imap.1a1.it

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:42:6d:61:fd:b5:e2:32:06:c0:6e:e0:c0:ef:ae:74:6f:fe was issued on by Let's Encrypt.

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=imap.1a1.it

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:42:6d:61:fd:b5:e2:32:06:c0:6e:e0:c0:ef:ae:74:6f:fe
Serial Number (int): 283940888662258443466229935463130463498238
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 13:c5:94:9b:35:d1:25:d4:78:93:21:50:3b:07:a4:68:3f:98:c5:f3
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 55:b7:63:a7:45:b5:04:5c:a5:73:30:a9:66:43:5d:60:c7:a3:6a:04
Fingerprint (sha256): 56:f9:3f:5a:1b:11:ae:14:84:2b:ec:53:6a:da:52:00:04:7a:46:0b:04:af:ee:5d:86:52:62:3f:e0:e2:34:aa

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 imap.1a1.it

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for imap.1a1.it

Public Key Algorithm

RSA

Key Size

3072

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

imap.1a1.it

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imap.1a1.it
1a1.it

Certificate

The complete raw certificate details for imap.1a1.it in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIFzzCCBLegAwIBAgISA0JtYf214jIGwG7gwO+udG/+MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMzExMzAxMjZaFw0y
MDA0MzAxMzAxMjZaMBYxFDASBgNVBAMTC2ltYXAuMWExLml0MIIBojANBgkqhkiG
9w0BAQEFAAOCAY8AMIIBigKCAYEAqvxhWfEI/Iddz8ZbnErNSwi2XL+tPKhG5TEE
3AXZMJ2bF9Ae/KR6K0/Luc296rZGDYPQQqzRv76ShRFjWaPInGjsx7Sazhiad9F5
d8UuXOTYquhE5loViwBc1FId0I6ooALSVX4YO65Z1X+iA0sncODylu0sImaAEjC3
2SQ7gbnCvk/i9C8ZIaq88Qtsj8xCwljwzsOIuh8JZw/2ti8QwsZAUO0OG7dOz0RH
2vjMWGBc26QQuacQF83OM3v5W0yDIoziYhsxLkNzgpfiHV6qfcNptjuq3IZ1w3FE
MxahbOmyJ3uzDui7X8ZUKZMMjoZsUW+QLFPwVf9xTYQcuQydEN3DcUeFRZsIH7lP
99yhgqHS9bBl2Gxc8fa/9Czr1JI12qnczTs5GKLJwJuMalgL61Thr4h23TRnN3Lm
JuMEeiuYvD2moevaQd49L2uc3fGMWVc6evEW2o4n4+mqPo5T5g/brVwz1To7/Syf
PD+7Kjd2x7b0wHQTv1F+6Wbxqz6FAgMBAAGjggJhMIICXTAOBgNVHQ8BAf8EBAMC
BaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAw
HQYDVR0OBBYEFBPFlJs10SXUeJMhUDsHpGg/mMXzMB8GA1UdIwQYMBaAFKhKamME
fd265tE5t6ZFZe/zqOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0
cDovL29jc3AuaW50LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0
cDovL2NlcnQuaW50LXgzLmxldHNlbmNyeXB0Lm9yZy8wFgYDVR0RBA8wDYILaW1h
cC4xYTEuaXQwTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAm
BggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEFBgorBgEE
AdZ5AgQCBIH2BIHzAPEAdwAHt1wb5X1o//Gwxh0jFce65ld8V5S3au68YToaadOi
HAAAAW/76A0XAAAEAwBIMEYCIQDf8gPdQtbdW2TWAtruWpzGe/o++aEyAnyhcU4o
2T3snwIhAOYryKfcky/QmIZOElypXhfv5XyD061ZNV4dN33Kne4UAHYAXqdz+d9W
wOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFv++gO2AAABAMARzBFAiBRzPN4
72YaLgUcF6lnz3vqC+rAOrx540p40KwoQbiJfgIhAL/20umf/8MB2APpLYK83gK3
SgYBJBwnKgCP6cFgFDfTMA0GCSqGSIb3DQEBCwUAA4IBAQARwKcRLfLgmi8t2Apg
brs55fIqCG8WzIE2OhoOzAv+jkZdicVleESdC4pUOEV9s8B5QZXok/dYPuleow8E
ogAK2I6Zdj2W3htRdP66ksGup7mXvc1Uc9xTOvvpKYLBKYEelzknTUVYf6/sLeFx
dmcUlA6d97dGT0ASfFUDE2h81E0EV6TMfDkp1w/rjxZK9rxun6nAd8ly1zLK325K
Ku2V4KZ3U9OWCBT5atGfGIY/cZIOqbVOVrtpOx8cQusic0+8KPJT4pW+8Y/iPLQP
d0F3qCaJDl+fzjDT4LFkZ8wV2EbhGl6o96P1Q5tdP6fm7ZcdMAtL2fzdf80VqsOm
0Vsy
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 283940888662258443466229935463130463498238
 . . . . . . . . [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 2020-01-31 13:01:26 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-30 13:01:26 +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 'imap.1a1.it'
 . . . . . . . . [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 (3184 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 3880314375281573002032830646018378983668829718238881305988164098532306364351583146879724013735257847289787545499379542841122936311075542014013233662900883731493747958529463399207110540604622489733932520199601262577374224614504435055734943264402136744555744265829042100089979657259430120071237368413624514209330871178967439888319617850568102182196093569037497209898939870588562907009418986932621446713547283028771406431213789479484036384443999837589528195441059055310234364616705692685030134227698957838418546954205705685394500356840331544051658814525041489543912576403968022226541510932621102611561312533519283817907365157993847292908885601570506551092345453180436876915155626671766799860929093467433850349957926707930166690495788052613381137191863526307915170285514948543203589089606875652881338889940880485638384365513712187779993802846555610222335124115986198151793206109072359203368857521282278529956146893598268337110661
 . . . . . . . . . . . . . . . . . . . . [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)
							13c5949b35d125d4789321503b07a4683f98c5f3
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'imap.1a1.it'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016ffbe80d170000040300483046022100dff203dd42d6dd5b64d602daee5a9cc67bfa3ef9a132027ca1714e28d93dec9f022100e62bc8a7dc932fd098864e125ca95e17efe57c83d3ad59355e1d377dca9dee140076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016ffbe80ed80000040300473045022051ccf378ef661a2e051c17a967cf7bea0beac03abc79e34a78d0ac2841b8897e022100bff6d2e99fffc301d803e92d82bcde02b74a0601241c272a008fe9c1601437d3
 . . . . [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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