itg-mx.com
Issued by R3
About this certificate
This digital certificate with serial number 03:48:6a:1f:ec:41:e7:72:25:ee:41:1a:7e:4c:0e:e7:0b:90 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:
- 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=itg-mx.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:48:6a:1f:ec:41:e7:72:25:ee:41:1a:7e:4c:0e:e7:0b:90Serial Number (int): 285978252134214251030575103166740959792016
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 36:93:ca:60:a4:20:4a:88:18:89:02:d9:1d:b9:4a:e9:86:47:6e:f0
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): 20:42:7a:56:2a:59:11:f6:82:00:99:99:c6:d2:2b:c3:9d:21:24:a6
Fingerprint (sha256): c1:b0:27:95:96:5f:14:0e:5a:44:b9:c9:8b:4e:9d:b5:09:df:f7:aa:36:c3:48:ca:d5:cf:28:1f:b4:61:96:de
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate itg-mx.com
3
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for itg-mx.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
itg-mx.com
webmail.itg-mx.com
www.itg-mx.com
webmail.itg-mx.com
www.itg-mx.com
Other certificates including the domain name itg-mx.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for itg-mx.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFBjCCA+6gAwIBAgISA0hqH+xB53Il7kEafkwO5wuQMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAzMTIwNTQ5NTBaFw0yNDA2MTAwNTQ5NDlaMBUxEzARBgNVBAMT Cml0Zy1teC5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQCpumWd VHyMmf93zrQ4hKrBErtpDuqxzNAN0EFD7c/qkqioA4Iq1+9A/V99o5Q062WFDbWj xEwHOlRr2BfaQYDV5gL4XP9T9gdSqMo6ex/ZG5fuBz6sYqfGWa0qZ/ef19LWnSzh 7Fcm5eQX3CKMNNW0HRdrZDc1pyLd25/503MiSa924SZicOp6uWbVITEK4qvH5K3c lCLF0Sm4HitdQ4XV1amNVGdLr0o54Vs6KJ4rr+SA3VIUxu7mESXYTpxnjSnw6oa+ ixvivnhpY4LvXvmQ4PsyeLzEJtiJE/nIU3XUAyKUnBBYD/La6xmc54zVmAPP0O6l 4LbQyAWN+9AqjDIFAgMBAAGjggIxMIICLTAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FDaTymCkIEqIGIkC2R25SumGR27wMB8GA1UdIwQYMBaAFBQusxe3WFbLrlAJQOYf r52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL3IzLm8u bGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5jci5vcmcvMDkG A1UdEQQyMDCCCml0Zy1teC5jb22CEndlYm1haWwuaXRnLW14LmNvbYIOd3d3Lml0 Zy1teC5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwggEFBgorBgEEAdZ5AgQCBIH2 BIHzAPEAdwBIsONr2qZHNA/lagL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAY4xbLIn AAAEAwBIMEYCIQCn7Rg6Ik7kLXf2qY6oeuu0tMbPTYiRPuTXk8sBdj+tPwIhAIOE +v+xZooZ9ywTnk4+Rd/t4q9+Zm+nE1K8qPb2gtjOAHYAO1N3dT4tuYBOizBbBv5A O2fYT8P0x70ADS1yb+H61BcAAAGOMWyyLwAABAMARzBFAiAAr/Bc7lTYjvtrzLAO QXugTWv9WTdMkLS+OwIAY6vO8QIhAKXSLo2CP7bFQEr+W5bQNP8ruNiGXH4OMNzL VaQF5byeMA0GCSqGSIb3DQEBCwUAA4IBAQAjtUG5qOL6vQg9kPRb316AODL7T6tQ Rtc4gkvUFUD6Oc/DASicgCblJBr6QwUsGYoBD38mvdRi1CqDFLmjEIn0k+Hd45C+ R6Bv3eehol5OhUp3jOBIGH/Ic3UMqsrmZx7SZvW6Lg/w+ZlQWlQ9AVLSUgpU3FM+ rXQg2/HhWHl5n8/6FnSr74hXlxjeJybAQwtN4lVRxbEwWpc14Y1YoUpoovKNpDRE 0jE91U5YiAXC8+u+UOVlAa5qIuqgW/dHIcII0el8tzHieoCekCz42v8zEk0de6sO n3rr4lPRAx/ZIBB746Trs7yHA8k1Lkf0jWbGYS6NG9P+H9c3v+wS4nRj -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqbplnVR8jJn/d860OISq wRK7aQ7qsczQDdBBQ+3P6pKoqAOCKtfvQP1ffaOUNOtlhQ21o8RMBzpUa9gX2kGA 1eYC+Fz/U/YHUqjKOnsf2RuX7gc+rGKnxlmtKmf3n9fS1p0s4exXJuXkF9wijDTV tB0Xa2Q3Naci3duf+dNzIkmvduEmYnDqerlm1SExCuKrx+St3JQixdEpuB4rXUOF 1dWpjVRnS69KOeFbOiieK6/kgN1SFMbu5hEl2E6cZ40p8OqGvosb4r54aWOC7175 kOD7Mni8xCbYiRP5yFN11AMilJwQWA/y2usZnOeM1ZgDz9DupeC20MgFjfvQKowy BQIDAQAB -----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 285978252134214251030575103166740959792016 . . . . . . . . [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 2024-03-12 05:49:50 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-10 05:49:49 +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 'itg-mx.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 21426189292138548759388570429119400683866133035740268810714654207745543506590557141184588200860546267532557902059193716149384737142705626199250694907879931535128488078688630370477458379211930487159605118156506362140949120379870040299953283173943310965256428444418956749418842624627404917148899351082525890843480884209657757221890667168405217659668211659879018194019756780076069998225339430983492342758104270303465514810365590595461829464079678972325129330866003785009259587492975146682073056740440368775516145553900799863044903383817652999024932303649671656281424571136805715985889398261871758313301811323461931119109 . . . . . . . . . . . . . . . . . . . . [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) 3693ca60a4204a88188902d91db94ae986476ef0 . . . . . . . . . . . . . . . . [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 (50 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'itg-mx.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.itg-mx.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.itg-mx.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 (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 (246 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) 00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e316cb2270000040300483046022100a7ed183a224ee42d77f6a98ea87aebb4b4c6cf4d88913ee4d793cb01763fad3f0221008384faffb1668a19f72c139e4e3e45dfede2af7e666fa71352bca8f6f682d8ce0076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018e316cb22f0000040300473045022000aff05cee54d88efb6bccb00e417ba04d6bfd59374c90b4be3b020063abcef1022100a5d22e8d823fb6c5404afe5b96d034ff2bb8d8865c7e0e30dccb55a405e5bc9e . . . . [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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