www.centromessaggi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ce:77:69:6c:93:80:88:c0:d4:85:fc:bd:f2:81:8c:ad:83 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=www.centromessaggi.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ce:77:69:6c:93:80:88:c0:d4:85:fc:bd:f2:81:8c:ad:83
Serial Number (int): 331593750905849171048864008806897533365635
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d7:19:4a:ac:85:a5:8f:cc:17:b9:e3:8f:3e:8a:a5:cd:b6:f2:30:56
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 67:a3:d9:ad:eb:4b:fd:ce:06:f8:f3:29:38:3b:ea:e1:57:9f:ac:89
Fingerprint (sha256): 2f:17:87:09:49:48:d9:5d:6c:4b:fe:74:bf:60:bc:dd:45:35:eb:73:9c:b1:07:46:a5:b0:de:30:b2:40:aa:d0

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 www.centromessaggi.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.centromessaggi.com

Public Key Algorithm

RSA

Key Size

4096

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

www.centromessaggi.com

Other certificates including the domain name centromessaggi.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.centromessaggi.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA4wDIGdALrNnXlACxf1qe
2JCzTJ2QwG7WGJSotgjOTaoQQEGr5pmtqvYq0L7hhNtaA14Bs/czysJ6HfNnvZOl
OIG6h+gESXxzvniuDyHmB+YfZc1De2i5dQEbin7aqXHy3sSwh9jKVrlmq7nQ7LeD
1PlcIRcYdyBPhk52kbZdcShGXJ6zLVsdXLVn5R3spZdj1tPmD59H3JNVW0r3AoNn
AhupFS8KB8cz2aSz+j60ES8rtLn5fvA4cLqn5pvnhgLmnYAljrN5ExBT2wF8Hobn
F2aE7pkUsLhG8aoJ09qMIIuxlodI644V/zxPSzG/yo5b2JIguewxGSPyLbQ1X2H/
rlFR5Us7k0grhht8uPBE0xW24xX1X9I8DL2QY/3Am3s7lprTQzT3ylvp9lxHPz45
UX1hAIE/1dSotzdMFICP5ZaPOYWZREIxPIL086wtWAqMXTmiQJwbGe3byMCMSXtI
OVb30j5zztVSMLxn7jIaa+71z5RFFlGJNPUMTJBRPCI3bRD27ohvVI3SmHLjVp7j
TvEhp48PRV/5K/dgpkXOwA+BnwUIlJcjTQoQhgerCq6+0sAtG+iOLJAnkkqFlB4B
lMOy9d8ePOr9vuygEdz0JEhpO7Rsv6WyXL/k4KbG8c5vWjwbCtOwTAJXDwbflQI4
Ot+L2uvmCAKeM0zUuYWHM6cCAwEAAQ==
-----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 331593750905849171048864008806897533365635
 . . . . . . . . [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 2019-03-23 02:45:59 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-21 02:45:59 +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 'www.centromessaggi.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 926091659802984491016885234436452286247235205537420111632891350674006628478808505943986210564749985270077865901569437765023641975341616538868815725647700854295539031975548294969332419708261095776392090042318232941141105197942159754931001597930232183313022490201237855214667591676437319636500332598019444615163403058178695213502702502624728699241661260508310646412892472728899541465885318557485182678609720379874556617067426078801272995249578025602742472799215032508342058629495003793200057997783287248651316156716671207617126300135359304469432976891600782763867593936029428850251078831586416794115251523959762894916900204213461391002772157111200360775362307228516479973746975198779165938743282553480584891544897700018728892452797308127955267256026112012636758632992880187360289141384587442441156711277698772451850082196826898432294819406213187009174395627107290177933285051656750522659833483297737025264931655579519121320079148535157565782142465349161347947184718937199440236249994335425520882889587069300763486996175512421936821464550696849849815101950288368926433568111272122905307227557754127821940097731470548314708477549625177795338125583398206706154517754309679282076109997830096531116199211426956645002609515766937047389385639
 . . . . . . . . . . . . . . . . . . . . [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)
							d7194aac85a58fcc17b9e38f3e8aa5cdb6f23056
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.centromessaggi.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc5600000169a8a7c07600000403004730450221009eddba51d29e8f4663262e1e53bdddcd25d039d0dc9f1f366849640d80121dd602202cd7ed7812827478012544cfb9fbdcf9476ad51383b5e021c0f43fb9c95b87c500770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000169a8a7c2790000040300483046022100cf7128c0651931b0b1f9160838f14ab3ec5ce10fba3017134a5c800eb25a02ac022100eb4a887cb8e096621df9ea6b857734b95e57d7d56ac93a7cffe9d0791a10d906
 . . . . [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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