YUM, Could not retrieve mirrorlist

Loaded plugins: fastestmirror
Cleaning up Everything
Loaded plugins: fastestmirror
Determining fastest mirrors
Could not retrieve mirrorlist http://apt.sw.be/redhat/el5/en/mirrors-rpmforge error was
[Errno 4] IOError: <urlopen error (-2, '\xd0\x98\xd0\xbc\xd1\x8f \xd0\xb8\xd0\xbb\xd0\xb8 \xd1\x81\xd0\xbb\xd1\x83\xd0\xb6\xd0\xb1\xd0\xb0 \xd0\xbd\xd0\xb5 \xd0\xb8\xd0\xb7\xd0\xb2\xd0\xb5\xd1\x81\xd1\x82\xd0\xbd\xd1\x8b')>
Error: Cannot find a valid baseurl for repo: rpmforge

[base]
name=CentOS-$releasever - Base
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os
baseurl=http://vault.centos.org/5.11/os/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

#released updates 
[updates]
name=CentOS-$releasever - Updates
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates
baseurl=http://vault.centos.org/5.11/updates/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

#packages used/produced in the build but not released
[addons]
name=CentOS-$releasever - Addons
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=addons
baseurl=http://vault.centos.org/5.11/addons/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

#additional packages that may be useful
[extras]
name=CentOS-$releasever - Extras
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras
baseurl=http://vault.centos.org/5.11/extras/$basearch/
gpgcheck=1
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

#additional packages that extend functionality of existing packages
[centosplus]
name=CentOS-$releasever - Plus
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus
baseurl=http://vault.centos.org/5.11/centosplus/$basearch/
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

#contrib - packages by Centos Users
[contrib]
name=CentOS-$releasever - Contrib
#mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=contrib
baseurl=http://vault.centos.org/5.11/contrib/$basearch/
gpgcheck=1
enabled=0
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5

► wget -O- http://apt.sw.be/redhat/el5/en/mirrors-rpmforge
--2017-07-24 14:23:04--  http://apt.sw.be/redhat/el5/en/mirrors-rpmforge
Resolving apt.sw.be (apt.sw.be)... failed: Name or service not known.
wget: unable to resolve host address ‘apt.sw.be’