uw.to

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:b0:a7:ea:8b:3b:22:e3:af:db:c8:df:f7:a2:67:1a:ac:cf 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:b0:a7:ea:8b:3b:22:e3:af:db:c8:df:f7:a2:67:1a:ac:cf
Serial Number (int): 321449753270067081852752850444977952173263
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 2e:87:7d:35:99:70:46:2e:13:79:7f:7c:e3:cb:fb:d1:57:7e:c4:1b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 86:97:6d:47:a1:6d:22:39:64:f7:e2:b4:7f:44:1a:8a:dc:56:58:ee
Fingerprint (sha256): 63:44:fc:2b:c6:c5:ea:3f:9b:2d:bc:e9:82:2a:40:9b:eb:96:b1:ae:a9:54:02:88:91:66:3d:16:29:6f:75:69

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 321449753270067081852752850444977952173263
 . . . . . . . . [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 2018-03-18 03:22:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-06-16 03:22:57 +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 1022393512476699095424889567975826812705567058650013685466340096960024284693209984713981249014621455311333278113272741196612404629912132401600594978104830655926984974410711444662089031931525964086672561786551864512846374866176411121514687464847898679183921350230316616081916750507569145090329089625835136360470690079372454765661807980063968124749810095183049023110589109733621460334995635633025059490036808154260719385786971806792359202074898648388154915551069865962715128003350364749191733115980509766825610879173669602291885977264595791983529290702510296166294443428743468373566812340619187013446069845209724897005059936641951959908945576082819873685187548611496704409148797319483906613239364156935050240996459822761857572845113852404287712083753304675092395697400844103520435727074704643098773564609123452581628108639550151814283723945600661733632801745039426895134570697640532894487135549005266014571028978936149685688395778718631904922606923329247526254026810627276674735123328926811037639655240512755654109014065015563560081321375930977966468299072040682922663090917491342713287763347745856091231127346913678130510464460844296678596475593531040330769160839263306107112845555572666013977779826275033398531931364022213503741163761
 . . . . . . . . . . . . . . . . . . . . [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)
							2e877d359970462e13797f7ce3cbfbd1577ec41b
 . . . . . . . . . . . . . . . . [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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