mail.lmn.su

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d3:3b:31:d9:f2:e9:b7:72:7a:d0:55:28:dc:b1:d8:ec:91 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=mail.lmn.su

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d3:3b:31:d9:f2:e9:b7:72:7a:d0:55:28:dc:b1:d8:ec:91
Serial Number (int): 333215120510424565075891971632914132167825
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fd:c8:5f:62:7e:ab:90:30:1a:64:8d:13:58:50:ce:00:45:b9:77:58
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c8:3d:2e:52:2b:ac:b0:af:81:c2:09:54:b7:f4:fb:44:6e:64:8e:75
Fingerprint (sha256): d6:71:d0:24:5a:fa:26:2c:c4:3c:6d:cd:11:3a:18:b9:b3:d2:6b:61:47:29:28:00:88:8a:ad:fe:38:df:3f:43

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 mail.lmn.su

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.lmn.su

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

cp.mail.lmn.su
mail.lmn.su

Other certificates including the domain name lmn.su

(limited to 100 certificates)
pbx.lmn.su
mail.lmn.su
lmn.su
lmn.su
my.lmn.su
lmn.su
my.lmn.su
mail.lmn.su
pbx.lmn.su
pbx.lmn.su
lmn.su
lmn.su
lmn.su
mail.lmn.su
mail.lmn.su
my.lmn.su
mail.lmn.su
mail.lmn.su
mail.lmn.su
mail.lmn.su
lmn.su
cp.mail.lmn.su
lmn.su
my.lmn.su
lmn.su
mail.lmn.su
mnt.lmn.su
pbx.lmn.su
mnt.lmn.su
cp.mail.lmn.su
my.lmn.su
mail.lmn.su
pbx.lmn.su
cp.mail.lmn.su
mail.lmn.su
mail.lmn.su
mail.lmn.su
mail.lmn.su
lmn.su
mail.lmn.su
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mnt.lmn.su
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pbx.lmn.su
lmn.su
pbx.lmn.su
lmn.su
mail.lmn.su
mail.lmn.su
lmn.su
lmn.su
mail.lmn.su
pbx.lmn.su
pbx.lmn.su
cp.mail.lmn.su
lmn.su
mail.lmn.su
noc.lmn.su
mail.lmn.su
my.lmn.su
pbx.lmn.su

Certificate

The complete raw certificate details for mail.lmn.su in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApDdX8oLuiEVe7DufSj3+
Y7zxcWEIXQAtTOI+jOlPfNRb1b3Yvsm8Yf1jkuQ+LzXIxmAy+Pe3LnNDOD9LK2NL
StYGm9lciD8L7j8OT9ui4JSO6ibG6D4vrkxNVj+5/fSFpYo0dIKJGC0o8oWAD78H
amvLxpL17ywUl0cBtkHk7djXmzKWF85xHRWg5nNjnkJI8iOYKId7Hb7zQjkrCemb
5je79HHQlcntiwQCpFg9bFF6y77tFLHtpEmrv7H5TXypZ3CeJt9g23t1dLptl8tW
hm9QZX2Ye6TaSy3lc4JkEzlhqAyNOVn9ihNDCHLEkD5ooDT6XeJBPw6nsQO1+tbF
cwIDAQAB
-----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 333215120510424565075891971632914132167825
 . . . . . . . . [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 2017-11-26 00:15:18 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-02-24 00:15:18 +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 'mail.lmn.su'
 . . . . . . . . [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 20730372933215784193709242639346780881820052432734708118740020705223259107533802299933529630627836027017053199814126914367882520472444981420742287587540420298136480926760303498656212928811618455079081790278858503302168559042189229394581084478822257064516339655783101763638237983801512788881735699735808010003182572250282846972016641995981002104406483628074894170296570540894570100650363573393257980110454489025133266557834159800080128413101160462511903745332708416173518763438720340309041073155652152854968611615628245129801385636096510685039937453502249652286900534945837629152665736402869000924872575884248451827059
 . . . . . . . . . . . . . . . . . . . . [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)
							fdc85f627eab90301a648d135850ce0045b97758
 . . . . . . . . . . . . . . . . [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 (31 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cp.mail.lmn.su'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.lmn.su'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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