webmail.12bis3.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:17:6e:7b:4a:59:9e:76:19:8c:48:02:cd:12:5b:ae:94:7c was issued on by Let's Encrypt.

With 5 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=webmail.12bis3.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:17:6e:7b:4a:59:9e:76:19:8c:48:02:cd:12:5b:ae:94:7c
Serial Number (int): 269310207474510923668785562148491007792252
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: b2:20:c9:85:fd:00:4e:e2:bd:a1:05:2c:6f:ae:4d:37:9b:5e:4e:36
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 6e:ef:aa:86:e3:5c:17:93:5b:56:2b:a4:82:ef:0c:5e:c8:a3:bd:7f
Fingerprint (sha256): a2:0c:c0:f5:41:2d:95:9f:0e:2f:e6:59:e5:f0:55:ff:f3:34:5d:74:9d:9b:6f:c7:c5:47:22:a5:f8:6d:80:89

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate webmail.12bis3.de

5

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for webmail.12bis3.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

imap.12bis3.de
mail.12bis3.de
pop3.12bis3.de
smtp.12bis3.de
webmail.12bis3.de

Other certificates including the domain name 12bis3.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for webmail.12bis3.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyBmY93fb1aW7yiyVuMw2
L9+eBg/FX8WntBtUT5NEtAIEi/cGGFnCSKM/wDRQv6AP4jKT1nXXoifmbJQ5+I30
SPK8/vy2iK/w8f/0RB5pEVmffPErEItpPJ//C1KwN6Vp5xus5gWsoSevBXygPXkv
OcRymBNTTUklIMcn3fHpPnrK0VaqxOshj78tyMCGCiWcYRUI9/iF9FW6tRDnEHCT
WLiMKuF+77lLzirLTNaDM1k+6l8/WYJ2WAKNx9Q078qE1UYQIvnZ5ndMGC1H01+U
IGEdWwtDXOXj2DYVRpgFgYo/j4uGb97AXKAOHaCCpO+JQ3JgjOfbTV21r7VArsu7
owIDAQAB
-----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 269310207474510923668785562148491007792252
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-12-29 22:16:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-28 22:16:34 +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 'webmail.12bis3.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 25260283603765531374907062426609720332602794146466259952124975683793664406257880554989708146019911313228145683969765110871891038613507231557429765935541453123322572782209089723019083876797734425939365690357296069880576842486188710896430383667112568349840265352630722274397471039640932695826582971024414093089025260524878086406002444258192709328442713118029873922157785645386163863806205321804178867006425071708018312839981025695806618351011500998278420828095214218420243078351850161241735832106816558144641727564883636731030905935698061244006385367830770185897007210522484604140370221943096258007396753539271729331107
 . . . . . . . . . . . . . . . . . . . . [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)
							b220c985fd004ee2bda1052c6fae4d379b5e4e36
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (85 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.12bis3.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.12bis3.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'pop3.12bis3.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smtp.12bis3.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.12bis3.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016f53f26d800000040300483046022100a7dea9cf97be4caf9058811f28f5ac240c574e121ffd2551baa6ff9bfdf53f7e022100e4e20445fdedbcff4759efd9be2d33e01bfe2fc4aeb9b4d43a1ad22420c8a3320076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f53f26ef800000403004730450221008bb4d8db25dcd9fbdabd6b1eaa45c36eb917f8754de9c87b6452fba3546b3e04022015b38de17b402c8217c5e96f9b07a7219162904fc1ac0294421df7e5400f205d
 . . . . [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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