numerosa.com

Issued by R3

About this certificate

This digital certificate with serial number 03:e0:6a:ad:84:ea:0f:e2:a3:ca:a7:13:61:70:de:c9:e9:92 was issued on by Let's Encrypt.

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=numerosa.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:e0:6a:ad:84:ea:0f:e2:a3:ca:a7:13:61:70:de:c9:e9:92
Serial Number (int): 337701907116303057339600072020727339542930
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: cc:7e:40:7c:2e:5a:f6:a6:37:cf:80:16:5a:34:58:6e:6a:ba:96:7d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 34:19:d3:29:6d:70:3b:14:02:65:06:94:fe:41:98:f4:a2:8d:38:8a
Fingerprint (sha256): 20:37:98:68:57:46:f8:dd:0d:2b:78:35:2e:be:b2:9c:51:06:65:27:00:98:65:6b:61:22:e8:a2:b6:79:52:a6

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

Revocation information

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

Check the revocation status for certificate numerosa.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for numerosa.com

Public Key Algorithm

RSA

Key Size

4096

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

numerosa.com

Other certificates including the domain name numerosa.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 337701907116303057339600072020727339542930
 . . . . . . . . [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 2023-11-29 23:47:07 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-27 23:47:06 +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 'numerosa.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 707981782396626507271035336433600823882638766681520810867601644382741901386567922953700188036747288512623479622429277929430449416639062926157574391398299042881899787611331932659929188284392696089948075578848585541901034875164342167755425733162254196581478228114986688092539363212303493368175280837720456736546092310081502801986152203102761122903348129544537107502095661557291638607555722308312929161828972817779155755219501866294331183193841011228599107694589131537540617304507063026946723330914399554531858937217421857821414974270554818655673465918780679660996920461159434305923520563128144446918601158263886699109620798542069120258327767315003728429387249439027245396900951460051209127312031663362991198682200034688358085736798515850214333118824605910012355050116469187131099617167080204243760710177260787237435136738048478793758569767604546861228303435113582741489208744468139497064008091518502675718970794259978120961872184651271984329192435709342022879571438869083805497899331082341777651015347703409044388701538528927513768237837063292139258139407030537081004823375281072140422041550333933373533671986996251319284760654051969058816937921496964470644842089484182089823434509717804665142217427281468250563300422274226184996298281
 . . . . . . . . . . . . . . . . . . . . [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)
							cc7e407c2e5af6a637cf80165a34586e6aba967d
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'numerosa.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)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c1db199090000040300473045022100fc90b421519408013de02744511bc843792b9a7ac199ddea5a197308463353fe02203137bcef98f6311496ca2f9ff622b0dadb95ee8b7f306355b26fd735510b385a007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018c1db19906000004030047304502210088d9a70cc546aae67eaee3ab717dbb1cbcabff1270a606054cfd1bc33b818dbc02200cbbb5f8d3b5c103d14df11b8353c568b13eb530c3b964f3f566e2783d33a4a4
 . . . . [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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