*.leadersend.com

Issued by R3

About this certificate

This digital certificate with serial number 03:0e:64:9d:52:df:80:b1:f7:e7:63:83:f2:a1:f0:0b:bd:98 was issued on by Let's Encrypt.

With 3 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=*.leadersend.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:0e:64:9d:52:df:80:b1:f7:e7:63:83:f2:a1:f0:0b:bd:98
Serial Number (int): 266234550603224456955525019002428373843352
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6f:6e:c6:3f:3c:4c:e8:d5:26:de:ea:9c:68:03:74:10:b7:98:28:fa
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): ac:34:14:b3:1f:32:81:98:59:3a:c3:68:87:cc:26:18:f1:7d:e8:cc
Fingerprint (sha256): 2b:31:e0:1f:e9:59:f9:b6:d9:c1:9d:1f:e7:02:41:49:fd:48:4d:6e:f1:eb:34:f2:9b:a6:01:8a:63:86:c5:36

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

Revocation information

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

Check the revocation status for certificate *.leadersend.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.leadersend.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

*.leadersend.com
ct.mailigen.com
track.mailigen.com

Other certificates including the domain name leadersend.com

(limited to 100 certificates)
leadersend.com
leadersend.com
leadersend.com
leadersend.com
leadersend.com
leadersend.com
leadersend.com
leadersend.com
leadersend.com
*.leadersend.com
*.leadersend.com
leadersend.com
leadersend.com
mx2.mailigen.com
*.leadersend.com
*.leadersend.com
leadersend.com
leadersend.com
leadersend.com
mx2.mailigen.com
mx2.mailigen.com
leadersend.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
leadersend.com
leadersend.com
mx2.mailigen.com
*.leadersend.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
leadersend.com
leadersend.com
mx2.mailigen.com
leadersend.com
www.leadersend.com
leadersend.com
mx2.mailigen.com
*.leadersend.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
mx2.mailigen.com
leadersend.com

Certificate

The complete raw certificate details for *.leadersend.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuaueD6GbnyXoYeG4clSm
+1lXEM1nTTa5CffOOtxqZhaZ7l+y95u2IP061BiUyGO6yzkNldfa+xoOO4iUw6Cz
FK9c5fp6fUshmjOoLRITOWcffpmWrPgbAlZiUHZSf/MbaE2oauCIlEUMCanbA989
lFGO/xKkpktasp9lrJTS/f5mcKfqCBEXGzhGHVT2FsHjehsLWwNYjiPvkFSrZsSn
oA1fCuDLhHTDJWJ1FUqmX7ysxjI7oYqNubYCNjvnolUafZqD6E+7rSQX+W2nScWn
kfwSXYI5h7y6g0mlNzCVL0ebKwo0e14g8qBc2WNNy3EISeFd4+vz2dEIyspWPkG3
jwIDAQAB
-----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 266234550603224456955525019002428373843352
 . . . . . . . . [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 2021-11-14 10:41:34 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-02-12 10:41:33 +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:12|false] UTF8String '*.leadersend.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 23438714125606384206039617862745094937280553877171601045926242677898279323622426593291037540804164621485066146392398887842596237483019940459153529522662026888603008626427130562390865157061606891966551970521650148025044622656792494707909933801872293516019626695411797645611223365133296822249770387389116011411500826992684496497083599594047822226787474185740895001301887262882401486485125904587926353967383206904297086679140131324738325728807906034494260957275175798274258150214155977508318102473647044964516605634771728738462297399062652699853206027347665114818441130120309174728675257191005722631456198490693776291727
 . . . . . . . . . . . . . . . . . . . . [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)
							6f6ec63f3c4ce8d526deea9c68037410b79828fa
 . . . . . . . . . . . . . . . . [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 (57 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.leadersend.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ct.mailigen.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'track.mailigen.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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f000760046a555eb75fa912030b5a28969f4f37d112c4174befd49b885abf2fc70fe6d470000017d1e40ab3e000004030047304502210082b64cd5f1846d1ded733956e39983fc5d40af8828123eb1f3a59bcf257761de0220710b51c9cd49defd5a362d614ed80680409d44a0cafd8ab526392a74dbfd0368007600dfa55eab68824f1f6cadeeb85f4e3e5aeacda212a46a5e8e3b12c020445c2a730000017d1e40ad090000040300473045022100e655f04ac89d0ba039e3b8eca8f6ac56f2137373ebc94b86aab2c223e8650eee022002d2bea7a52cd21695a8a761a41feb29aca33116f32ffda7fc7e63bdae17a7db
 . . . . [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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