uw.to

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:dd:9a:55:aa:c0:4d:04:86:99:6f:91:55:b3:71:14:85:3a 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:dd:9a:55:aa:c0:4d:04:86:99:6f:91:55:b3:71:14:85:3a
Serial Number (int): 336744406804637268510662844896140619711802
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4a:ce:2f:64:40:f4:63:6d:ff:0c:2e:3f:ee:39:98:b9:5b:bf:06:ea
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): b5:a0:37:3f:f9:b3:47:9e:ed:52:58:6d:6d:8c:77:2a:34:54:96:74
Fingerprint (sha256): 61:36:5e:c4:d0:10:6a:8e:1e:19:78:30:76:e2:54:bd:f1:b9:ca:7a:2e:c1:a7:3f:ac:e8:02:44:52:41:95:de

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 336744406804637268510662844896140619711802
 . . . . . . . . [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 2017-05-19 03:25:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-08-17 03:25:00 +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 669152099239547430720990228637452687937082716841464951976885825676110877910899144616537489251135851453555350894598703384970924204437819782377713523344538695735837374724691280330427633555980896908064785088199580594585476862914405271458335954676806151268384512230478733969588989513767920332733544243679078566210986184257064163073503172801518208707156219358123958265786936135423064844367356247774736726523931400789688279302791418093455983897960077713810549200391553607736151084997342646435871070195326426430705299813235806602313262366912937490799776415272794312962635332796900637422087406209982452476173173241923032758373136651789428758650628369870837757606964290185742684039098126122666840758945416658849002134193565470660848793747271249396868935717261394346376416084602069004986398823585514162615912108734916039351739763133547357823032974694519739165636244843031981562828249278322348982049302353789992486890303810217397958083865864987620138529090663932718691908815476565811229720998084283234596160008980744019426162871455109693012041220582675424249641500794055936290567574291099850545464635058459688569888109010674910940793090485578764477331199738871845578661234044693050746694323525439547842372057346190309913843414368731963452231453
 . . . . . . . . . . . . . . . . . . . . [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)
							4ace2f6440f4636dff0c2e3fee3998b95bbf06ea
 . . . . . . . . . . . . . . . . [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 (100 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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