www.harborseal.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:40:fd:2b:e5:4e:db:1d:6c:7a:9e:2b:cd:17:8e:a9:32:ba 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.harborseal.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:40:fd:2b:e5:4e:db:1d:6c:7a:9e:2b:cd:17:8e:a9:32:ba
Serial Number (int): 283451451880838711015582632547035302671034
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 35:b7:42:d4:7c:32:4f:69:42:ab:a1:0f:c8:87:4c:5e:ea:29:f3:b9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:d5:25:41:de:e2:9a:a5:2e:5d:4d:b6:f6:bd:c6:9b:0e:0d:63:31
Fingerprint (sha256): 3d:b1:05:6c:5a:34:36:df:a2:ea:20:eb:31:0b:47:71:4e:ce:7f:67:49:97:1d:b9:a9:fd:dc:58:6a:4d:9e:93

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.harborseal.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.harborseal.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.harborseal.com

Other certificates including the domain name harborseal.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.harborseal.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 283451451880838711015582632547035302671034
 . . . . . . . . [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 2019-12-12 10:01:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-11 10:01:44 +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.harborseal.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 874448841556709738028938758931423343711466615148446926856663393560395094823769889845157287037787175570176160559323755599799136204433257855552358044890319734907060590083468190929014914764389264062462717762547940601353625884196811852359403251991971394829459034344682968021371936373283087310789791410407390189072319299922660618913340489724519105749478151205577141068255605461633153821814707233982006293259149768003752055476554894407910718505994971090679311789810048122635050280184810280694651695681002436042698289835885259798226360794520310624202728112199591704176930514849587215573557913884292969141892155152590203775638063817713006306112097112485643054877816702862421416200003361481725703189419898799814425131523558062212360361702434792576579337370644983147630952043075706779932702114892702670272262748924532389445328669763732555710939724388323849989698946533362603676270835194214742107911452428271089524838223475928713248234888067616808900379141318744502727058019117546216386102201165189866904899616878527818071530010203964851159084953983621887651908008832362201892262598299599278132208564106827918578349810462089445617826168855565487339928248122247224589830992843868594412436896666102924528182434548273494553263258971259429704920807
 . . . . . . . . . . . . . . . . . . . . [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)
							35b742d47c324f6942aba10fc8874c5eea29f3b9
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.harborseal.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)
							00f1007700b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016ef9c590bd000004030048304602210090bde0d23df135f3a7cb578a2f31c355faf1de7578e99b8da3091079c0ac4a42022100a0c6763e1c0baffc749b0043e81e9edbbc214b6b51223d52ed706566b5fca2f60076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016ef9c591b700000403004730450220744281935cc74864da30fe48c020c2ee9a2b801f50064605ef52f1c94ca9a33e022100a171b483a7180e1954ce97632d39dd51808c5e86dfa55eed7d8d0884fd1ffa50
 . . . . [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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