ampr.org

Issued by R3

About this certificate

This digital certificate with serial number 03:f8:6b:86:25:53:5c:61:af:91:9d:c7:3c:f6:ef:00:0c:35 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=ampr.org

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:f8:6b:86:25:53:5c:61:af:91:9d:c7:3c:f6:ef:00:0c:35
Serial Number (int): 345869808712055192083695625179991073885237
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5a:a4:88:e8:cc:b9:95:a2:6b:32:24:27:21:79:30:03:40:3b:2d:af
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 56:bb:ef:c4:01:5a:10:3e:6f:69:33:26:24:6a:c3:41:8d:80:0c:6a
Fingerprint (sha256): 39:7a:06:3b:fa:c9:d7:9e:0a:93:86:f0:0d:99:60:25:a9:e9:48:be:78:fa:ce:76:f1:5d:9a:f7:16:5b:af:56

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

Revocation information

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

Check the revocation status for certificate ampr.org

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ampr.org

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

ampr.org
www.ampr.org

Other certificates including the domain name ampr.org

(limited to 100 certificates)
n1uro.ampr.org
db0gw-i.ampr.org
sp2l.ampr.org
jplarc.ampr.org
f4mzi.ampr.org
ja3yaq.ampr.org
sp2l.ampr.org
db0gw-i.ampr.org
www.n0qbj.ampr.org
mattermost.pi9noz.ampr.org
hosting.va4wan.ampr.org
as15780.ampr.org
www.crarc.ampr.org
www.n0qbj.ampr.org
ja3yaq.ampr.org
f4mzi.ampr.org
www.stagecraft.cx
de.ampr.org
jplarc.ampr.org
f5pql.ampr.org
hoseline.pd0mz.ampr.org
www.stagecraft.cx
www.crarc.ampr.org
jplarc.ampr.org
wiki.ampr.org
sp2l.ampr.org
f4mzi.ampr.org
n1uro.ampr.org
as15780.ampr.org
www.pb0fh.ampr.org
www.ampr.org
ja3yaq.ampr.org
portal.ampr.org
portal.ampr.org
f5pql.ampr.org
de.ampr.org
www.pb0fh.ampr.org
db0gw-i.ampr.org
www.pb0fh.nl
de.ampr.org
pi2shb.ampr.org
sp2l.ampr.org
db0gw-i.ampr.org
ampr.org
bm-lastheard.pi9noz.ampr.org
www.n0qbj.ampr.org
www.pb0fh.ampr.org
wiki.ampr.org
weblog.pe1pqf.ampr.org
f5pql.ampr.org
www.ampr.org
db0gw-i.ampr.org
gw.ampr.org
www.5150fm.net
ncpa.ampr.org
wiki.ampr.org
www.pb0fh.ampr.org
www.oz6bl.dk
www.n0qbj.ampr.org
www.pb0fh.ampr.org
as15780.ampr.org
db0gw-i.ampr.org
portal.ampr.org
www.ampr.org
weblog.pe1pqf.ampr.org
as15780.ampr.org
www.5150fm.net
jplarc.ampr.org
ja3yaq.ampr.org
www.pb0fh.nl
db0gw-i.ampr.org
ampr.org
bfoo.com
ncpa.ampr.org
jplarc.ampr.org
www.pb0fh.nl
serveurperso.flnet.org
gw.ampr.org
ncpa.ampr.org
de.ampr.org
db0gw-i.ampr.org
weblog.pe1pqf.ampr.org
www.ampr.org
mailman.ampr.org
jplarc.ampr.org
f4mzi.ampr.org
portal.ampr.org
ampr.org
f4mzi.ampr.org
weblog.pe1pqf.ampr.org
mailman.ampr.org
www.pa3get.ampr.org
wiki.ampr.org
portal.ampr.org
www.oz6bl.dk
mattermost.pi9noz.ampr.org
sys6.pe1pqf.ampr.org
mattermost.pi9noz.ampr.org
www.ampr.org
de.ampr.org

Certificate

The complete raw certificate details for ampr.org in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr7JGF3c7Z0ePewr3bHdb
fqARYSA58UAQEyTATU+lxbPshPSmqP81DZI4+kuRTx8S9vOLneh5gtHc2untWcxu
x368wJ5NR+SMLur+PA2GSXiiKHqhQ4Mz/X7Z7zo1ETOCNS1aegIYkwQrjqGqBF7Y
TTiXWqUyI+94jZBgu8/7frHp2506h2BKtzb/bdTx8c9WvPlBLzhqvvsAlbnaA7LM
tWt0FPpWLOr07gBU3s+m3gFlOLEOxf4whbq+RgK5J7uMH9XQx7Q7gNgkBnx47E6f
l+u4de5g3vnmqcBY+IZpdcEgiScAE+0HuPt8MjbIcvvZ9fq0N6bJPfEOzGg3uDHM
dwIDAQAB
-----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 345869808712055192083695625179991073885237
 . . . . . . . . [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 2023-10-03 06:09:20 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-01 06:09:19 +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 'ampr.org'
 . . . . . . . . [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 22179613454104107562709906946918461184906544139371502408784312287918127301083889941620115320829654902334097604992605534731363689637287645683500367280485855673134363465251755990236627530889186375125863192963975521368531356811450380106616445538022832344289085505384213984015897356457363133298413064911723228169433201905283491731603188598792764687619389928385500236220729498263153982853480816522278317964306110978628976247175116715708281775614463170311194610611518226088589705443907260802235561025015038185983307425940486655510342907714693109187481740618108459423902758649393277957085049616376593446083710433993166015607
 . . . . . . . . . . . . . . . . . . . . [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)
							5aa488e8ccb995a26b32242721793003403b2daf
 . . . . . . . . . . . . . . . . [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 (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ampr.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.ampr.org'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018af45eb0970000040300483046022100d07c6c3c2677bdca63cf6f6b76b15bc5ec3efe006623f5de53e6a5d35ebc886b022100f94d43ad3324b2338bb3839d25d13edcf2918cebebbc7efd8a37db8fd84f83aa007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018af45eb08e000004030046304402200244e440d3658e300e01fac90901be36d69ec61533dbc8487d474749c04ebbb00220647fd8e6d854aea093243cffced7e86a77213a813ada139b056459c3fac71a66
 . . . . [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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