usspeaking.com

Issued by R3

About this certificate

This digital certificate with serial number 03:f4:df:56:f3:3c:df:c0:1c:a6:a8:2c:c7:7c:6b:83:0f:f3 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:
  • 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=usspeaking.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f4:df:56:f3:3c:df:c0:1c:a6:a8:2c:c7:7c:6b:83:0f:f3
Serial Number (int): 344662624638028066104228543868618521382899
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fe:24:a2:7c:92:ab:94:c9:fa:96:84:2d:5a:79:60:3f:49:26:a1:cc
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1a:63:72:09:5a:2a:79:72:f9:6d:76:6b:f7:1b:62:79:51:ae:a9:2d
Fingerprint (sha256): ef:8d:73:87:c7:6f:92:f8:4d:9e:8b:e9:fb:09:ad:49:57:94:e4:dd:9c:9c:19:e4:41:fc:19:8f:4c:9d:ec:a8

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

Revocation information

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

Check the revocation status for certificate usspeaking.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for usspeaking.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

usspeaking.com
www.usspeaking.com

Other certificates including the domain name usspeaking.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxBDp7vQSy807sm5NFve9
933UTOLOB0gGE8H16xWHhscWEM6lkT8vleBteRvykNZAWt+od2jkIXImaGtb1LYw
ban4XWnt2OZn3DRI3rqnIebafhgm5dJnyRt5i/hZzlYjmkxpzSLhZmEt2YDWflr0
epKCydLrFevH3NILOBc2sZLroovwbWkm/U+m55zOOis8F8Pqo5oYswgT5KRR8JGD
HvKUfEhTNe1CZvEnsTsqtfTMeVJbIrqACTOLUIFKusmqWbfvCyH4U7gI5/D/Tccw
TSAHaIbdmSgc/960dcBrsfYZKs5ASIx9DDoqFgapwGZDxdzf3ZcOt51ZjYYyB01y
/wIDAQAB
-----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 344662624638028066104228543868618521382899
 . . . . . . . . [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 2024-02-27 13:34:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-27 13:34:00 +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 'usspeaking.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 24751048280160800204080774848386261204490924203233206484558196936778879056574751115841838823548881262553364235249752131702476607577811788091349328349425999465636586652005859995162270521950519081503755062756906936961274198410260364279031894662025424260911571689691338352674261507019577543644143806363473802323729271562752202936609336951071151857030847684291721843506002195001705686543194981839213149484807621137196602255980516162738011288808250030468919770859575113935604952811010117314124831459772321022428537941608376419165360628293009108398977128614507661683272283624106392894711619682194694658849033512869188956927
 . . . . . . . . . . . . . . . . . . . . [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)
							fe24a27c92ab94c9fa96842d5a79603f4926a1cc
 . . . . . . . . . . . . . . . . [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 (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'usspeaking.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.usspeaking.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018deafca259000004030046304402200c8a04917120905aca322bd6dfc54e064c86b81caae49a79b5a33d22a1776bef02207873d250dd58c28c1ebc468d44a2ad9047ac2f655802183c28a7f657072c9c470076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018deafca261000004030047304502210089e44892ed6d3825a909d388410161be0d0173aaab63e8106b4ba08a045740ab02207f278ba0883f03ff1544c2ffffd6bf5a1e9672893d6ca7edd2c125d8ae7e4ef0
 . . . . [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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