internet.schule

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:75:02:1e:7a:90:ef:ed:19:e4:a7:9e:8d:9c:75:50:0f:0d was issued on by Let's Encrypt.

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=internet.schule

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:75:02:1e:7a:90:ef:ed:19:e4:a7:9e:8d:9c:75:50:0f:0d
Serial Number (int): 301152711435864946644262695547200603164429
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 53:86:6b:3a:b4:75:90:2b:13:b9:0b:3e:7c:0e:37:d1:03:ac:1f:a1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ca:14:76:d7:4c:ae:c4:11:ad:b1:e5:eb:05:11:b0:38:5f:b1:a3:db
Fingerprint (sha256): 93:9b:83:e6:b3:0a:97:e7:fa:24:b1:0b:89:68:eb:fd:ea:e4:b4:20:25:bb:92:ea:bf:c2:a4:bd:41:16:f0:8a

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 internet.schule

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for internet.schule

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

internet.schule

Other certificates including the domain name internet.schule

(limited to 100 certificates)

Certificate

The complete raw certificate details for internet.schule 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 301152711435864946644262695547200603164429
 . . . . . . . . [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 2019-10-11 19:07:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-09 19:07:37 +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 'internet.schule'
 . . . . . . . . [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 779825269985679876499794695802462429073882519617601485456898843712937220675750151278621303565998461580190679575819784143086916220128768647595388506325121902258215432396949934255790899907917057251260353684221590095520877229093851708134216499686619536915731559032962858420743952505816744281339610241599206240491044166993163006567430433780979317436177572095058670801154796167290113618446218331518943566517728399298030965529522477765560243133204231527476317948238851195974019234750233801841762502312344362250541318813669605474503848546664904827813808665681595760872033042249805144717092022668703069643943382355344728855181273031388664178236097216854510956669026220705779351782338924886492413650291938282031404611379363792713783521491727602837826162504740915379561234071931965198724897833392656627647080885074695689789610931214822773305152122165329087649797899416690189307972877921988358236540443950089462300352240121324864448742856115561605960077026356293618011519869154915612618667833404618248570268344073127087628180836103177727525699898281072399511437074821206382995190044699823167155324128791645490756630500685818341397050605302186969610331375525221534651845023984890787912040162720727951666410665929319601737190303507012875712672131
 . . . . . . . . . . . . . . . . . . . . [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)
							53866b3ab475902b13b90b3e7c0e37d103ac1fa1
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'internet.schule'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016dbc6f0de500000403004630440220605ec308341cbefe832e996fe958e5db02e90e61a997aef7a608c12e9ce2116602203cbd87054f7c515d4e0d408e665eee0dd94a9ef59462e191f87ec35ca51b16530076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016dbc6f0f740000040300473045022100f42796be35e9e86494f3b76e79ce496e6fc16ec3085811aeb3e1bcd2688cf13a0220323562b7d592dc6897f81bb8eef8187b1ac3f4fa4093e6ef2a2d44020371d307
 . . . . [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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