asrob.uc3m.es

Issued by R3

About this certificate

This digital certificate with serial number 03:5e:4e:7b:2d:e4:70:29:ae:dd:1e:00:4e:2a:3f:c6:e5:01 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:
  • 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=asrob.uc3m.es

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:5e:4e:7b:2d:e4:70:29:ae:dd:1e:00:4e:2a:3f:c6:e5:01
Serial Number (int): 293427719652840944657720410977754807723265
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 63:4e:15:85:56:5a:a4:94:02:c2:16:42:a4:a5:97:9a:38:02:57:97
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 5b:49:a9:50:df:8f:a0:76:3a:81:ab:1e:26:a8:17:01:d5:87:b8:bd
Fingerprint (sha256): 03:55:a0:52:ee:ae:a8:a7:43:19:3c:0a:df:14:4d:1d:79:3f:2d:4e:7b:f7:84:da:d0:3a:79:fb:79:ac:51:11

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

Revocation information

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

Check the revocation status for certificate asrob.uc3m.es

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for asrob.uc3m.es

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

asrob.uc3m.es

Other certificates including the domain name uc3m.es

(limited to 100 certificates)
codeboard.gast.it.uc3m.es
gauss.uc3m.es
vivo-clon.uc3m.es
residencias.fund.uc3m.es
aulaglobal.uc3m.es
ac2.arcos.inf.uc3m.es
correo.lab.inf.uc3m.es.uc3m.es
aulavirtual.uc3m.es
vciberlab2.lab.it.uc3m.es
marcajes.aig.uc3m.es
redes.uc3m.es
zabbix.uc3m.es
uxxip.uc3m.es
gitlab.it.uc3m.es
www.uc3m.es
asrob.uc3m.es
oslo.aig.uc3m.es
nuberu.uc3m.es
expeleganes.uc3m.es
lightningguide.net
becasalumni.fund.uc3m.es
test.colegiosmayores.fund.uc3m.es
delegacion.uc3m.es
grey.busha.co
nuberu.uc3m.es
labarciot.lab.it.uc3m.es
netcom.it.uc3m.es
nuberu.uc3m.es
contrabajo.it.uc3m.es
sede.uc3m.es
aplicaciones.uc3m.es
arcamm.uc3m.es
u21.uc3m.es
media.uc3m.es
spoc.uc3m.es
voremetur.uc3m.es
rm.uc3m.es
listserv.uc3m.es
salasbib.uc3m.es
cubo.uc3m.es
arcamm.uc3m.es
sede.uc3m.es
testaplicaciones.uc3m.es
aulavirtual.uc3m.es
listserv.uc3m.es
gescm.fund.uc3m.es
titan.softlab.uc3m.es
web.softlab.uc3m.es
blog.swa.sel.inf.uc3m.es
s3newscoop.uc3m.es
dyfee.uc3m.es
plato.it.uc3m.es
gp.uc3m.es
congrega.fund.uc3m.es
aulaglobal.uc3m.es
app.my-guitar-tabs.com
cas-media.uc3m.es
podcast.uc3m.es
sparrow.arcos.inf.uc3m.es
flautin.it.uc3m.es
janacek.uc3m.es
ametrics.it.uc3m.es
luciernaga.it.uc3m.es
mailserver.fund.uc3m.es
tamtam.it.uc3m.es
aulavirtual.uc3m.es
sigma-test.uc3m.es
strauss.uc3m.es
nfsen.uc3m.es
sdi.uc3m.es
trompa.it.uc3m.es
uxxi.uc3m.es
repositorio.lab.inf.uc3m.es.uc3m.es
www.uc3m.es
mediasite.uc3m.es
sede.uc3m.es
correong.uc3m.es
5gtours.netcom.it.uc3m.es
mastersonlineempresa.uc3m.es
seldata.sel.inf.uc3m.es
strauss.uc3m.es
zabix.uc3m.es
graficadb.uc3m.es
berlioz.uc3m.es
*.dei.inf.uc3m.es
blog.swa.sel.inf.uc3m.es
cursosoye.fund.uc3m.es
contrabajo.it.uc3m.es
auth-test.uc3m.es
alumnos.uc3m.es
asrob.uc3m.es
mid.uc3m.es
ocs.uc3m.es
venus.softlab.uc3m.es
oslo.aig.uc3m.es
predls.uc3m.es
asrob.uc3m.es
xwodan.uc3m.es
pa5220g.uc3m.es
mediasite.uc3m.es

Certificate

The complete raw certificate details for asrob.uc3m.es in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAq8cbDO3GAfjqqbPPCBdP
ost8NMRmEubv85gXecll7mZMH5qSfTPuB/ouFWL3tPMf1U8usWeoSUK/48yatzBG
wmj1KKlkaW9MS2QkydztRp+kH8LvbzbQvGknuOLWGHBALLT17o/3DYxuA5LnXdY+
vLvJWygQoFr2N/XhnhUjcm6OaQEJpIykydfbBQGQSEuQIIw4egpgdHkYJjCOYAsX
uSSggN8/FADTCec0RzVjfFTSoJ3hV9HLE9M8MCSXjuo0AJ/MbAxq91S8XmDcRjHC
Cd7Zw+NjHo8cxZCQ6NqGvn3xwx8ahmmbC+CyDEcIyJJZK2Yv+qE4oS8QZfaX/RaH
MwIDAQAB
-----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 293427719652840944657720410977754807723265
 . . . . . . . . [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 2023-11-21 19:08:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-19 19:08:43 +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 'asrob.uc3m.es'
 . . . . . . . . [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 21684932812432339646485683289655448296763540159596927263572843107755452821772205858541782411956564211973624337617207176622427042211013286642959366491304222944727866775172072982367814387353074518963001766468903543469337743825150329977113528125897698254486215006583088920422238693934709511770745506935307541283380282216423639407749721171137985135319637461835549367631299935702939510878201137001564437372006570938688782647412537759804896865989512853861860648627621268112490228810625334887949996480090147872368112925042345727211662765214683746309439757755278105132904504583883278031982199528718312111745903516814279083827
 . . . . . . . . . . . . . . . . . . . . [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)
							634e1585565aa49402c21642a4a5979a38025797
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'asrob.uc3m.es'
 . . . . . . . . . . . . . . . . [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)
							00f000770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018bf37fd97b0000040300483046022100e2a148ffcae48f928e4537bf7545de7b0ea0cf8845ada7fbc987b9825a8125c5022100c14dfbec4452505db2c510df3a625602d2eaf010d227120049ec3f4485fdbddf0075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018bf37fd98f000004030046304402204ff2ea9641a6731d6d3915156803e0a1b4e7780d9c01ed240c265cca84de45eb02207e348d0091728c216cd82e0a7291dc121e566b5892448488c1567dcdea3ed2db
 . . . . [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)
		000170698471dce7c78cef60c8fdae5f6cdae528bfd39b9ccacc9c838e1a6abd73351c356f35d1b304b82aae75584851201f27dd3fd8c0a3db8255454de855598345428ec385c14e57ec3f746fc7c15f80e176a46639d2d06be1621d99d80b27ddb8080eceafeb42854a50a3ec85a4fa56cdfd65da589432a7e5d5d5591da5e3830290116065794ae7ca09db7b39b78132c41c63ffdc0608b315537b5927548948655c27157c9d24857b8235f9ba1bf3d3e350704069644823ce826b50de817a7a8ff0333ad8eb3713681cd0311b0c4d4035f6832a032dc59e79dd16f8dba1ac64fe10512e3d611d9342088cfb8d07abed1042eb6703fa6a50d3fdc34a75b1177f