becker-rf.com

Issued by R3

About this certificate

This digital certificate with serial number 03:90:92:d7:c7:d7:c9:a4:82:bb:f6:56:f5:1d:f0:c2:4e:d7 was issued on by Let's Encrypt.

With 8 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=becker-rf.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:90:92:d7:c7:d7:c9:a4:82:bb:f6:56:f5:1d:f0:c2:4e:d7
Serial Number (int): 310532706316401032819414420530725442965207
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 89:98:8e:c9:bb:28:77:a7:66:50:a4:e4:45:d1:b7:be:d7:d2:2a:10
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 74:f2:67:8c:a3:35:5d:ce:7f:f9:f2:64:00:ba:6e:9f:5c:5b:8b:c8
Fingerprint (sha256): 45:9d:63:66:56:8a:21:48:4e:2c:91:56:00:2e:0c:2c:4c:87:4b:81:7d:10:12:05:88:c8:cd:f4:61:7f:ab:19

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

Revocation information

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

Check the revocation status for certificate becker-rf.com

8

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for becker-rf.com

Public Key Algorithm

RSA

Key Size

2048

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

api.becker-rf.com
backend.becker-rf.com
becker-rf.com
beckernt2.api.itool4.net
beckernt2.b01.itool4.net
beckernt2.cron.itool4.net
cron.becker-rf.com
www.becker-rf.com

Other certificates including the domain name becker-rf.com

(limited to 100 certificates)
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com
becker-rf.com

Certificate

The complete raw certificate details for becker-rf.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsdr0Noo7X3f1FMyaYSUP
X3F6wkHftJ+UPEZP24r0uTvgzIXpWiWCG+PvKbND08AJdah+uedFH47UUPBGy4E8
jwJQ0tIYhncRbGIV6Y9NWaWWqweqX5sQ1c88CLO6gxH5NpYFNBUC5HdKAYC7Tfse
8ynS7fML/kFWRuEsHYxjn6VzG87Dum8ijp8fz3SMW2SdctfZ2w4QbsG37KhpICd7
+gyEPCF4vlj5PcImdB5PYnstveWLBnbDrgALCyqxytyzGYTVIXH2ijmza2U5NC9O
YysdNEQrO2woUJfU5njGW3W18FfyA6qOYBi51gWgfoaHgzFQuzYXfmsOihTjJjQZ
BwIDAQAB
-----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 310532706316401032819414420530725442965207
 . . . . . . . . [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 2023-09-21 00:10:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-20 00:10:15 +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 'becker-rf.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22452150199399760521510662608532150500183739741208794699506646934747444483979607657053827127922023520344005524293464491842649655087774606408300711546549721645405218698071977167056095395734205196907271091777896631460611746372429276289476363912807543162882342289499150500938982613675456357470132476929119421554420407939946430788049630327988320605756337087969088284630405056610203842142342189398537563279642970046510099676055964786761696823425346555243670757168113316878473540048559461390107454042426137078125034386209118529294234223753563346288966746578617813243198352596377985202672932130501120527042615983944989153543
 . . . . . . . . . . . . . . . . . . . . [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)
							89988ec9bb2877a76650a4e445d1b7bed7d22a10
 . . . . . . . . . . . . . . . . [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 (178 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.becker-rf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'backend.becker-rf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'becker-rf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.api.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.b01.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'beckernt2.cron.itool4.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cron.becker-rf.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.becker-rf.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ab549a26200000403004730450220389f0f02fc89afe913382dada9290d68c811fcc777a096a311aed87da63adf2f02210089c3dee1743f980e93e0cfd7b4681e14ab9168245867276e746cdd2de1f07a7a007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ab549a2e20000040300483046022100dacd3c9110ccfd6422d39c5fdf4429546825910cf8b9cac8987cdedd4280cccc022100aab511df479bb2162adb07b69f65bff59a95ae34f950785a06e2737186215848
 . . . . [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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