springfieldrealtors.com

Issued by R3

About this certificate

This digital certificate with serial number 03:7e:b2:f8:73:6c:f0:fe:fa:be:ee:74:dc:75:10:8a:42:83 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=springfieldrealtors.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:7e:b2:f8:73:6c:f0:fe:fa:be:ee:74:dc:75:10:8a:42:83
Serial Number (int): 304450328641297948623997289102451086606979
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b0:5a:20:3e:fc:38:ae:f0:f9:1b:50:c5:3d:a7:7b:3e:96:56:90:73
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 17:74:51:5b:68:11:a4:3d:89:6b:49:aa:e3:98:96:53:d3:8d:f0:28
Fingerprint (sha256): aa:87:65:14:ea:75:5b:79:25:6b:a2:91:61:24:ca:92:50:83:2a:29:15:46:5d:af:6d:b0:60:af:1c:d8:7b:25

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

Revocation information

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

Check the revocation status for certificate springfieldrealtors.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for springfieldrealtors.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

springfieldrealtors.com

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Certificate

The complete raw certificate details for springfieldrealtors.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 304450328641297948623997289102451086606979
 . . . . . . . . [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 2024-01-20 05:18:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-19 05:18:09 +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 'springfieldrealtors.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 779497074612999969406528772319007046321944527643699759332749573497890163952805420660118572624996970120087546087816496618329512539130783571098866980336503757826989197823762557422615259060413019848346098006682815527749297069473093693351949020437765583406932016996487799556475604649234461744228422806036584631693753971214231084648838824270346514613665866970711396131435698321104292379095280196971566999541398976642075381540556749266668739049795096673573536794181423070180891692141262093987715490308631444634347133167819137491784497721865014465510025968746313231196215572624047680784525373843074160742944374459719708331539722222220322871012266121169160527816634698248700935878112329333829853006547674377946121406595420173778663710636182198875153913319786693730774850995950648916504495710994690988024051365036416874057300669445903867789893323653354994722587276644954611075834136125390288207485628527793240797573901333430290775307779785526272744407034720030466709454898531865002850440191844253121798661725698145481701003205295293425353848287437419013235612231274589221931809469335879466405815452671873331123940130209876692378841549924480992551467952845087272872101834541630477667977116233429252489731527300130607926676306077269235699285997
 . . . . . . . . . . . . . . . . . . . . [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)
							b05a203efc38aef0f91b50c53da77b3e96569073
 . . . . . . . . . . . . . . . . [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 (27 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'springfieldrealtors.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)
							00f000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d2585045100000403004730450220763e31e03ac6917b41017fa02ed5888caab7c0be06878d80ff6f1c5b8d306f750221009837c00fb865cd740331dd72ae62519f73bbbaa2be9a3e3fb1b8fd18771870f9007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018d258504720000040300473045022100bb5a9b782979cd0ff5ff41906befb517ad8b010f517a87a085dca085bbfd17a402206b24e7d0dc0d30498f67b45b524964535eba9b2247f1e6b6d9918abccdb25bf4
 . . . . [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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