kastali.is

Issued by R3

About this certificate

This digital certificate with serial number 04:9d:19:1e:48:25:85:a1:da:90:5d:b5:0e:81:5e:ba:cf:47 was issued on by Let's Encrypt.

With 2 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=kastali.is

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:9d:19:1e:48:25:85:a1:da:90:5d:b5:0e:81:5e:ba:cf:47
Serial Number (int): 401906863265734994943347087064277832093511
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 6b:98:b9:f2:c8:db:d5:72:7e:f4:46:6a:ca:e2:22:fe:bc:51:70:0d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bb:e5:ea:23:b8:6a:02:35:5b:8a:33:dc:f4:bf:3a:82:62:e2:8e:3d
Fingerprint (sha256): 8d:2f:77:a2:90:6e:dd:6f:36:3a:9b:26:96:e8:a2:9a:4d:bf:36:15:f2:f7:8f:14:14:96:f9:30:01:08:a5:ec

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate kastali.is

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for kastali.is

Public Key Algorithm

RSA

Key Size

2048

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

kastali.is
www.kastali.is

Other certificates including the domain name kastali.is

(limited to 100 certificates)
kastali.is
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kastali.is
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kastali.is
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sni160876.cloudflaressl.com
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sni160876.cloudflaressl.com
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www.kastali.is
kastali.is
sni160876.cloudflaressl.com
kastali.is
kastali.is
kastali.is
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sni160876.cloudflaressl.com
kastali.is
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kastali.is
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kastali.is
sni160876.cloudflaressl.com
kastali.is
kastali.is

Certificate

The complete raw certificate details for kastali.is in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArQlZhnXmIQoIaX3uLysV
6rIMSAbEJx/rKW9DAiyxBNPQBizawuE5Csnfz975qusfJx49QraeAPi3ukkXmO10
Rh+TYG05Rz/qAUG6slBkIdnVF6Daq2aQnAKWxKiqXmQjeLQfpzAEJVv/RXHIPv5V
/+9U5mP5NFMryl0x1gWjPTi7VFMfbVswwnnXbeEiebKXKo7Y7oWivRFNDZ5YpTYJ
Nrnx7oNvYwsTm3ZUYOHuocU9OxwVVhpB5f/td24YR0iTWwfNjRs/VgsQqWhlIqH2
UA5+oIhmsAxnS4h+2ZThbNdVlZYcqCd+ofKHrkvlpXNWwJHaIbnVxKJCjvocmtHF
swIDAQAB
-----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 401906863265734994943347087064277832093511
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-07-21 21:14:40 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-19 21:14:39 +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 'kastali.is'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21843837271956947555156284714214948994202992039290554921166514452363707771789603472098655120591561277045186891556121707841390274014907350607739224335106225498518991688139059246961582270723017808190967662545513991054246865901596988420051465425903203373092942536155865095586642728513463837780431659809955884631698029276510579210963865537640259713253109001910969682360200759240040719090514672084856934198056502298380148066754054020514247380424831477522444918294824867408517108769612915724063146011561699293419855160602491347969224287093904604903534504853185172622308346765252668916939255191906279085738234139411366397363
 . . . . . . . . . . . . . . . . . . . . [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)
							6b98b9f2c8dbd5727ef4466acae222febc51700d
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'kastali.is'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.kastali.is'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b73efb24df9c4dba75f239c5ba58f46c5dfc42cf7a9f35c49e1d098125edb499000001897a84f3b6000004030047304502201bd8dbb9201e077a359605bf33a90bc30169e1c6e6c8192f23cf483edc59f39f022100fe745cfe3963a8a4b0752bc0c5b2351fe11a0dd3b4be16889263ccc1724e3e3e007700e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e000001897a84f3ec0000040300483046022100d05c785d5a9b0cd5aacb8d49b768323b697cc1bc9b831333f25ecc7c6ff47934022100cb7737419efdfa35142b4863b1c602e8139c2b4ead72bd0a6a4fae4c23566726
 . . . . [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)
		0063b11efb9824293126adeb01024d59a1f918ac35203d681b889b688a8fa48139d3b83017095da131fe9a2b1a0d8cab67b42a9c30a0367061b2c0941725527f444d1a47841f42869b7eb3ac69c35fbf1dd5cc000a8acc58dd536f829b7cc91cdcbc3df5d220df8cd99d0f290cdb7d41228011e92d953722fded7499780397cd7c510c22a0511e2db4be04008de70edcdf317ff664e17810ca5a2e40e185ed8809e32ecd4abd4ff84782cf64df7008ea5138a6942c5d99abe1ee943e0cc170d670166a8935a3308132855cd3cb177ab4fd1e32837673660afb4dc72b23f59df89b9a16d5e64f010716e784fae2cfb109880d7c9723dd7bb2d15b6cb41f677f90f6