maileon.de

Issued by R3

About this certificate

This digital certificate with serial number 03:f2:da:10:fc:88:e0:4a:49:d8:ee:56:f1:dd:c3:f3:dc:c0 was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=maileon.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:f2:da:10:fc:88:e0:4a:49:d8:ee:56:f1:dd:c3:f3:dc:c0
Serial Number (int): 343975050491990360989149393608120022064320
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 58:b6:16:32:62:4a:92:91:85:9c:85:c0:97:5d:46:16:ba:86:6a:b7
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a3:e3:f7:c6:53:08:eb:86:8a:98:eb:27:2d:57:10:b5:d4:99:39:86
Fingerprint (sha256): 4e:9d:05:bc:29:80:76:70:73:38:39:78:7b:1d:26:77:b8:d4:55:20:78:17:02:b6:7e:35:bc:02:9e:43:83:59

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

Revocation information

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

Check the revocation status for certificate maileon.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for maileon.de

Public Key Algorithm

ECDSA

Key Size

384

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

maileon.de
www.maileon.de

Other certificates including the domain name maileon.de

(limited to 100 certificates)
maileon.de
aok-sachsen-anhalt-sub.maileon.de
dev.maileon.com
maileon.de
aim-akademie.maileon.de
iskb2b.maileon.de
maileon.de
dentalabs.maileon.de
maileon.de
turbozentrum.maileon.de
tourismus-nrw.maileon.de
maileon.de
fcvolendam.maileon.de
vitesse.maileon.de
cdbadajoz.maileon.de
deinangebot.maileon.de
abendakademie-mannheim.maileon.de
ferarpartnerapi.maileon.de
pagrodirekt-live.maileon.de
fortunasittard.maileon.de
megawatt.maileon.de
lkfulda-bildungsbuero.maileon.de
maileon.de
boersenblatt.maileon.de
mwi.maileon.de
marcus.maileon.de
dev.maileon.com
deinangebot.maileon.de
barmenia-berlin.maileon.de
bdoa.maileon.de
landkreis-hof-vhs.maileon.de
electronicpartner.maileon.de
planx.maileon.de
maileon.de
landkreis-hof-vhs.maileon.de
tourismus-nrw.maileon.de
qprcommunitytrust.maileon.de
proficio.maileon.de
cito.maileon.de
landkreis-hof-vhs.maileon.de
barmyarmy.maileon.de
peter-lang.maileon.de
megawatt.maileon.de
heracles.maileon.de
maileon.de
ntesting.maileon.de
maileon.de
testfons2.maileon.de
dev.maileon.com
maileon.de
tourismus-nrw.maileon.de
dev.maileon.com
florea.maileon.de
elv.maileon.de
questico.maileon.de
lkfulda-bildungsbuero.maileon.de
lkfulda-gesundheitsamt.maileon.de
worcesterwarriors.maileon.de
vhs-wuerzburg.maileon.de
buchungtt.maileon.de
www.maileon.de
barmenia-berlin.maileon.de
wt100.maileon.de
plymouthargylesso.maileon.de
middlesbroughsso.maileon.de
boersenblatt.maileon.de
dev.maileon.com
tourismus-nrw.maileon.de
dev.maileon.com
maileon.de
passmachinecz.maileon.de
thalamed.maileon.de
cerclebrugge.maileon.de
trends-villeroy-boch.maileon.de
gloucestershiresso.maileon.de
dev.maileon.com
landkreis-hof-vhs.maileon.de
maileon.de
landkreis-hof-vhs.maileon.de
fcdenbosch.maileon.de
maileon.de
maileon.de
peter-lang.maileon.de
ippen-digital.maileon.de
turbozentrum.maileon.de
dev.maileon.com
lkfulda-bildungsbuero.maileon.de
tysys.maileon.de
wbvs.maileon.de
maileon.de
geze-polska.maileon.de
kvoostende.maileon.de
luka.maileon.de
amp.maileon.de
maileon.de
zertifiziert.maileon.de
lufthansa-aviation-center.maileon.de
brandmr.maileon.de
lkfulda-bildungsbuero.maileon.de
maileon.de

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MHYwEAYHKoZIzj0CAQYFK4EEACIDYgAESe7IjHRH2P0wPi3znTZrVoOpkZqtY/oI
AoOmXAuXdKi4qIeE9EZIfFi4orKbi+JhxBNVleC1/zdgwa6LR0kbXR/MBXAC3ctl
iWgSmz6LmAasmlFw4Q34pFBHf88O9DnH
-----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 343975050491990360989149393608120022064320
 . . . . . . . . [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 2024-05-31 16:25:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-29 16:25:27 +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 'maileon.de'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.132.0.34 (secp384r1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (776 bits)
				000449eec88c7447d8fd303e2df39d366b5683a9919aad63fa080283a65c0b9774a8b8a88784f446487c58b8a2b29b8be261c4135595e0b5ff3760c1ae8b47491b5d1fcc057002ddcb658968129b3e8b9806ac9a5170e10df8a450477fcf0ef439c7
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							58b61632624a9291859c85c0975d4616ba866ab7
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'maileon.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.maileon.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca0000018fcfaf62940000040300473045022100df5bc2d1ae5d4003804a7785e1e97ad5166a7f618e5a787f3aa42221c292c1220220309bfb6c42bc8bd8cbc711f28890c8ae7e4f4b76d245806e62b0739e8d7cf92d0076003f174b4fd7224758941d651c84be0d12ed90377f1f856aebc1bf2885ecf8646e0000018fcfaf6a590000040300473045022038a800f92191048c3fae8ee3c80e6d0c94b8fc8fc1b0e89d29c27470553efbf7022100fc64c22af2fd55ec71c5839ce55a783c6ed13458b1c927d149772f4477c22059
 . . . . [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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