f2vR
Zav0lhCBifFP8peiTTFQEi4IRJDcRhccT55wZUvHepZExIbzVnglwm0vxrMWdwoh
gG3P0CJtMRBIeornRJ7DMBy0DvRl7Q8V9TfGKHJEpTl8rqMiUPpk+v8JPw0TrRlE
Hm9DSPn9dOKFyXbgDHCT/CVDoRpX0tdcZzYFWFjtGVP36Up1PBsx71JO6sCxzheN
enlq4y0bdms0v6CRfCw85FCY1BRpMsCeiFgRUPzwnnKCwOq2W3GzzpcyTKC4r4Jx
7HjjtX/RlN6XuDnFEbZS2jMqfOLm4bkwdEHvRBfPVP0mWrd6GgDMVY+Vs4qFHqWM
pQIDAQAB
-----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 379763337456327130667110495434569864060594
 . . . . . . . . [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 2024-03-06 23:29:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-04 23:29:47 +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 'launchschool.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 23113215861690552608901327225594839212073462248325467680102305660312296883917157931595960304058708928544004045327697176559795399583004994301016347308828586699963066053927562055058456588126407602910291454589173527471465656047203349890469505192087765993895735447007263028880403511202580404282845440172532585764231132810267544676116480884941094699327519693222878475825171417460783890183111583009871909073749675640433774470315788019378466023312617425580459004741803446388518685487374946827787473225715678900443946628369835673191664522516122341504870828214160511716403342338714870475939097768617637010576871562814243048613
 . . . . . . . . . . . . . . . . . . . . [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)
							3722ea3db0f0de6a9ba4d6188cc33438165fb784
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'launchschool.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e1650f7b10000040300483046022100de85ad5e3730691ec496ceceac91ff7014431b9d14ea684283616f4fe508c701022100a1a0e4fa6a8813644ed5fe8c73eda0e9380b3442507394d4e51773ea938eebb50076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e1650f7d70000040300473045022100b855fb1f6656b39da8e8a64b66f0197ef8e6c47aeb0c908e15142afdae320f3702205561de71b97b822734c4f1c88f7f809c43209bbbf0db1954d6288c0bc2ba815f
 . . . . [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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