itg-dns.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:47:ac:a7:6a:39:a1:38:08:ca:5c:8a:ea:08:1e:b9:ce:60 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): 04:47:ac:a7:6a:39:a1:38:08:ca:5c:8a:ea:08:1e:b9:ce:60
Serial Number (int): 372838688261779316417077724266945868058208
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: d5:ae:c3:18:b6:6c:c9:f0:6c:b3:78:9f:6f:ff:c2:de:aa:ac:37:13
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 47:4f:98:7f:17:c1:e5:44:11:68:81:87:32:bf:01:73:38:30:3d:d7
Fingerprint (sha256): c2:e8:28:6e:76:e6:40:82:ed:f0:97:f9:bc:7e:ff:c6:41:d1:9d:52:ca:9b:83:02:00:fb:70:8c:0e:50:fe:33

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 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-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4CbQXmaKFpu29CGkot/L
mAsffYpcEI7pUJ3wXs1a8BvSAw7Kml9xgv8n46YavfHaN7MmjNs5AYwwV622qPwy
BGRhsunWN1vn3s7y1+I23a3irKMrEOUix8/zFil+0b14yYs7XZQVWEjlAlzEa+LK
YyHWtHSTkih4pomOE3Tqsx8bxYFJKykJmOr/fA2bkjJztnkLkaTd5B/+9HdfkNKa
Q97G6aMBrKB+8/CyieLI90ilmc4NQlS2DJuo4Df8QlM2CRJQshI8ulX+L7H3stdE
7QRggujWICgz/YBheyF7pZIzkq/sKGMQMzGcGta483A4m5e43qFmvh94pmn1f8Ju
rwIDAQAB
-----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 372838688261779316417077724266945868058208
 . . . . . . . . [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 2019-11-29 17:50:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-27 17:50:00 +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 28296520179779734041174465502885604519084380748554319471037574019875142569750353538798880594556361781404591475742827499871811897224922978513289686338003026009387679371597746295013364666530357617192233737390632529941701787872097519519774922609179746735879796189461013769827478781751248535008412529143632160118158878780203956504458110497927591293392226196761921433420913313217163345897400596449932139704580896294928720406932947544064149135356323169696580322430380372473886133640246170400180600556447017741274487664685159368318474812119264571830718807977068638186579991559068808743943031427478199799989805446718506036911
 . . . . . . . . . . . . . . . . . . . . [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)
							d5aec318b66cc9f06cb3789f6fffc2deaaac3713
 . . . . . . . . . . . . . . . . [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 (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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016eb87f9870000004030047304502201529eaf664480b4ca6f89c2776c2696076ecff4927478ba49fefdcc742a9df46022100b5931c7e800e2b19cea9785ab0eeeb41be9129d4264aa5cee54aff4e813ebe100076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016eb87f989a000004030047304502203a3529f0efa1ca2f072e877fd6f87d45d9da1c48cd7f0851e67bdcb4b8391c07022100d5fcdcddb962b0522b9320cd5d03c89ca5fcd6abacde54c49e8e8f8470749c01
 . . . . [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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