*.dfs.de

- DFS Deutsche Flugsicherung GmbH -

Issued by GeoTrust SSL CA - G2

About this certificate

This digital certificate with serial number 1b:83:61:30:be:5c:30:97:61:8b:46:be:8e:b6:23:65 was issued on by GeoTrust Inc..

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:
  • Compliant certificates must not encode explicitTest as an IA5String (RFC 6818: 3)
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
  • Compliant certificates should use the utf8string encoding for explicitText (RFC 6818: 3)
  • Sub certificates SHOULD include Subject Key Identifier in end entity certs (RFC 5280: 4.2 & 4.2.1.2)

DFS Deutsche Flugsicherung GmbH

Organization: DFS Deutsche Flugsicherung GmbH
State / Province: Hessen
Locality: Langen
Country: DE

GeoTrust Inc.

Organization: GeoTrust Inc.
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 1b:83:61:30:be:5c:30:97:61:8b:46:be:8e:b6:23:65
Serial Number (int): 36571318030257748391998044262769238885
Serial Number lenght: 125 bits, 16 octets

SubjectKeyId:
AuthorityKeyId: 11:4a:d0:73:39:d5:5b:69:08:5c:ba:3d:bf:64:9a:a8:8b:1c:55:bc

Fingerprint (sha1): 5a:f4:7b:79:b7:7b:56:3d:aa:79:1f:43:2b:3d:14:f4:f0:2a:73:bd
Fingerprint (sha256): 05:4f:4e:1a:90:5e:55:7b:08:df:55:d1:b8:86:5a:e0:ea:ea:ee:e5:5e:09:b3:cd:66:0f:ff:d4:45:ea:10:53

Issuing Certificate URL: http://gb.symcb.com/gb.crt

Revocation information

OCSP Server: http://gb.symcd.com
CRL Distribution Point: http://gb.symcb.com/gb.crl

Check the revocation status for certificate *.dfs.de

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for *.dfs.de

Public Key Algorithm

RSA

Key Size

2048

Signature Algorithm

SHA1 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

*.dfs.de
dfs.de

Other certificates including the domain name dfs.de

(limited to 100 certificates)
skype.dfs.de
*.dfs.de
networkinglunch.dfs.de
newsimweb.dfs.de
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skype.dfs.de
cag.dfs.de
aip.dfs.de
*.dfs.de
*.dfs.de
aip.dfs.de
www.technologyconference.dfs.de
*.dfs.de
skype.dfs.de
aip.dfs.de
support.dfs.de
*.dfs.de
newcomerslunch.dfs.de
*.dfs.de
skype.dfs.de
*.dfs.de
aip.dfs.de
skype.dfs.de
aip.dfs.de
fluglotsewerden.dfs.de
aip.dfs.de
newsimweb.dfs.de
*.dfs.de
networkinglunch.dfs.de
aip.dfs.de
nfl.dfs.de
newcomerslunch.dfs.de

Certificate

The complete raw certificate details for *.dfs.de in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtwhV5+4dfn8vMeMiDDaz
nw2wP43R33MpWPyNYzOb96uuCITbUKVK39udsUmCbNaiqXrm4jE53DYau2n1xFy6
eaN7uubuKr8H7fayBOpD4J9k5eQFSdO6k34bqIgjlMsZzu0gyQbrbkeNuBD1hruU
riA6SJiiKEr1dkm4a+k7vF3byFZ+YHd88wOLhcZItOkTlDaD6QrlsO1wlsPfb7Eg
ZvjiDgCLmDx+DHB6LZ/eDtDZAg041tlwZSjcnZYK4A0xj26Um3eG+MFUaDyj3lsb
9qWPL5t7HOhX+UNwzRaU6/7sb3OPuBl5k6Iu1tLUB4yu7RoCMzaIMLfS8BpYFWa6
/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 36571318030257748391998044262769238885
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . . . . . [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 'GeoTrust Inc.'
 . . . . . . . . . . . . [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 'GeoTrust SSL CA - G2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2014-06-01 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-07-04 23:59:59 +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 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'DE'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:20|false] TeletexString, T61String 'Hessen'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:20|false] TeletexString, T61String 'Langen'
 . . . . . . . . . . . . [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:20|false] TeletexString, T61String 'DFS Deutsche Flugsicherung GmbH'
 . . . . . . . . . . . . [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:20|false] TeletexString, T61String '*.dfs.de'
 . . . . . . . . [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 23105720231663270383476270764338737312698574266928736815577047308661924011261858770232093235173559337273031189632752157845719239424848419098878780077735401419068378849324737353298469866341254130446017664108590313583286884272377556303790710807384502342046296927256417621064493586890436023119370279822122389071857695494025078716616574547488457684078372872250653254175638225942474530796402476219092985297005651098677201248815613471299012746202613111974677211111107028647879073375810671742579368698582008142322112552356538613714501489924578990735791286177490495433329158215523702915472064947477958906843940199756479249149
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.dfs.de'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'dfs.de'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [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 2.5.29.15 (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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (36 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://gb.symcb.com/gb.crl'
 . . . . . . . . . . . . . . . . [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 (94 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.16.840.1.113733.1.7.54
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://d.symcb.com/cps'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'https://d.symcb.com/rpa'
 . . . . . . . . . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName 114ad07339d55b69085cba3dbf649aa88b1c55bc
 . . . . . . . . . . . . . . . . [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 (75 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://gb.symcd.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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://gb.symcb.com/gb.crt'
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.5 (sha1WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		0044b41ef43f2aef0307a59d9208ce763f84e66d0cd89014755530088ed47d1ff567a31a97ffab04636f19a51d4e69abd9db806a2a007a0d2c5d5a3d08908c6f5779a4b7f16ee1ce415361c7a04ca8566063435f16394da13b3fa4def4a77c061223f2664b648855135378776b1e7f2d84ef72cd70b9d268108be7dfd2b66f5d117159788c441f29da2bb60b122ebbbbd5bc309b9d820670757febb313c907a3807d69133276d19c5bed509590c0012d71ee9d203274fd3dd2810f5b5aeefba17247cefbd4a095e1bf5da381a5b69c463c49d5477cde7aa017be8bea22b8e6e8c492ec63758731d7db0c1483233a0971535ea370c0ef67b5811ba389d2df36bc00