uw.to

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:62:93:b5:37:fc:7e:d8:45:ee:57:1a:25:5b:de:90:1b:8e was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=uw.to

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:62:93:b5:37:fc:7e:d8:45:ee:57:1a:25:5b:de:90:1b:8e
Serial Number (int): 294880867210181768520290935100496619248526
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 28:bc:74:97:9a:82:80:10:f0:90:a9:62:cb:a8:36:f6:49:f6:84:68
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d9:b1:93:57:35:22:0c:43:9d:ae:9a:23:06:16:1a:f8:62:ed:50:1d
Fingerprint (sha256): 5b:93:47:41:0d:78:3a:27:aa:33:96:7a:2a:04:1a:8e:32:fb:80:26:40:57:30:20:a0:a0:87:68:6a:74:7d:2a

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 uw.to

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for uw.to

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

mail.uw.to
uw.to
www.uw.to

Other certificates including the domain name uw.to

(limited to 100 certificates)

Certificate

The complete raw certificate details for uw.to 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 294880867210181768520290935100496619248526
 . . . . . . . . [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 2018-01-16 04:17:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-04-16 04:17:48 +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 'uw.to'
 . . . . . . . . [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 875129374829141290515403939485485126748597437993799878597422168785449850680975659188807575506467211376248076908629291331383009924922962018751004060906621367060560302016205163526776669683387377037121116751252263710398743039948062982553963574368639619371429117965430791937845023043461736909723259827484398439443379957689142999171727668359365117965558339957977059451145324723427289359320321266858659270763816480630936500017622502156210502115491336706890544529369050016553036696770697116278012743527111391664026378121726128965196627516307413175440911900525164319373068641043914176073352912820496653192151225873050559919706591689317614847630563835766049842829930474616063167465578291018602169660789224944740353516059838280062756135795761679359304067777211672798222850594463723489158186687641326771231360305628382893141214269405420027906737947841004372958943612883310963566307056658273995307484729068359189122364290373412903053930151283056806323266652528911275836050961610226166014461825367390411774023764689346130111959869764414318962035267303450212078289727620929893951299143659865369594362620288120190979747266677550944639111838981151824784968276747486184681068250018911888782677945639818929773853343580266294568788361702439974034639927
 . . . . . . . . . . . . . . . . . . . . [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)
							28bc74979a828010f090a962cba836f649f68468
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.uw.to'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uw.to'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.uw.to'
 . . . . . . . . . . . . . . . . [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 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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