www.onlinescranton.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:17:82:96:1f:54:e8:2e:ff:5f:2d:e9:a4:22:44:bc:70:42 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.onlinescranton.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:17:82:96:1f:54:e8:2e:ff:5f:2d:e9:a4:22:44:bc:70:42
Serial Number (int): 356449217285685111237000432477086118867010
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 18:e7:1a:5c:ca:4a:2e:89:de:09:8b:32:59:ed:1e:19:b3:c4:98:db
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 46:58:f9:4d:bb:69:26:e1:6c:8e:13:97:15:80:04:13:3b:ce:6e:51
Fingerprint (sha256): 3b:64:02:28:c3:e5:80:54:22:fe:3b:32:42:ff:93:53:04:cb:dd:f5:5a:48:da:b7:48:fc:ba:06:9c:2a:ff:f2

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.onlinescranton.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.onlinescranton.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

www.onlinescranton.com

Other certificates including the domain name onlinescranton.com

(limited to 100 certificates)
onlinescranton.com
www.onlinescranton.com
onlinescranton.com
onlinescranton.com
onlinescranton.com
onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
onlinescranton.com
www.onlinescranton.com
onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
onlinescranton.com
onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
www.onlinescranton.com
onlinescranton.com
onlinescranton.com
onlinescranton.com
onlinescranton.com
onlinescranton.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjHvYgGCPBqAsQF2tEwrx
g0X9APRfVqfwnq7LV0IfLmeYU7eZoTRycGni3gWQQYkJe2QJk1WCBtNuzNtEhL3C
8JOY3QfE12vWT69LW0XyhJuXOwBiSRIZK6ICMAHsjrQPRHgiSTEsqYXjzqE1AArp
ETTkOhIteX/pTiICn57a8rkezOC5lG6w5Ec+ueMzEUR6nIa1ThDb4hokvQocCsvy
ZMd3IDrIfcOTn1MusGQPd7jz1oUoWy9IoS6TKN3MbN35JrGJx5RFcpzs2bM95sKD
nY/6yrGgbj0Skqq0hy3si3QuJHDvPmcjbgGWcCmlJIilRLVSXmi6q/3vYsG70Ahq
MwIDAQAB
-----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 356449217285685111237000432477086118867010
 . . . . . . . . [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 2018-09-20 12:33:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-12-19 12:33:16 +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.onlinescranton.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 17734433290429359156855436606282752780989630398254427426932337553696092538408598665317849236754146019250073732621318330241296363426256638094761886063819069681424952782595586382486175173265923907007938333843273667546463865592643514287510086797202882816815503921275633470940056596505548247615241177301581647097372032187552065070947584035722893318447335087038602781189036841491905067738006442445277670563829219976663297761378857806755549991279327740986304779665820146321281088986221196253027452074193114578872722177164328108155982147990061621791116051466718443275919014066686111754635873596441132933735884682655814937139
 . . . . . . . . . . . . . . . . . . . . [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)
							18e71a5cca4a2e89de098b3259ed1e19b3c498db
 . . . . . . . . . . . . . . . . [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.onlinescranton.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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . . . . . . . . . . . . . [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 (247 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
							00f2007700db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf6400000165f72f4ca500000403004830460221008e78e021ba9ce198d0bf4b94c53bc8698c5760b645b121939cd825f797747221022100feffd77f8fef21f944d9fc081711af411c1b8cc01fdec979c8ba7206c7cc7383007700293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f47800000165f72f4c9f000004030048304602210093b84d4b0fe8adb7b3b0641c29b6fa215a65960eec03476a390bbee989c55233022100de14214ae1873c857b46c3a3cda946362d3faf125e76f27ea9cd8f6d1b193b8d
 . . . . [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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