DV SSL/TLS Certificate for hazard.nu

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the hazard.nu DV SSL/TLS Certificate

This certificate with serial number 06:e9:e2:b1:db:4d:52:42:b1:10:03:c4:c0:91:27:51:0c:54 for hazard.nu was issued on by Let's Encrypt.

With 4 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for hazard.nu provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:e9:e2:b1:db:4d:52:42:b1:10:03:c4:c0:91:27:51:0c:54
Serial Number (int): 602260836094705223627854099467297241500756
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 68:7c:68:fa:46:15:cf:33:fa:f8:f2:be:af:b8:aa:4f:1c:48:ee:1b
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): e0:f4:f7:76:27:f5:ad:ca:25:c6:46:09:8e:8f:3b:ef:d7:4e:fd:d5
Fingerprint (SHA-256): a2:3d:eb:f0:4d:05:9d:6e:d3:bb:1a:f3:bd:b2:a1:66:9b:e2:ad:00:1f:8c:c1:54:1e:be:25:70:f7:a7:5a:0f

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/85.crl

Check the revocation status for certificate hazard.nu
4
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for hazard.nu

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for hazard.nu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlrB1nD3i1u09IJgbXdqO
kvdBXmNhTxqLeAwJQcp8md1UCP79tcKzN3wGor2Fjad9sywlqS044FNOB4PJjDSb
M9qEcQnslKN1dWeAt5p0z0baHZYtoedsxPeusJJGvz7It/2FSlDfs9Q3+ElpuAsQ
S4O1uPO0Vd8uonsjjB5T4KXQ1OLH2ztCP7nh36VNAtnGEdrCSqvd78RgGgETEQTQ
HLZV20Iolsxw8U+cGOAN9aFmg51vl/d1rPL1O3UWKihn1Sjjp+Ydpzm3YgvvQlZ4
5FKK4J0XincCruPlBEnyjnyfU6bm9llZa4WuG5+rZNsZhK+zbQWSCDcyVWMwv9tI
OwIDAQAB
-----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 602260836094705223627854099467297241500756
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-25 07:24:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-23 07:24:36 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'hazard.nu'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 19022761125705707214660334445153153069213012142404625761678582698039045401665574204693987959249676524093743060414464327686654005088751720223641171759521257827343619680897937789890912147176430316034421603872404982671140989825914835315021610201231602843633834555759603404452609067282773439786688610192989062282493590546613797719331430284069260752107260107120539127756077640113991424983419620930483900583073368421914486530012131923228710688835021741980935490425140783252232613297690636045725437291255111455664926193229489486753474658535170028096158502609065256270652384728642848172823384142656636859478536188932199761979
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							687c68fa4615cf33faf8f2beafb8aa4f1c48ee1b
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'hazard.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mjolko.lan.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tass.nu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'web.tass.nu'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r11.c.lencr.org/85.crl'
 . . . . . . . . . . . . . . . . [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)
							00f1007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001970689dc29000004030048304602210093f393bbc2af94d83de849672e86aae6e3b390f684827201d5e0f31cb74b6bca022100cf4160b43ad133a5f4b0d692f83d51f2659b4c14b2a59c8f4980714678c3534e007600dddcca3495d7e11605e79532fac79ff83d1c50dfdb003a1412760a2cacbbc82a000001970689dc720000040300473045022100895a0a4950a621591a85c1724fbe5c9571559d2ff3367d9f4aae8b7fe4a3abc4022038f95d44f8895b57b7c331602b5ab7c240e3fe099189b78a36414053dcb88bda
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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