DV SSL/TLS Certificate for webmail.jmill.com.br

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the webmail.jmill.com.br DV SSL/TLS Certificate

This certificate with serial number 06:f0:61:3a:a3:af:f2:1d:79:a7:66:bb:a0:c9:44:a8:30:93 for webmail.jmill.com.br was issued on by Let's Encrypt.

With 4 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for webmail.jmill.com.br provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:f0:61:3a:a3:af:f2:1d:79:a7:66:bb:a0:c9:44:a8:30:93
Serial Number (int): 604470723240368267811565852740339626422419
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 5f:81:dc:33:6a:2e:92:30:5e:54:67:41:ae:c0:28:df:2f:a2:61:5c
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): d6:1b:28:b1:f4:9c:d4:50:dc:51:00:81:1f:7e:a5:25:72:2e:3e:bf
Fingerprint (SHA-256): f9:63:f3:42:ae:c7:a7:37:3e:54:20:6b:f7:00:6e:f3:01:43:76:dc:e4:52:d5:3a:86:a2:1a:39:8b:e7:eb:9b

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/20.crl

Check the revocation status for certificate webmail.jmill.com.br
4
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for webmail.jmill.com.br

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for webmail.jmill.com.br in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxMqKKJ1uPbK/hDaD32Wv
D9zSn0VH2IE0npfaEifKPocn+prTWDnbD9LrNRFiBXZHiBvFDepuRDvm5euM6Aoo
8Zii3hcKAfmYIXLYk0cVUJB3scoCDhV560alfQ/hMVQ30x8BCnbekvQ18G13LqX/
F11dUCESgXxzf6DCqU2O4RgG8I+gPTsO0h1hqw/QStOUqlTGKKiP0b4WyZkX1P00
B1PCgpkhRm8N9sABz74sXkQTtmCDL/R9a9nr6BnyADC+eDyY10JgVcidup6LQeEI
7l4vlFW0kT9KqnH3IbP+nfIT2kh7Yqninizk6Ciur0QoQ3AbCAhIHZMc/5G76Tlw
DwIDAQAB
-----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 604470723240368267811565852740339626422419
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-26 01:05:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-24 01:05:22 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'webmail.jmill.com.br'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 24842583813088625256858031717658074730336853151089110586399607650806601457330951236495630482464229034757664078510911596966074065916710059393131136148133118947340419544370054253329056410660952489074000808980645690143468694102611218159236424871934179195298485311700152901580712710148149764994359446589584257501145073771962788178181969150244906098454123950386531075911236523351725627318220181017115333346983208751797260979179178029086973786886275593074118724852177588315646503349851974175834549495454161526449593370361293129234420288636636176489869270608887433060162398330499731426498497442407102074754743061945513504783
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							5f81dc336a2e92305e546741aec028df2fa2615c
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (75 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'jmill.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.jmill.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.jmill.com.br'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.jmill.com.br'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/20.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007600a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a8454000001970a5505200000040300473045022100ea56ef0229d5029f324b04f5a30a2359d811bac7fe224f4c3e37f3cca6b0c50c02204df3bbcf1d99cebd13a1a03b6e819643b1f6cad07828aadf808680e3b567322d007500ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001970a550533000004030046304402203bc0a6bbebd03842361825d7ec6fab1e715d124543ccc7d1c7e45cf3645471ec0220385fe1689462ffe337ecc3b3c167290522d7b007eedbb60c40918146098bc860
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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