itg-dns.com

Issued by R3

About this certificate

This digital certificate with serial number 03:9e:e9:21:14:d6:3d:f8:af:a5:d4:80:70:01:e8:de:8d:d8 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=itg-dns.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9e:e9:21:14:d6:3d:f8:af:a5:d4:80:70:01:e8:de:8d:d8
Serial Number (int): 315411353660225432294544717870669070503384
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 41:87:04:a1:dc:34:b7:d7:30:86:87:c0:32:60:65:ca:a3:cf:a3:7c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): d2:92:4c:fd:38:9d:70:99:1f:93:6f:96:d1:4e:a9:2f:e1:ff:ef:e9
Fingerprint (sha256): 77:6b:99:5f:5e:5b:85:bf:83:75:5a:3c:7a:5a:ef:6b:6b:45:ae:da:b9:b7:39:01:aa:3f:c8:d8:7e:bf:8f:79

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate itg-dns.com

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for itg-dns.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-dns.com
webmail.itg-dns.com
www.itg-dns.com

Other certificates including the domain name itg-dns.com

(limited to 100 certificates)
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com
itg-dns.com

Certificate

The complete raw certificate details for itg-dns.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA21AZ+/mEnGclr8GssZVa
Nh2+wrt66llTWFg3penjcxMDZlzbHn9368azRIhXKCk25yQJyKnkszfAWzduHKN6
dSyxtorPaWs1Lm+3J1AXJe8Y42oJ9twAHpfedewmGblSNdAlgU4z5wpUJGUmGdO5
oePV3DMYDofKjx4vx0mHXFNgonjtasQo4Zui+g+Geu9+gubrGd7OsRHqMtsQWxud
O3NY7nXvjjf0dEypbxeMz2bJERvmLJw2sOXCEp6Ig+9MzK1OuvJaZAay5AGEOiDZ
4EDthxB3LYMDj+K44hGRIEI7uL3iERpkThgdOPdihFWp0+CDOxpJY1xNVG9FIcbI
kwIDAQAB
-----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 315411353660225432294544717870669070503384
 . . . . . . . . [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 2023-03-13 10:48:49 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-06-11 10:48:48 +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-dns.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 27685688309915998948051298656279712449895732139805214041982312845820030059432780708243035972493954547821944716297736113739986560462169492749739430517789041330499358341572662764509736201279067513881157201034307871493784971871435449739038087881689121304430727241139976084307866109086188236676427274595904184094679731091051458604393770008669131410243196757924447565274779400940959403799605404724487307663374928281598155507005081162149854601120469336413961247709030631450437803380454138419376119769167842725268838652262314132980371917324319723858308920367150882956250929513051779260102745289371366606645257974353374922899
 . . . . . . . . . . . . . . . . . . . . [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)
							418704a1dc34b7d7308687c0326065caa3cfa37c
 . . . . . . . . . . . . . . . . [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 (53 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'itg-dns.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.itg-dns.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.itg-dns.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)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb49900000186dacd3e820000040300473045022052a93e54ee1baf526d524d95f00e1d235ccc77bd5dddb1d2f0c683acd866c754022100d1ca3f0ecf93593d1445686c724cfd973f2d6386639d892159752de9c9ad361b007700adf7befa7cff10c88b9d3d9c1e3e186ab467295dcfb10c24ca858634ebdc828a00000186dacd3ea40000040300483046022100c29a09125bf3a75c03e6a6059c308c1d25e9e7f0daeb8894d90ac73befb1136d022100d030a9b9bedb42eaaff1c3ac517a5cb38a999aac116ff20745106948e9e0d0b4
 . . . . [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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