uw.to

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:23:46:df:25:7d:75:95:92:5c:93:9c:2f:34:2c:83:f5:c6 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): 03:23:46:df:25:7d:75:95:92:5c:93:9c:2f:34:2c:83:f5:c6
Serial Number (int): 273340945239807049755418549782710589846982
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 0b:c4:b2:e0:df:9e:be:97:30:9a:b0:88:b2:78:2c:4d:8c:51:18:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8b:4b:50:b7:93:75:ec:32:b4:84:f0:55:d4:58:23:b0:26:e2:a7:89
Fingerprint (sha256): d0:f5:db:20:a0:5c:af:1b:1c:8e:e5:b7:f4:71:f6:d5:91:cb:19:1a:b4:24:c3:0e:bc:f1:97:24:13:38:a5:f1

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 273340945239807049755418549782710589846982
 . . . . . . . . [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 2017-07-18 21:20:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2017-10-16 21:20:00 +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 814484220814061877099454193628353029093181927692009497771316998006395387178828926470363599323310192411263153341481394880488451557590404074861631540066367215353761532229216581579575643785252085636132762215081516182981465382397751378741189401038847213219325337323175756912479245061682097477365287097063327706937238112998206363133412668852473740665040043783790927654793375763645811879779803986753216792242547593873845077467288254572817509440055543563053857590183841009134001187997951442789122319257682728331742201746140148958707402099840931402342578521315325324066505614580644219135788202376686061437180427801804349036651274913950030054194481929440105686870107744892509878891031090608527103133105412805841712353386720052387522350690716298715330454461663589493518077855016497332490220776591599177861239685269874183020437069975461989810418970215637445431232320768801045680212138204395234461907910214467390736286828557588221951378998293546293460934179654538930635267127486896175753882639047940061263297460796152976158094509543913128235457242910857793805192734264716962042361040377957642964837270992610188994718616313910525945985131325808126524548179977363505139256765439194253782524448502745367727652571884442296215268412601649414374464043
 . . . . . . . . . . . . . . . . . . . . [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)
							0bc4b2e0df9ebe97309ab088b2782c4d8c511819
 . . . . . . . . . . . . . . . . [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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