Bierteufel
Registered User
So zu früh gefreut, jetzt gehen Sie wieder nicht mehr :-(
$ dig +short @195.20.224.234 serversupportforum.de
87.106.70.61
$ dig +short @87.106.13.251 serversupportforum.de
87.106.70.61
Einfach den DHCP-Client richtig konfigurieren...
# dig +short @87.106.13.251 serversupportforum.de
87.106.70.61
# dig +short @195.20.224.234 serversupportforum.de
;; connection timed out; no servers could be reached
# dig +short @195.20.224.99 serversupportforum.de
;; connection timed out; no servers could be reached
# dig +short @145.253.2.11 serversupportforum.de
87.106.70.61
# exit
#
mac$ host 145.253.2.11
11.2.253.145.in-addr.arpa domain name pointer dns1.arcor-ip.de.
mac$ host 87.106.13.251
251.13.106.87.in-addr.arpa domain name pointer cns192.schlund.net.
mac$
DNS-Probleme bei 1&1 sind in der letzten Zeit ja nicht wirklich was Neues... daher habe ich zusätzliche DNS-Server in der resolv.conf meines Servers eingetragen und bin daher von diesen DNS-Servern nicht mehr abhängig.
:~ mac$ host 87.106.13.251
251.13.106.87.in-addr.arpa domain name pointer cns192.schlund.net.
:~ mac$ host 195.20.224.234
234.224.20.195.in-addr.arpa domain name pointer dns.schlund.de.
:~ mac$ host 195.20.224.99
99.224.20.195.in-addr.arpa domain name pointer dns2.schlund.de.
nameserver 208.67.222.222
nameserver 208.67.220.220
nano /etc/init.d/rc.local
#!/bin/sh
### BEGIN INIT INFO
# Provides: Local Start Script
# Required-Start: $network
# Required-Stop:
# Default-Start: 3 5
# Default-Stop:
# Description: Lokales Start-Skript. Fuegt neue DNS-Server hinzu
### END INIT INFO
# Optional: Kopie der Original-Nameserverdatei machen
cp /etc/resolv.conf /etc/resolv.conf.1und1
# Neue DNS-Server anfuegen
echo "nameserver 208.67.222.222" >> /etc/resolv.conf
echo "nameserver 208.67.220.220" >> /etc/resolv.conf
chmod +x /etc/init.d/rc.local
chkconfig --add rc.local
:~ # dig @localhost cgi.ebay.de
; <<>> DiG 9.3.1 <<>> @localhost cgi.ebay.de
; (1 server found)
;; global options: printcmd
;; connection timed out; no servers could be reached
:~ # dig @localhost sun.com
; <<>> DiG 9.3.1 <<>> @localhost sun.com
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 35980
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 0
;; QUESTION SECTION:
;sun.com. IN A
;; ANSWER SECTION:
sun.com. 900 IN A 72.5.124.61
;; AUTHORITY SECTION:
sun.com. 86400 IN NS ns1.sun.com.
sun.com. 86400 IN NS ns2.sun.com.
sun.com. 86400 IN NS ns3.sun.com.
sun.com. 86400 IN NS ns8.sun.com.
;; Query time: 191 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Sun Nov 22 21:49:48 2009
;; MSG SIZE rcvd: 113
:~ # host 195.20.224.234
234.224.20.195.in-addr.arpa domain name pointer dns.schlund.de.
:~ # dig @195.20.224.234 ebay.de
; <<>> DiG 9.3.1 <<>> @195.20.224.234 ebay.de
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 61768
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;ebay.de. IN A
;; Query time: 1 msec
;; SERVER: 195.20.224.234#53(195.20.224.234)
;; WHEN: Sun Nov 22 22:15:55 2009
;; MSG SIZE rcvd: 25
eunoc:~ # dig @195.20.224.234 ibm.com
; <<>> DiG 9.3.1 <<>> @195.20.224.234 ibm.com
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 19887
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;ibm.com. IN A
;; ANSWER SECTION:
ibm.com. 21600 IN A 129.42.17.103
ibm.com. 21600 IN A 129.42.18.103
ibm.com. 21600 IN A 129.42.16.103
;; Query time: 171 msec
;; SERVER: 195.20.224.234#53(195.20.224.234)
;; WHEN: Sun Nov 22 22:16:25 2009
;; MSG SIZE rcvd: 73
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