28912.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:87:23:43:28:8b:cf:a8:10:40:d7:6c:f5:19:53:d7:3b:eb 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=28912.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:87:23:43:28:8b:cf:a8:10:40:d7:6c:f5:19:53:d7:3b:eb
Serial Number (int): 307321849015722791705304267269707109186539
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: da:21:6a:a6:7f:d8:ce:d9:8e:1f:94:e4:fe:6f:2f:17:47:c4:ce:39
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 60:1a:41:e6:57:3e:f3:85:24:02:28:83:43:b0:15:86:a8:42:10:00
Fingerprint (sha256): 7b:23:ea:be:f1:b6:c9:85:bb:d3:af:4e:81:b2:b8:e4:f7:67:35:51:7d:8c:7e:ba:9e:43:5b:52:89:9a:b4:43

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 28912.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 28912.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

28912.com

Other certificates including the domain name 28912.com

(limited to 100 certificates)
m.28912.com
28912.com
www.28912.com
28912.com
28912.com
28912.com
28912.com
99372.com
www.28912.com
www.28912.com
28912.com
www.28912.com
28912.com
www.28912.com
www.89912.com
www.28912.com
www.pastalunga.com
28912.com
www.53852.com

Certificate

The complete raw certificate details for 28912.com 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 307321849015722791705304267269707109186539
 . . . . . . . . [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 2020-01-12 23:33:22 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-11 23:33:22 +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 '28912.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 718923096207791951197755513413871877815434567647354042299416361094593089012462562979527467245130939202485250578352180500445099037817153880892627597737291609003389174586133192707548933797890512923348300581396307551855248773997491333338145256554217132532580951021086397913290472098317180026804240042382129985622363616074351868393873476081347085835828699813420299724471906013739672766973317645534720898075735603291418556307366732040495815624478112283158585538762665768089110689907117884452020934811092290745205030703223962526903311621570532771422763940936707921583902606773478704808109741463460425536280263274439533605651815780506840081208314371863952912239020804598368800759971112201707674578311967213686509734278432425407569107849869088257591334133294429269569396756192956561088928777018211006697273983824509930911353702845654170013622061689125835913470792218957393168166806560153578628454287798081626188735092913394397407344093802584394530908146643604405509065578396656858169336146772711250801149347449268940524163080915516712425217950712363284106382889023736383522275691114622361701548696655452436980247744079883762014229263132770216903747064218966612327036249132729324164870186524001061392887301926945077159482076067970385195686111
 . . . . . . . . . . . . . . . . . . . . [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)
							da216aa67fd8ced98e1f94e4fe6f2f1747c4ce39
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '28912.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f9c51c57f0000040300473045022100da99a9e35b40cc1518077b963dad5b87e81bff92de0961718dad2350ac82141602203da3840b1048a9b5320e8d088c6cc3943ecee9af98e6c5ad7843755de9c1fc5d0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016f9c51c5e2000004030046304402200990e3702fc7e067f3aade810489c5662a29a88f31e8e69de18dadd66ea5b75c022068e4dd6c9e16b5647dd9250badee12dfa516f1a6b54c140eda2052d6b61901db
 . . . . [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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