fett.keene.edu

Issued by R3

About this certificate

This digital certificate with serial number 04:1a:cf:e5:e4:12:8b:88:0a:d9:12:9c:14:e7:ac:d0:80:fb 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=fett.keene.edu

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1a:cf:e5:e4:12:8b:88:0a:d9:12:9c:14:e7:ac:d0:80:fb
Serial Number (int): 357572829123952148137103557901737377431803
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 03:54:bf:7c:ee:c1:21:71:47:d0:25:91:e0:79:64:9a:75:af:fc:7f
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:5b:33:bf:89:b8:07:2c:bb:54:35:11:03:3c:8b:d3:e4:35:13:b3
Fingerprint (sha256): 21:06:b6:78:59:b4:33:96:99:bd:0f:71:ff:d9:43:40:6c:0d:c6:5a:77:8d:91:bb:11:05:06:50:dd:79:4a:1e

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

Revocation information

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

Check the revocation status for certificate fett.keene.edu

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for fett.keene.edu

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

fett.keene.edu

Other certificates including the domain name keene.edu

(limited to 100 certificates)
ksclib.keene.edu
pw.keene.edu
colleague.keene.edu
commons.keene.edu
online.keene.edu
keene.edu
sectest.keene.edu
stuplantestselfserv.keene.edu
celt.reclaimhosting.com
jade.keene.edu
library.keene.edu
celt.reclaimhosting.com
StuPlan.keene.edu
kscvpn.keene.edu
ksclib.keene.edu
bookstore.keene.edu
giving.keene.edu
keene.edu
ksclib.keene.edu
library.keene.edu
wpdev.keene.edu
ksclib.keene.edu
sci-1.keene.edu
fett.keene.edu
kscap-tmi01.keene.edu
blu-socket.keene.edu
dept.keene.edu
kscap-web02.keene.edu
commons.keene.edu
owa.keene.edu
ksclib.keene.edu
hmsweb.keene.edu
pw.keene.edu
ksclib.keene.edu
celt.reclaimhosting.com
cppm-radsec.unh.edu
dept.keene.edu
BLACK.KEENE.EDU
wpdev.keene.edu
colleague.keene.edu
library.keene.edu
www.keene.edu
kscap-idmsql.keene.edu
hale.keene.edu
ksclib.keene.edu
owl.keene.edu
ksclib.keene.edu
ksclib.keene.edu
library.keene.edu
ksclib.keene.edu
kscap-cwatest.keene.edu
dept.keene.edu
ksclib.keene.edu
mycourses.keene.edu
bookstore.keene.edu
ksclib.keene.edu
bond.keene.edu
HALE.KEENE.EDU
bookstore.keene.edu
www.keene.edu
liberty.keene.edu
bookstore.keene.edu
hale.keene.edu
jade.keene.edu
StuPlan.keene.edu
arms.keene.edu
fett.keene.edu
ksclib.keene.edu
bluecourseevals.keene.edu
minerva.keene.edu
alumni.keene.edu
django.keene.edu
ksclib.keene.edu
pw.keene.edu
vpn.keene.edu
academics.keene.edu
sites.keene.edu
libanswers.keene.edu
print.keene.edu
wpdev.keene.edu
kscap-web01.keene.edu
ksclib.keene.edu
wpdev.keene.edu
celt.reclaimhosting.com
stuplantest.keene.edu
clearpass-web.unh.edu
ksclib.keene.edu
ksclib.keene.edu
owlcardaccess.keene.edu
blu-gw2.keene.edu
jade.keene.edu
bookstore.keene.edu
owl.keene.edu
ksclib.keene.edu
fett.keene.edu
reslife.keene.edu
libanswers.keene.edu
keene.edu
sites.keene.edu
minerva.keene.edu

Certificate

The complete raw certificate details for fett.keene.edu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA+WtMVZRm6smjkqyoUoYc
in3YHTP2pMOIEm58W2G5zcjIavYAELsG2dKMB0Z3Y5baEQsF4kJLoYx6Q4y8lGGD
UiHkUCux9keXKY8avhgRcBM0W49/5mdWwrVlk5bod+2qRTwi3BBayruRTEsDU0Xo
ILKDn1grgtOso+TvqrV328xTEjL3XLdFh/BTYgd0OKLUXS/NuNd0NZV42xmEFpXk
fSFoReBpqTU5KvGf2LAyWcy+bP/55HU4xA9T81SwLLcOGMIHiCOLuiI85zCzbEf4
A3zoQjRy5uKA+renHbE/pcWFnmI0LH+2HhFvGWmylSJxbMgwJpTcTXqxmP/0I8X6
CwIDAQAB
-----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 357572829123952148137103557901737377431803
 . . . . . . . . [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 2022-01-17 13:27:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2022-04-17 13:27:19 +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 'fett.keene.edu'
 . . . . . . . . [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 31486248641531024089468756591866680397479208325793381735290275592616322607900995439251211507012762237792925129258848762143145899946054977831065145777429267922922605286453842188332886920094536801453153155397118394584882329270318000916584555549758971611100079377998260277921000575795794698780862802257433841007205175584469377681217165213513409871825281354270983436590074437852792512003705928410844609211445709538469915743254486513314979254177590468705405106973367813298858215616793524899846777664598634483736405225072789918565390441878784545255713401545444243431519252439120260318620846414366571264752572754786320251403
 . . . . . . . . . . . . . . . . . . . . [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)
							0354bf7ceec1217147d02591e079649a75affc7f
 . . . . . . . . . . . . . . . . [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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'fett.keene.edu'
 . . . . . . . . . . . . . . . . [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)
							00ef0076002979bef09e393921f056739f63a577e5be577d9c600af8f94d5d265c255dc7840000017e686f6fed000004030047304502204e8e1f50a79afda5cdb8850db47b94df7c467ec7734faeacf6a77261c449d29c022100a88d14af706059091bcc6daf7499de9a55c27d233cc96a0cff9a49febbb844720075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000017e686f702900000403004630440220156dd099a6d8a3e1a72017dc75c3e34652dd8d0023c840aa3afa0855b5219e430220345ad5f67967c4d2c7820ab6e738db3de94cc42731c72fecd00c54a6a7b163da
 . . . . [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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