topicsoftware.com

Issued by R3

About this certificate

This digital certificate with serial number 03:76:e6:5d:13:97:55:05:48:b3:63:c9:3b:fb:95:7e:ca:28 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=topicsoftware.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:76:e6:5d:13:97:55:05:48:b3:63:c9:3b:fb:95:7e:ca:28
Serial Number (int): 301796382811945400641106340880220392704552
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:e5:f4:b9:43:89:db:dd:d1:16:8d:83:07:ed:61:16:32:62:69:31
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3e:49:85:b1:bb:b7:0e:9c:2d:7e:63:af:9a:c5:4c:e7:95:17:89:10
Fingerprint (sha256): bb:bd:bb:f6:60:f8:54:6c:f5:59:35:2f:08:92:2b:aa:62:71:3b:32:1c:15:8a:d5:9b:f8:1c:ac:95:f4:3b:3b

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

Revocation information

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

Check the revocation status for certificate topicsoftware.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for topicsoftware.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

topicsoftware.com
www.topicsoftware.com

Other certificates including the domain name topicsoftware.com

(limited to 100 certificates)
www.maternalmortality.org
ffnco.com
www.motorza.com
shaftdesigner.org
www.divisa.com
www.georgiasportsdoctors.com
www.thetravelgirl.com
lewistowndental.com
www.topicsoftware.com
www.navymom.org
www.sardiniahikeandbike.com
enameshield.com
sportstherapycalifornia.com
www.artisticeyes.com
www.chiliwillie.com
sportsmedicineomaha.com
novel.world
bestwaypainting.com
www.maternalmortality.org
www.ahthespa.com
topicsoftware.com
www.untaxed.com
sciabole.com
www.opulentummah.com
www.xn--ual-gla.com
www.limonella.com
test.5gatt.tech

Certificate

The complete raw certificate details for topicsoftware.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 301796382811945400641106340880220392704552
 . . . . . . . . [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 2024-03-10 15:04:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-08 15:04:39 +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 'topicsoftware.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 681127827219593880662360896158301195971091618996674051289911163041768949578515547172829154094623724985935255100111775973140473418033300611713426108801459386873534283579552534366652938180721414746316637658906476806217396163696751754539094590917239997530908214233353344559540616147626599183711683400318499398562737258949021617544039003289497398986104774436845493077323938594398191722550448148351916896613785115402204141887583467130003796845669730901188370376527498382482503810458047996455131926573433056434131823167758374770277476690555089681644398506418611672187168238028268585226240100482144267282752622393333748463263462875746501685824852585719232936054090760902123443874105301376836339639330782434625834410793690955772188226082855167071801562342000672733242632354079278923290938106830935144600227482502349913548877249911530523071169850804918417961944946192051304054769184172204625445934217738456554348789740100427732781020754094045361535351974556460980569668250000272350159570848246529668078283305934658915931281149177482610849461716630628488616078949287892015962536570255400143926260688457174873194854919483043379753360822825114504907085248043719414321549309591854771092058593089555563811660526615390056164681023972099063826306823
 . . . . . . . . . . . . . . . . . . . . [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)
							c6e5f4b94389dbddd1168d8307ed611632626931
 . . . . . . . . . . . . . . . . [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 (44 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'topicsoftware.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.topicsoftware.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)
							00f0007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018e291bf111000004030046304402200e1224b5aa89b77f98e5f6a985a68f74faa8d1da2db50d5a0dbff28c4291d056022049d0cfd0a09a52c444e4ab735d9b10a5f9d5a81db154a2496783f0c6f951c860007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e291bf102000004030048304602210095066b582f73a7709e7ca3b15b257fe629f8f88a932718f1d8528b3080bd0853022100f2e8283a3055c6a2d49aaad6604959bc6e3199bc2a30e6887488535c4f92a4e9
 . . . . [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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