guifi.net

Issued by R3

About this certificate

This digital certificate with serial number 03:9e:bb:01:1b:b5:79:e5:d4:f6:28:3b:ff:24:c9:fb:01:e9 was issued on by Let's Encrypt.

With 3 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=guifi.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:9e:bb:01:1b:b5:79:e5:d4:f6:28:3b:ff:24:c9:fb:01:e9
Serial Number (int): 315350043158300737219706040588806014042601
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 03:89:a0:d8:4d:47:cd:af:26:5c:2b:24:07:ca:7a:b2:96:23:a7:34
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): a4:17:c6:22:53:36:02:88:4e:8c:60:9c:66:ed:41:85:2f:eb:02:69
Fingerprint (sha256): 34:0e:fc:7e:c7:e7:c4:9d:29:5c:81:19:39:ee:07:18:a2:9c:56:0b:62:10:94:ed:87:aa:c4:87:fd:de:7c:09

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

Revocation information

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

Check the revocation status for certificate guifi.net

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for guifi.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

guifi.net
snpservices.guifi.net
www.guifi.net

Other certificates including the domain name guifi.net

(limited to 100 certificates)
castello.guifi.net
nosekefik.qui.guifi.net
mail.punxo.net
sevilla.guifi.net
test.guifi.net
castello.guifi.net
sevilla.guifi.net
madrid.guifi.net
fiberfy.guifi.net
videos.guifi.net
ribagorza.guifi.net
riot.guifi.net
madrid.guifi.net
meet.guifi.net
lightkone.guifi.net
noblezabaturra.org
llistes.guifi.net
sevilla.guifi.net
ribagorza.guifi.net
videos.guifi.net
castello.guifi.net
seafile.fcoord.guifi.net
castello.guifi.net
dev.guifi.net
ribagorza.guifi.net
llistes.guifi.net
castello.guifi.net
noc.guifi.net
retroshare.guifi.net
riot.guifi.net
sevilla.guifi.net
guifi.net
llistes.guifi.net
www.guifi.net
matrix.guifi.net
mallorca.guifi.net
fiberfy.io
guifimaps.guifi.net
meet.guifi.net
mail.guifi.net
madrid.guifi.net
lightkone.guifi.net
ribagorza.guifi.net
fundacio.guifi.net
mallorca.guifi.net
elx.guifi.net
elx.guifi.net
noblezabaturra.org
noblezabaturra.org
fiberfy.io
matrix.guifi.net
noc.guifi.net
noblezabaturra.org
noblezabaturra.org
fcoord.guifi.net
fundacio.guifi.net
clu01.guifi.net
llistes.guifi.net
matrix.guifi.net
madrid.guifi.net
guifi.net
www.guifi.net
noblezabaturra.org
guifi.net
riot.guifi.net
guifi.net
www.campus.guifi.net
retroshare.guifi.net
castello.guifi.net
llistes.guifi.net
polr.fcoord.guifi.net
punxo.net
mail.guifi.net
videos.guifi.net
jarmona.qui.guifi.net
mail.guifi.net
guifi.net
llistes.guifi.net
fundacio.guifi.net
matrix.guifi.net
gis.guifi.net
riot.guifi.net
dev.guifi.net
noblezabaturra.org
matrix.guifi.net
mallorca.guifi.net
owncloud.guifi.net
nosekefik.qui.guifi.net
mail.guifi.net
sevilla.guifi.net
audit01.guifi.net
ribagorza.guifi.net
elx.guifi.net
guifi.net
noc.guifi.net
guifi.net
punxo.net
elx.guifi.net
mail.guifi.net
guifi.net

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArvrIEsLL7tUE24Cq7dmA
ohB6bJFQE5oG6DEIQ/dsoVSXU2xpo3k1FbiCn8vlgTQs0buLfCXpXiky2dREfAS5
o40qgz3FPEF1hZjdUND5UqNdbx3VjEG8wmx5iDywlLDWs4Y9Ro5igYWoC+OCzMe/
lC0r1ovlgVR7FG7QeY/mFnQW9FHc14j/qq1OlvRXXCnywpwaTkuqMw0duuP978mp
Vot9+M8pGZJmX0hhA8PzxDKn1pVkrzb8WLZ48n82NVSrpMdDSlgGLum38w/l96U5
U1XtHD/0twlYHE1TSdh+Gogt0bcIVvToDFI6eVXTij13adKfQViWO+hp37VjUUJV
/QIDAQAB
-----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 315350043158300737219706040588806014042601
 . . . . . . . . [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 2023-09-25 21:20:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-24 21:20:15 +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 'guifi.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 22089130048685532118439298789866416124063743609088561038375482470520402971717914919542725901839235821452235845494221731927134520340964061284197261842415407799616489280818660640355478316054818265050043365214508869788644273702332115379263334148698319425712583242969719107827112634744602288022548143777035139472555112088737148600048739309676086605621060214522309672407283776834336557389101777109676926187610990102850010158578248573739525247269800283946235953215449813757340604451985935906249642322904623130305956021265762617268494980247824028612541424190796004425760162030203374338133879255021008437427904102634306557437
 . . . . . . . . . . . . . . . . . . . . [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)
							0389a0d84d47cdaf265c2b2407ca7ab29623a734
 . . . . . . . . . . . . . . . . [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 (51 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'guifi.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'snpservices.guifi.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.guifi.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f10077007a328c54d8b72db620ea38e0521ee98416703213854d3bd22bc13a57a352eb520000018ace6dcac70000040300483046022100b67fa87445dac425350e8f9c46784350fdeabf61100a1e1cb8d8c9b96a023e6a022100d0ededa126eb5c1ef781d07352be9a66ae504bc9848503f12bfa9257cef1cdb1007600e83ed0da3ef5063532e75728bc896bc903d3cbd1116beceb69e1777d6d06bd6e0000018ace6dcb1e000004030047304502202a8571f3435411d91b694b04a031138121af8e18dbf5520e7a038a0ed55e8933022100d8418f9cce4314fde53f9cc5d7af550ff08138e435092a534838e3dab69c22df
 . . . . [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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