IM Observatory client report for linjab.cz

Test started 2021-02-19 19:53:47 UTC .

Show server to server result | Permalink to this report |

dc-a965fa1c63c8.linjab.cz:5222
Certificate is not trusted, grade capped to F. Ignoring trust: B.
Server supports SSL 3. Grade capped to B.
Server uses Diffie-Hellman parameters of < 2048 bits. Grade capped to B.
dc-a965fa1c63c8.linjab.cz:5222
StartTLS
ALLOWED

SASL

Pre-TLS
DIGEST-MD5
PLAIN
SCRAM-SHA-1
Post-TLS
DIGEST-MD5
PLAIN
SCRAM-SHA-1

SRV records _xmpp-client._tcp.linjab.cz NO DNSSEC

Priority Weight Port Server
5 0 5222 dc-a965fa1c63c8.linjab.cz

TLSA records

Certificates

Subject
commonName
www.linjab.cz
Details
Error: unable to get local issuer certificate.
Error: unable to verify the first certificate.
Signature algorithm
sha512WithRSAEncryption
Public key
2048 bit RSA
Valid from
2018-03-19 10:48:32 UTC
Valid to
2018-09-15 10:48:32 UTC
CRL
http://crl.cacert.org/revoke.crl
OCSP
http://ocsp.cacert.org/
Valid for linjab.cz
YES
1D:CB:F6:50:73:CE:57:2B:2A:77:77:EA:DD:55:03:C7:87:27:86:33
Subject Alternative Names
DNSName
www.linjab.cz
DNSName
www.linjab.sk
DNSName
www.linjab.net
DNSName
www.linjab.org
DNSName
linjab.cz Matches
DNSName
linjab.sk
DNSName
linjab.net
DNSName
linjab.org
DNSName
*.linjab.cz
DNSName
*.linjab.sk
DNSName
*.linjab.net
DNSName
*.linjab.org
XMPPAddr
www.linjab.cz
XMPPAddr
www.linjab.sk
XMPPAddr
www.linjab.net
XMPPAddr
www.linjab.org
XMPPAddr
linjab.cz Matches
XMPPAddr
linjab.sk
XMPPAddr
linjab.net
XMPPAddr
linjab.org
XMPPAddr
*.linjab.cz
XMPPAddr
*.linjab.sk
XMPPAddr
*.linjab.net
XMPPAddr
*.linjab.org
Subject
commonName
CA Cert Signing Authority
emailAddress
support@cacert.org
organizationalUnitName
http://www.cacert.org
organizationName
Root CA
Details
Signature algorithm
sha256WithRSAEncryption
Public key
4096 bit RSA
Valid from
2003-03-30 12:29:49 UTC
Valid to
2033-03-29 12:29:49 UTC
CRL
http://crl.cacert.org/revoke.crl
OCSP
http://ocsp.cacert.org
DD:FC:DA:54:1E:75:77:AD:DC:A8:7E:88:27:A9:8A:50:60:32:52:A5

Protocols

SSLv2 No
SSLv3 Yes
TLSv1 Yes
TLSv1.1 Yes
TLSv1.2 Yes

Ciphers

Server does respect the client's cipher ordering.

Cipher suiteBitsizeForward secrecyInfo
ECDHE-RSA-AES256-GCM-SHA384 (0xc030) 256 Yes Curve: prime256v1
ECDHE-RSA-AES256-SHA384 (0xc028) 256 Yes Curve: prime256v1
ECDHE-RSA-AES256-SHA (0xc014) 256 Yes Curve: prime256v1
DHE-RSA-AES256-GCM-SHA384 (0x9f) 256 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-CAMELLIA256-SHA (0x88) 256 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-AES256-SHA256 (0x6b) 256 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-AES256-SHA (0x39) 256 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
AES256-GCM-SHA384 (0x9d) 256 No -
CAMELLIA256-SHA (0x84) 256 No -
AES256-SHA256 (0x3d) 256 No -
AES256-SHA (0x35) 256 No -
ECDHE-RSA-AES128-GCM-SHA256 (0xc02f) 128 Yes Curve: prime256v1
ECDHE-RSA-AES128-SHA256 (0xc027) 128 Yes Curve: prime256v1
ECDHE-RSA-AES128-SHA (0xc013) 128 Yes Curve: prime256v1
DHE-RSA-AES128-GCM-SHA256 (0x9e) 128 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-SEED-SHA (0x9a) 128 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-AES128-SHA256 (0x67) 128 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-CAMELLIA128-SHA (0x45) 128 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DHE-RSA-AES128-SHA (0x33) 128 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
AES128-GCM-SHA256 (0x9c) 128 No -
SEED-SHA (0x96) 128 No -
CAMELLIA128-SHA (0x41) 128 No -
AES128-SHA256 (0x3c) 128 No -
AES128-SHA (0x2f) 128 No -
IDEA-CBC-SHA (0x7) 128 No -
ECDHE-RSA-DES-CBC3-SHA (0xc012) WEAK 112 Yes Curve: prime256v1
EDH-RSA-DES-CBC3-SHA (0x16) WEAK 112 Yes Diffie-Hellman:
Group: RFC 5114 1024-bit MODP Group with 160-bit Prime Order Subgroup
Bitsize: 1024
DES-CBC3-SHA (0xa) WEAK 112 No -

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