www.icams.de

Issued by R3

About this certificate

This digital certificate with serial number 04:b3:4b:b2:c5:1d:83:da:0d:55:c4:8d:ec:14:7a:83:79:69 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.icams.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:b3:4b:b2:c5:1d:83:da:0d:55:c4:8d:ec:14:7a:83:79:69
Serial Number (int): 409460307732386774213606228958815644252521
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a8:b5:47:a2:8e:2d:55:89:6a:13:05:c8:d6:b3:77:93:f0:a8:79:59
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f6:fe:eb:e6:ac:14:98:1b:e7:3b:8e:42:5c:a7:54:5b:14:54:1f:0c
Fingerprint (sha256): f8:d6:06:78:92:56:6f:7f:43:4b:3e:1c:b1:ac:3a:94:ff:8a:e7:77:14:67:a9:8d:1c:fa:a6:78:6e:71:26:2c

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

Revocation information

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

Check the revocation status for certificate www.icams.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.icams.de

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

icams.de
www.icams.de

Other certificates including the domain name icams.de

(limited to 100 certificates)
www.icams.de
www.icams.de
www.icams.de
www.icams.de
www.icams.de

Certificate

The complete raw certificate details for www.icams.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwELDMXx9rDS7abZbm2U2
HunSP3bWyDHDyb9IkF6jKK5qfsUxYIHq3waMdZbTDH0PvnCj2D4oXiAniDjlcWxr
eVGhxGexIbpTvgkUE+CbtMCbC6GVaoyu43FR06HnHRTdrR5i7yzxZhlbiWwhmvbb
oX6r30Y+vCuVBMoZ/6qhtTsJvowF3nzyGpdrou2YZCvEDGvXpXZz06d3NXsy0+4i
vWBtOAQEBlzaTqpOqHSXvgWWIRkAEeh8CfDjOVGMdOIePoKkl0FJWl95no+3EQZh
PGuuirgz3sGp8Zecq3QjIomzv6441JAmtuJdRlLHVhqvwpSAx/Z+xDJOM+Bk3XBq
YQIDAQAB
-----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 409460307732386774213606228958815644252521
 . . . . . . . . [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 2023-06-29 09:35:43 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-09-27 09:35:42 +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 'www.icams.de'
 . . . . . . . . [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 24270676356351530815964634590742387781460285914183688001375217980428642633191279986421750718973463362346082759115499821240790287050538008468113154880486841176025356399714235770720940156060879670694131401014143782972558770414180284067246096164817481506680773911180351139642641565084103036635319091597136428435366527087365760404116334835917975593425111193854123052969372456877531071049791326459719399051752793842307623227699956782863333972935225001039341554937505714586733690714152807964092615572925669931006161820679149859972146911396597479665694348339005656216588951598969450485376325230549971361777929928452609174113
 . . . . . . . . . . . . . . . . . . . . [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)
							a8b547a28e2d55896a1305c8d6b37793f0a87959
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'icams.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.icams.de'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018906b9226e000004030047304502203d821816434f048031fabfb4e823d22d400be285054446d9dcd529d52190e5f4022100caba49c4c05767da61d5ab4ffbe3c3ae9da954bb4e2e7b0624321c0ee4b83ef3007500b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb4990000018906b922720000040300463044022078a473fc139531d180a7453773eb306077136cfc3176bc012d61ff198da7795002203b1a0d6605fa260076cee7d2d0718cc5661744ae5bacb10e31eddad8d7361cf1
 . . . . [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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