cpcalendars.northerncables.com

Issued by R3

About this certificate

This digital certificate with serial number 03:21:06:40:d4:55:a7:1e:ba:70:22:cc:ee:0c:84:63:df:95 was issued on by Let's Encrypt.

With 4 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=cpcalendars.northerncables.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:21:06:40:d4:55:a7:1e:ba:70:22:cc:ee:0c:84:63:df:95
Serial Number (int): 272574487885302315891078769775433423773589
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 47:09:01:8f:b7:b7:a7:0e:45:4c:14:d0:50:20:1e:d8:2e:18:c5:bd
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 9e:33:ce:b5:19:1f:c9:31:c8:b5:55:83:c7:0a:aa:1d:26:ab:04:c1
Fingerprint (sha256): 4b:21:ec:76:2d:4a:dc:bd:5d:8c:c4:72:76:00:dc:2e:77:63:a7:59:9b:3e:ac:97:51:ed:dd:69:f7:ee:a7:89

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

Revocation information

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

Check the revocation status for certificate cpcalendars.northerncables.com

4

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for cpcalendars.northerncables.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

cpcalendars.northerncables.com
cpcontacts.northerncables.com
northerncables.com
www.northerncables.com

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Certificate

The complete raw certificate details for cpcalendars.northerncables.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuZgblBhC8DsMZ9VlPcmD
p2J8we/4QQDSZpZpv+48bkG5bX6LRB2a4JY1cKr+BcIl5mj0AEINPdF3tBqiRacd
KuyHNHudBgy+KMid2rxnOVFG+Tr3taj0x+aLerCVVWvqLrQctGa7iRMCi7TVjsnq
xmbmi+UBL4wpshTmUxPQCRHemcHj0Dh2Z9QXPCjsmYhU58VBJTLsg6p+aq515KO1
E84biRRXgWHYD4gCuugvMMA6tksIGpT/L2/7ZYynf8yWhu80jj9TsFAK+LKTgR22
UjKy0DI2Gv3hiUZYByPlYk7qcz/tZ+9445WTv2u0arzZjBlmOD+7+tbJaYgvskMV
BQIDAQAB
-----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 272574487885302315891078769775433423773589
 . . . . . . . . [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 2023-01-24 16:20:01 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-04-24 16:20:00 +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 'cpcalendars.northerncables.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 23429093535196170647537011646343695780321539095417199551494404983366595193007418233925024053902432051945687544641225436022594557939255564649940923981995764372505867647416819844502814595334175086718476180423196819396360169202061121037224671430458050952124417308019397341856108843416502483888128461110066015754112209669232559977550675409013513366170878586569512017012244473901196782644067967736263333287178106151028536943541836513025125972684418117755699331221074629436535757960678219305221414998506233012261057422674377964664130807596427827398771439777278000348045057761964258459294376097276157825785132980334399526149
 . . . . . . . . . . . . . . . . . . . . [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)
							4709018fb7b7a70e454c14d050201ed82e18c5bd
 . . . . . . . . . . . . . . . . [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 (109 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcalendars.northerncables.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cpcontacts.northerncables.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'northerncables.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.northerncables.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)
							00f00076007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb5200000185e4cb3771000004030047304502210080661868b899632a9646dfa5929f2084ddfc80ad048b3b2f2ae4360753952bda022063f1f739b7f5db9a5b2030f2d7e981994ee5a10e1b22719195e7286531ff1c48007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e00000185e4cb374b00000403004730450220403b5ec048f05009acbb8d5e283992b227c34f881e9935ac7369e7cb9658067a022100aafacb3dc25a22ec39a288ed871cbae29dbdb8aba728f9f59e9ca817ea51f5f6
 . . . . [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)
		006049f27cf6418e4f0ede03e5db66327674389814b5cef2ac42c038272f1078eed1d8dedfbcb6ac571ec34ed6826b46aab056d2c6f5c45e47a07955a51f7b102141ca3af38d51815ac7099fad2d85e8c66b442eb06c0a2bce1b259a9bbf18a1ae4021ddbbf8c1a82e693b7426d065f9fe6f8477bd759dfb3b9c2784a47423e8bdc5ed77c5ae65262611d8670dd13d7d02d5ec095569533d3c3b44cd664020532ea64084ac2ec4d9114769b916fac983b58411c59bf6e899dee3243b73ec506516aa9d9072cf25e0d834ddac92380dffd4896497b3d44d213c7d7ad0cd519bc2723bbc362714b7896134320e0db7d8f74f15733b89702c12662913c9fec24763ef