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Groups > linux.debian.user > #196142

Re: Get the external IP address from a Linux box

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On Sun, 2018-05-27 at 23:48 +1000, Andrew McGlashan wrote:
> Hi,
> 
> On 27/05/18 22:14, André Rodier wrote:
> > > My script also does the Google DNS lookup.
> > 
> > I have four IP addresses, and Goodle DNS returns the first one,
> > although I query from the second one.
> 
> Are you sure that isn't a problem at your end?  How your firewall is
> identifying and routing the traffic, perhaps?

Yes, it might be that, the only logic explanation. I will check my
router settings.

> # dig -t txt +short o-o.myaddr.l.google.com @ns1.google.com
> "74.125.181.11"
> "edns0-client-subnet 92.19.253.41/32"
> # wget -q -O - https://api.ipify.org/ ; echo
> 92.19.253.42

> I've got access to an IPV4 /29 block and did the Google DNS query from
> two hosts and got their own IP addresses.
> 
> # dig -t txt +short o-o.myaddr.l.google.com @ns1.google.com
> "115.nnn.nnn.17"

> # dig -t txt +short o-o.myaddr.l.google.com @ns1.google.com
> "115.nnn.nnn.18"
> 
> Kind Regards
> AndrewM

Have a nice day!

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Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-24 08:40 +0200
  Re: Get the external IP address from a Linux box conover@rahul.net (John Conover) - 2018-05-24 08:50 +0200
    Re: Get the external IP address from a Linux box likcoras <likcoras@riseup.net> - 2018-05-24 09:00 +0200
      Re: Get the external IP address from a Linux box conover@rahul.net (John Conover) - 2018-05-24 09:30 +0200
        Re: Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-24 10:00 +0200
  Re: Get the external IP address from a Linux box <tomas@tuxteam.de> - 2018-05-24 09:00 +0200
  Re: Get the external IP address from a Linux box Joe <joe@jretrading.com> - 2018-05-24 09:10 +0200
    Re: Get the external IP address from a Linux box Alberto Luaces <aluaces@udc.es> - 2018-05-24 09:10 +0200
      Re: Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-24 09:20 +0200
        Re: Get the external IP address from a Linux box <tomas@tuxteam.de> - 2018-05-24 09:40 +0200
        Re: Get the external IP address from a Linux box Joe <joe@jretrading.com> - 2018-05-24 11:30 +0200
          Re: Get the external IP address from a Linux box Joel Rees <joel.rees@gmail.com> - 2018-05-31 02:10 +0200
      Re: Get the external IP address from a Linux box Stefan Monnier <monnier@iro.umontreal.ca> - 2018-05-24 22:20 +0200
        Get the external IP address from a Linux box Erwan David <erwan@rail.eu.org> - 2018-05-24 22:40 +0200
          Re: Get the external IP address from a Linux box Miles Fidelman <mfidelman@meetinghouse.net> - 2018-05-24 23:30 +0200
    Re: Get the external IP address from a Linux box Richard Hector <richard@walnut.gen.nz> - 2018-05-26 08:20 +0200
  Re: Get the external IP address from a Linux box Abdullah Ramazanoğlu <ar018@yahoo.com> - 2018-05-24 09:40 +0200
    Re: Get the external IP address from a Linux box <tomas@tuxteam.de> - 2018-05-24 09:50 +0200
    Re: Get the external IP address from a Linux box Dan Purgert <dan@djph.net> - 2018-05-24 13:20 +0200
      Re: Get the external IP address from a Linux box Abdullah Ramazanoğlu <ar018@yahoo.com> - 2018-05-25 03:30 +0200
        Re: Get the external IP address from a Linux box Dan Purgert <dan@djph.net> - 2018-05-25 20:40 +0200
  Re: Get the external IP address from a Linux box Peter Ludikovsky <peter@ludikovsky.name> - 2018-05-24 13:20 +0200
  Re: Get the external IP address from a Linux box Greg Wooledge <wooledg@eeg.ccf.org> - 2018-05-24 14:10 +0200
    Re: Get the external IP address from a Linux box Dan Purgert <dan@djph.net> - 2018-05-24 15:00 +0200
  Re: Get the external IP address from a Linux box Alan Greenberger <alanjg@ptd.net> - 2018-05-25 03:10 +0200
    Re: Get the external IP address from a Linux box Pascal Hambourg <pascal@plouf.fr.eu.org> - 2018-05-26 13:20 +0200
      Re: Get the external IP address from a Linux box Alan Greenberger <alanjg@ptd.net> - 2018-05-28 14:10 +0200
        Re: Get the external IP address from a Linux box David Wright <deblis@lionunicorn.co.uk> - 2018-05-28 19:50 +0200
          Re: Get the external IP address from a Linux box Alan Greenberger <alanjg@ptd.net> - 2018-05-29 14:10 +0200
            Re: Get the external IP address from a Linux box David Wright <deblis@lionunicorn.co.uk> - 2018-06-02 16:40 +0200
        Re: Get the external IP address from a Linux box Pascal Hambourg <pascal@plouf.fr.eu.org> - 2018-05-28 23:20 +0200
          Re: Get the external IP address from a Linux box Pascal Hambourg <pascal@plouf.fr.eu.org> - 2018-05-29 15:00 +0200
            Re: Get the external IP address from a Linux box David Wright <deblis@lionunicorn.co.uk> - 2018-06-02 16:50 +0200
  Re: Get the external IP address from a Linux box Michael Stone <mstone@debian.org> - 2018-05-26 03:10 +0200
    Re: Get the external IP address from a Linux box Kenneth Parker <sea7kenp@gmail.com> - 2018-05-26 03:20 +0200
      Re: Get the external IP address from a Linux box Greg Wooledge <wooledg@eeg.ccf.org> - 2018-05-29 15:10 +0200
  Re: Get the external IP address from a Linux box Kenneth Parker <sea7kenp@gmail.com> - 2018-05-26 03:10 +0200
  Re: Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-26 13:00 +0200
    Get the external IP address from a Linux box Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2018-05-27 13:20 +0200
      Re: Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-27 14:20 +0200
        Re: Get the external IP address from a Linux box Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2018-05-27 15:50 +0200
          Re: Get the external IP address from a Linux box André Rodier <andre@rodier.me> - 2018-05-27 16:20 +0200

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