www.usim.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:09:ba:49:ae:b1:a0:73:76:51:e0:39:d5:19:b1:8f:e5:c6 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.usim.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:09:ba:49:ae:b1:a0:73:76:51:e0:39:d5:19:b1:8f:e5:c6
Serial Number (int): 264647018085668166493024761656191243773382
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 26:cf:aa:17:0b:d5:ff:0f:77:7d:62:52:64:12:3d:ec:ec:54:a7:36
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fe:d5:8b:07:c9:75:5e:2e:2f:73:37:5c:bf:42:a4:57:62:c0:f5:68
Fingerprint (sha256): b0:67:fc:81:13:6e:ca:39:22:c7:7b:02:10:73:d2:6e:ee:7b:fb:7a:2d:26:10:92:5d:26:e8:9b:2c:af:5b:8a

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.usim.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.usim.co

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.usim.co

Other certificates including the domain name usim.co

(limited to 100 certificates)
www.usim.co
usim.co
ritz.bar
usim.co
www.usim.co
usim.co
www.tobyo.com
www.usim.co
www.usim.co
www.sanmartinoinrio.net

Certificate

The complete raw certificate details for www.usim.co 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 264647018085668166493024761656191243773382
 . . . . . . . . [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 2019-07-17 03:41:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-15 03:41:17 +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.usim.co'
 . . . . . . . . [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 812309377521334055822860424002882450095601610509406438465708619880150187999321232877144036407524593591146497514472749707025003540065195121721357520029761692224811900679263052260781263913990238190937865189884724218074700436524718747188815186189999826371728031482242509707674656200463287969423315293338202189484368475626846316311812167470538232940356259083673893739066385003328769369790575311920726142757592304745706327625179717488212692114521227140657221443824521370615807837213444148862977347531335574282743708566622506514150822170019037222829217659311656218280852071769530055820550550916914179160866961325751529955153820980581681871775436730591811637074011407181774956994802772742845164834853511459161431040485989977289952920203407715263411671623536988832976609572594914300972519044943961150524844403764637799016564689049999246811219590855813414471934157690478958588871453625582516685283401269395542028011454183144506691262486797831463202659416658519731678614336722527144195807993016171957014645628403470249494825748379773559962931424606031245779184426451360723349943824667470610614485610163598609420471534614112733971537266114111982641726974763873004641997315703517564811375185131802770292841554620059955897459873336191985715352231
 . . . . . . . . . . . . . . . . . . . . [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)
							26cfaa170bd5ff0f777d625264123decec54a736
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.usim.co'
 . . . . . . . . . . . . . . . . [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)
							00f00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016bfe3c117d0000040300463044022025d4e7825a6756f3215d249c72e3ccbe4de6ecdc43766978362bcb8573b49e3d0220488aa033ef37219c33735a03e3dee7c7c29b229fe6b4fe152e0d2b24cde07dff00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016bfe3c11790000040300483046022100c86939fddb58908c25205e9d4f3d9e73a28d8acbe6b22de18fbc2c1d88e78f42022100bedc3010621429c94af9801f6b2024c1813024df3bbb9d40d40c3a69416eefc0
 . . . . [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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