imap.1a1.it

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d6:cf:e2:8f:57:c1:00:f3:af:14:51:ea:d7:9e:40:62:24 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): 04:d6:cf:e2:8f:57:c1:00:f3:af:14:51:ea:d7:9e:40:62:24
Serial Number (int): 421545896809676479442982987307325245645348
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 84:72:60:2e:56:c5:2a:e9:0a:34:04:2d:f3:61:43:36:d4:ff:a2:12
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 9e:14:e5:16:62:a3:85:ae:0c:54:10:e4:6e:1b:0e:10:51:6b:96:e2
Fingerprint (sha256): 1a:9a:3d:5f:53:5c:41:e5:67:25:e4:b3:c8:e9:b3:ef:15:41:88:32:0e:44:e4:c8:1b:04:6b:29:87:04:3f:25

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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1a1.it

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 421545896809676479442982987307325245645348
 . . . . . . . . [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 2019-11-12 14:51:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-10 14:51:39 +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 4587872216048079401323439688734079127527360729220504849790917760175373545647180754916574636388359923359822336810194913592929408031965085270039114551585489053297414321295119937663193623288836292404480580222860144553521794740520278808856763188312982649707910496434602840776497650463432791615356461247761852509010938696294330568678140983845402388385043178725873522071792751528125566388154402850168858736671392587561444589637845033474087441743662441729520553098336098371463810672637804670439076503603666611967554416552857705310993742531315819898318811682319119584305211017608431633288513874132277140244479101440137900717469489222761775652146362464221614066376015628132703772964284379439343089008780817861738150572768222735418251112375587090593686187376712474997154850709079234206329808722711143649785440943059593421335473742359501403345039696255697116838579000132551233775353132118038005398777792960112156185019604784918187871229
 . . . . . . . . . . . . . . . . . . . . [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)
							8472602e56c52ae90a34042df3614336d4ffa212
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016e605036ae0000040300473045022100ab0f8d6f2cc4d13eb0eb06df6500d50e0be3dc7582e5f85671f9439b0ccadb92022038a4f2c03a816aadc02fb24d042a83ea2785b051d64d480c3fdf9261aa339b2c00760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016e605036d80000040300473045022100cc90810e9233d0ab7e6d0fd308360ade4d9d47a15430e1ea5b2ba7ae62f4cb4702202431eb66d12e4e1bc8d8216f7fd00bef3961e2ecae8c50a0127a7ed9f48af960
 . . . . [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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