*.land-unter.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d0:f2:70:af:10:45:ce:aa:e7:38:be:3e:c5:21:68:28:8e 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=*.land-unter.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d0:f2:70:af:10:45:ce:aa:e7:38:be:3e:c5:21:68:28:8e
Serial Number (int): 332437848377774981432925389336594849736846
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: c6:60:e2:50:a5:94:d7:11:1c:5d:61:a4:0a:c6:5c:1d:dc:e7:5f:0e
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ba:a9:5b:c2:0d:6a:56:79:a5:53:2b:95:4c:09:7b:bd:9d:64:f3:0a
Fingerprint (sha256): 9f:c5:f5:73:64:aa:79:22:70:b4:01:5d:0a:63:d6:f2:0c:7c:d1:28:22:88:c1:a3:72:d0:f1:24:69:07:c4:73

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 *.land-unter.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.land-unter.com

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

*.land-unter.com
land-unter.com

Other certificates including the domain name land-unter.com

(limited to 100 certificates)
*.land-unter.com
*.land-unter.com
*.land-unter.com
land-unter.com
*.land-unter.com
computersciencetutor.com
*.land-unter.com

Certificate

The complete raw certificate details for *.land-unter.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvKIpoQIluZWfCNansL5N
Yql8W6/wh3qNd1O5av/yOjK75rdFdfiS+6T88aoKRSq8Q4lSYs1qcOr06xel7WHS
hUBrTimrqbdrMHGMKw6weAUUS/1vE/CZHwvIvZIeTHsP60hy77KhqGfTD9aThUbt
zxz7NE4xaRIqoe/nM4Kf1coQ8afMQXyAIY32MOhtG3Rx6Pp7eGmPdtYsw/aeheLF
SfibqkmWr/W4LFCx2G7HTcSVkRrD0en0MpIHIe7UPna3JpWF4jmO35hYeAjDpMQE
eZs8jp+hveIKZIy7bDLZBTfBHjW/cfgVriBcxyTCSqhYnMzyhYfWF7hx1xZF9uxC
kwIDAQAB
-----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 332437848377774981432925389336594849736846
 . . . . . . . . [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 2020-02-22 15:26:13 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-22 15:26:13 +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:12|false] UTF8String '*.land-unter.com'
 . . . . . . . . [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 23812766698460502288512615197698434758401850801099715623317044632158472598970703496899827416810850048093353746493717346879045272838249637548641856856564603813398960738806002056729651253969497794462271661621949867809367435767884641449808760055734265428586967874862014178075492917896264499083931112091190079703171083768922543122986526657028550766352346717812172135106201722550098262847990779582531934752149372160214160381971702425897372089818420167403878186472704271456533226373710081433211564252827264366087002655973811863762352813923471910440320162420871208926135043389035530222056369306597753846722134092899358098067
 . . . . . . . . . . . . . . . . . . . . [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)
							c660e250a594d7111c5d61a40ac65c1ddce75f0e
 . . . . . . . . . . . . . . . . [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 (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.land-unter.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'land-unter.com'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d913000001706db88119000004030046304402206f93e6c5c5d134844252cf4b8a4003f61a9c6ec5b5084aaeaefaed2f67a321e9022004fc10297201ac1294d9adda1c0c9145e05d699732f92892b333598b7858375900770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c000001706db8811a0000040300483046022100fea7c3c96476979e7640b12e2b885bce5642f33ab774cd9e7558ffa1365bc79902210084ae1780d12326432ad1b4faadbcf0b3c0df3f62acbbfaca8296f493db0fe363
 . . . . [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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