additionnetworks.net

Issued by R3

About this certificate

This digital certificate with serial number 03:b2:c5:43:33:07:25:81:85:f3:cc:cf:b7:4e:2b:22:f9:71 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • 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)

Certificate Subject

CN=additionnetworks.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:b2:c5:43:33:07:25:81:85:f3:cc:cf:b7:4e:2b:22:f9:71
Serial Number (int): 322169325941236031149966761451377500813681
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 81:f5:ba:8d:e7:54:7f:ef:96:15:03:7d:13:ee:f7:92:3c:55:ab:c8
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): af:b4:85:fa:77:b9:4b:51:26:49:86:82:48:b7:cc:e9:47:cd:01:75
Fingerprint (sha256): 68:b0:3c:e3:57:e5:1d:e2:f4:d1:2c:8e:95:7a:87:29:6d:bb:86:6a:f6:73:1c:1b:30:22:34:54:d5:b9:4d:c6

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

Revocation information

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

Check the revocation status for certificate additionnetworks.net

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for additionnetworks.net

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

additionnetworks.net
www.additionnetworks.net

Other certificates including the domain name additionnetworks.net

(limited to 100 certificates)
www.additionnetworks.net
courieradmin.additionnetworks.net
*.additionnetworks.net
library.additionnetworks.net
www.additionnetworks.net
*.additionnetworks.net
additionnetworks.net
*.additionnetworks.net
additionnetworks.net
lists.additionnetworks.net
courieradmin.additionnetworks.net
additionnetworks.net
lists.additionnetworks.net
*.ddns.additionnetworks.net
www.additionnetworks.net
*.ddns.additionnetworks.net
lists.additionnetworks.net
lists.additionnetworks.net
*.additionnetworks.net
*.additionnetworks.net
www.additionnetworks.net
*.additionnetworks.net
helpdeskrt.additionnetworks.net
*.additionnetworks.net
additionnetworks.net
lists.additionnetworks.net
helpdeskrt.additionnetworks.net
lists.additionnetworks.net
*.ddns.additionnetworks.net
helpdeskrt.additionnetworks.net
courieradmin.additionnetworks.net
additionnetworks.net
courieradmin.additionnetworks.net
lists.additionnetworks.net
courieradmin.additionnetworks.net
lists.additionnetworks.net
*.additionnetworks.net
additionnetworks.net
*.ddns.additionnetworks.net
bbs.additionnetworks.net
courieradmin.additionnetworks.net
helpdeskrt.additionnetworks.net
courieradmin.additionnetworks.net
lists.additionnetworks.net
additionnetworks.net
*.ddns.additionnetworks.net
helpdeskrt.additionnetworks.net
lists.additionnetworks.net
*.additionnetworks.net
courieradmin.additionnetworks.net
helpdeskrt.additionnetworks.net
additionnetworks.net
*.additionnetworks.net
*.ddns.additionnetworks.net
additionnetworks.net
*.ddns.additionnetworks.net
courieradmin.additionnetworks.net
www.additionnetworks.net
*.ddns.additionnetworks.net
courieradmin.additionnetworks.net
www.additionnetworks.net
*.additionnetworks.net
*.additionnetworks.net
newlibrary3.additionnetworks.net
helpdeskrt.additionnetworks.net
*.ddns.additionnetworks.net
bbs.additionnetworks.net
*.additionnetworks.net

Certificate

The complete raw certificate details for additionnetworks.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv9zBfI11ADAvpo8OrPwR
+lP3VCTWMr/7O4Y5VxHdGCuY76pnZ7/MRdHmdwCMga+mR9sjk1/U7hmnwuwzpEaR
0+/K4411DUdLao+GpQZBI80HJdTIDWMwBy2/4Y7n2ER+zhBZfeXSo35yujjjLHZh
vfPh2GFahxiQAYv644GT62YhSybdg1AzYFAiAsv5Yc1xiOdX5uYGdaXE007qjN2A
MpdhaHgjSgNNbomCX/7lubwM/2wGWb1TfR0Sdj0FuiDcCmRPukkejzlxauzzeJ05
JCEBPMOdRL9ZGfedK4AyXgBnhwIp/SpAdTRyM+rpDkncX/4BorfRENOocrPorV38
fQIDAQAB
-----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 322169325941236031149966761451377500813681
 . . . . . . . . [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 2023-11-28 13:04:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-26 13:04:11 +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 'additionnetworks.net'
 . . . . . . . . [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 24220374994057152831618632767823603351399166373197603218762779009373155157421523942008544603657373496598869740419780641174147448900002204523164938467593753892398007779923558370058548380262491184760662885210583651110666088618522758462503299859092436746192820553412880263568120950345593128200130422538231066790443494769795935351208888379760990950675596021387839604948179404698272985358659510202378742377136984800679662813115857772128727581126120696563482236854247706234264327220372117692901495587596873555658213200985226462533272533167943854431117023426763363604397627398839615635245714771971237409772984781774614559869
 . . . . . . . . . . . . . . . . . . . . [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)
							81f5ba8de7547fef9615037d13eef7923c55abc8
 . . . . . . . . . . . . . . . . [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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'additionnetworks.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.additionnetworks.net'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c163ea1260000040300463044022032cb9323247cf45a76fbe32bb48e449acb3c39fc5795cd090b0d14c5e6f8d96302207140143c5116db97e23d1bf36477cf3486668bce8388501a54d10e3d3ba78edf0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c163ea12b00000403004630440220233b4df5231a3a2fa11cfed0fe0131f65fe499925df22c117f51e24e1a05298702200688dde141439f2df5d261153908e02d02b96c5219bd857ee938de23656de8c7
 . . . . [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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