lumber.cc

Issued by R3

About this certificate

This digital certificate with serial number 04:d5:aa:b7:90:bc:97:21:bf:4e:e5:86:1d:4e:c6:4b:07:ad 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=lumber.cc

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d5:aa:b7:90:bc:97:21:bf:4e:e5:86:1d:4e:c6:4b:07:ad
Serial Number (int): 421156209766418077389028747783061155547053
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 38:73:01:6f:cf:6e:e6:9c:6b:7f:89:e6:8c:7a:87:93:e0:26:bb:c1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): b1:3c:8e:19:39:d0:e6:9e:1e:e6:da:7f:16:ff:67:37:cd:d5:be:8d
Fingerprint (sha256): d5:7c:e1:d2:16:64:46:c0:29:f7:d1:94:ee:97:cd:76:25:15:ce:41:a8:70:b3:16:b0:1e:ec:94:c0:8f:26:c9

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

Revocation information

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

Check the revocation status for certificate lumber.cc

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for lumber.cc

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

lumber.cc
www.lumber.cc

Other certificates including the domain name lumber.cc

(limited to 100 certificates)
5272653.ca
lumber.cc
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bramptonhomebuyers.ca
bramptonhomebuyers.ca
lumber.cc
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lumber.cc
lumber.cc
5272653.ca
5272653.ca
www.epik.africa
www.epik.africa
enerpac.asia
5272653.ca
lumber.cc
epik.africa
5272653.ca
enerpac.asia
lumber.cc
lumber.cc
bramptonhomebuyers.ca
lumber.cc
bramptonhomebuyers.ca
lumber.cc
lumber.cc
34755625397.ca
lumber.cc
bramptonhomebuyers.ca
lumber.cc
lumber.cc
lumber.cc

Certificate

The complete raw certificate details for lumber.cc 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 421156209766418077389028747783061155547053
 . . . . . . . . [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 2023-12-02 05:04:31 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-01 05:04:30 +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 'lumber.cc'
 . . . . . . . . [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 806203063285434050865140419565451634830751071554551967747831281047002055427175653941170673148131579603964312607526428939889732091149017366748920854055479851860840659404929103467869268238057495638033075615233546895075627266683063418148981769917900193377643718421716364800180325817214963756410137380088152928930933373643922815801939968392356775274117453938925865112954168196324618591209463698309227720897759682488933724000854851918297246019179653638493428794059856455127970908738131860749580936124587314789673441673210838826434458126701072666284590669588243029639055154864461275203680863190768838172822604785984107757109860319511633690443892136974324460730135050662119994007166980618813959528885236939591931995827536349052846666089898642235172506137031638272541927707557123026742382835851036019969789893504433450104300811202705879816369769485577015473075965050906661903836380136284024044929562528834691028284222606774111098591817071418672906150448598803925126301554518151309901595423023009101270644351192275013602096705099516614494640998263340080747689408331541308089219329897105600146910544533038980546754083466019211412425760727891552458909503484176868185154128558017664093390728527787490665665038743018327740024277411302424769071567
 . . . . . . . . . . . . . . . . . . . . [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)
							3873016fcf6ee69c6b7f89e68c7a8793e026bbc1
 . . . . . . . . . . . . . . . . [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 (28 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'lumber.cc'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.lumber.cc'
 . . . . . . . . . . . . . . . . [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)
							00f000750076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018c2920e84a000004030046304402203ac3268637fd4ff69483acfc86b60f9e4fb8c54d666a1290ed1d8f8efc47889c02205a2e4950a3de0ad04d963c5c50616b6136ff05f44564cf3bb08a32af80b955c300770029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c2920e98c0000040300483046022100f52ece9646a47bd6924b123ff07d0807f626030e5ae9077efbb7258e0a2c55c3022100eb1911fed444fcf0d686fbf2e7fc23d8b356a251f87d492e843c89226105802a
 . . . . [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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