cd.am

Issued by R3

About this certificate

This digital certificate with serial number 04:b0:56:f8:32:03:88:a8:27:dc:16:ee:29:bd:b8:97:b6:c0 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=cd.am

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 04:b0:56:f8:32:03:88:a8:27:dc:16:ee:29:bd:b8:97:b6:c0
Serial Number (int): 408454442616785033477603073117727105726144
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 41:a2:3c:d7:b5:81:bd:65:b7:1f:c7:60:0b:d2:df:81:b9:20:de:d1
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 14:37:e2:cc:be:40:29:c5:95:4d:de:d0:a7:df:70:3b:ea:69:b9:23
Fingerprint (sha256): 52:8b:bd:57:94:df:b9:1d:1c:d2:f0:62:64:96:08:5d:35:7f:86:03:70:56:5f:c5:d1:0c:31:57:02:b5:24:7e

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

Revocation information

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

Check the revocation status for certificate cd.am

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cd.am

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

cd.am
www.cd.am

Other certificates including the domain name cd.am

(limited to 100 certificates)

Certificate

The complete raw certificate details for cd.am 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 408454442616785033477603073117727105726144
 . . . . . . . . [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 2024-04-30 14:24:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-07-29 14:24:48 +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 'cd.am'
 . . . . . . . . [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 818369202882288711361162268995781250442916503071138304708447182080496854285867344650854341497259561704855816918024235967629449765775121212686215506558600013450203152985001490966500632469019050606004334964500693659185078755770129297049229498114016872459229562751489455199378748549420323070189646109197797808520518380176938766252531970283049322256699393295738921754784483129630137090308018267402308407441573246790354277312665545860258285039679304582819794117516015484271252935663813047499360821064501039463278691643468627910264996090267949722937660727508797947140795856303110872376953927538452557685015283363879472518801379314386959236053176201481356331074394516071502177669980794601233300376382146658445897180816039837884158820585498319371647545421992590222111366226042023812895440061696893659696075275275451361518972723816480626677239651417193851928534932769217533185086431394962466102525693683689249775021568683656575601910599520273461654486131404899051895766199210714626358221952941792921005592808701600465644578794077200403522739415190517232971736703505828310495190143194730913096312842415536268229438188713684806640458655531467296733505353427370039161854775504665429736911531407616941292617693729767908677664309566986906881843257
 . . . . . . . . . . . . . . . . . . . . [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)
							41a23cd7b581bd65b71fc7600bd2df81b920ded1
 . . . . . . . . . . . . . . . . [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 'cd.am'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cd.am'
 . . . . . . . . . . . . . . . . [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)
							00f100760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f2f9bca49000004030047304502210093650d617ca50ac583900ad35c6f22274727e3c98a9ed26e4e2775b5a71e3888022069301d0ecb0506075a302f0722cf4e661854d2aae8191af47409c5969bcb72e7007700dfe156ebaa05afb59c0f86718da8c0324eae56d96ea7f5a56a01d1c13bbe525c0000018f2f9bcacf000004030048304602210097ad4f8cd5097617033b09e46c17a41fd1b660e73e3f1ce041a5877cb677b42a022100cfd8d9105636ddacc73e532569b2e064401038b8e41a341a5fbb9ff0aad5bff2
 . . . . [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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