grandforksoptometry.com

Issued by R3

About this certificate

This digital certificate with serial number 03:3e:e1:b6:53:5c:75:e5:c1:f0:b4:da:74:0b:77:7c:67:99 was issued on by Let's Encrypt.

With 16 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=grandforksoptometry.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate will expire on

Certificate Details

Serial Number (hex): 03:3e:e1:b6:53:5c:75:e5:c1:f0:b4:da:74:0b:77:7c:67:99
Serial Number (int): 282734387532224259645052408304208485050265
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: e1:b2:e7:4b:dd:f3:89:23:da:74:94:82:cb:b2:3b:e9:bb:c4:3d:34
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): af:8a:ac:ce:50:59:aa:06:22:7f:e9:6b:28:f9:d5:8c:84:6e:68:52
Fingerprint (sha256): 51:8c:ee:e4:12:87:3c:00:19:92:43:d4:46:ae:e0:48:3f:98:b0:19:2a:0e:f6:92:9f:03:4f:57:4b:c1:64:ea

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

Revocation information

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

Check the revocation status for certificate grandforksoptometry.com

16

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for grandforksoptometry.com

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

demingdentistry.com
givingcoin.ca
grandforksoptometry.com
iowastemcelltherapy.com
myfamilyagility.com
newhempsteaddentistry.com
oakcliffdentistry.com
upperdarbydentistry.com
www.demingdentistry.com
www.givingcoin.ca
www.grandforksoptometry.com
www.iowastemcelltherapy.com
www.myfamilyagility.com
www.newhempsteaddentistry.com
www.oakcliffdentistry.com
www.upperdarbydentistry.com

Other certificates including the domain name grandforksoptometry.com

(limited to 100 certificates)
44726.com
havredentistry.com
www.tickpowershield.com
ferryproperty.com
newhempsteaddentistry.com
fine-art-jewelry.com
www.cryptocurrencytexasholdem.com
grandforksoptometry.com
fixedassetinventory.com
havefuntoday.com
esportssurabaya.com
ayurvedamakeup.in
www.grandforksoptometry.com
rockspringsdentistry.com
demingdentistry.com
test-strips.com
www.russellvilledentistry.com
martoy.com
www.tucksy.com
www.russellvilledentistry.com
www.neobiogenesis.com
www.hawaiistemcelltherapy.com
www.poysenivy.com
www.madeofitaly.com
riodentistry.com
www.theoxygenfactory.com
www.newmexicoatty.com

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAExDUkPnlOGFmnkZjZm+8u3lXyTkjA
nhWlCUYAN3+KT4pZ8I7ImksP2RV59g8wYD6hLuhqqzb9UrUPZD2A+wPoMA==
-----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 282734387532224259645052408304208485050265
 . . . . . . . . [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 2024-05-18 05:09:53 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-08-16 05:09:52 +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 'grandforksoptometry.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004c435243e794e1859a79198d99bef2ede55f24e48c09e15a5094600377f8a4f8a59f08ec89a4b0fd91579f60f30603ea12ee86aab36fd52b50f643d80fb03e830
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							e1b2e74bddf38923da749482cbb23be9bbc43d34
 . . . . . . . . . . . . . . . . [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 (400 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'demingdentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'givingcoin.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'grandforksoptometry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iowastemcelltherapy.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'myfamilyagility.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'newhempsteaddentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'oakcliffdentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'upperdarbydentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.demingdentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.givingcoin.ca'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.grandforksoptometry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.iowastemcelltherapy.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.myfamilyagility.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.newhempsteaddentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.oakcliffdentistry.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.upperdarbydentistry.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018f8a5232cb00000403004730450221008835c33f8706687a2a88a25643641f93e03db4650110e26af34113dffaa034100220112ecbc52e26ce915f65e0f258c96f04d4f1a11391b071c10e907e9f03b042b300770076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018f8a52332100000403004830460221009665e64dfc2a191b9c46cd4ff481911217300eb73f78d75c6cce47dcf8296ddf022100a19981717e8518168d454bbd6978d9b4df406872e4dea6e4248fe15a61de652e
 . . . . [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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