Re: [DNSOP] Status of "let localhost be localhost"?
"John Levine" <johnl@taugh.com> Sat, 12 August 2017 17:10 UTC
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Date: Sat, 12 Aug 2017 17:09:58 -0000
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From: John Levine <johnl@taugh.com>
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Subject: Re: [DNSOP] Status of "let localhost be localhost"?
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In article <CAPt1N1=hse1dYB7OhJvdXdtO+R2cZC6XRo-2-rupVy6dOqivfA@mail.gmail.com> you write: >On Wed, Aug 9, 2017 at 12:31 PM, Stuart Cheshire <cheshire@apple.com> wrote: > >> [*] If you think it’s stupid to suggest a host might not treat “127.0.0.1” >> as meaning loopback, why is that any more stupid than suggesting that a >> host might not treat “localhost” as meaning loopback? Both are just as >> arbitrary. >The reason is that we understand the process by which names are resolved, >and we understand the process by which addresses are configured. You >likely have only one IP stack on your host. You may have dozens of stub >resolvers. So the stub resolvers are a target-rich environment for >failure, and they fail unsafe, not safe: by default, they go to the DNS >protocol to resolve names. Right. That's why it's long past time that we make it clear that non-broken resolvers at any level will treat localhost as a special case. As you may have heard, we are not the Network Police, but we do publish the occasional document telling people what to do if they want to interoperate with the rest of the Internet. R's, John
- [DNSOP] Status of "let localhost be localhost"? Jacob Hoffman-Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Jacob Hoffman-Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Mark Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… william manning
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Joe Abley
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Joe Abley
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Tony Finch
- Re: [DNSOP] Status of "let localhost be localhost… Paul Vixie
- Re: [DNSOP] Status of "let localhost be localhost… Jacob Hoffman-Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Robert Edmonds
- Re: [DNSOP] Status of "let localhost be localhost… Matthew Pounsett
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Jacob Hoffman-Andrews
- Re: [DNSOP] Status of "let localhost be localhost… George Michaelson
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Mark Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… John Levine
- [DNSOP] Fwd: Status of "let localhost be localhos… william manning
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Erik Nygren
- Re: [DNSOP] Status of "let localhost be localhost… Stuart Cheshire
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Robert Edmonds
- Re: [DNSOP] Status of "let localhost be localhost… Ray Bellis
- Re: [DNSOP] Status of "let localhost be localhost… Peter van Dijk
- Re: [DNSOP] Status of "let localhost be localhost… John Levine
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Paul Hoffman
- Re: [DNSOP] Status of "let localhost be localhost… Richard Barnes
- Re: [DNSOP] Status of "let localhost be localhost… Paul Hoffman
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Paul Vixie
- Re: [DNSOP] Status of "let localhost be localhost… Jacob Hoffman-Andrews
- Re: [DNSOP] Status of "let localhost be localhost… Tony Finch
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Paul Hoffman
- Re: [DNSOP] Status of "let localhost be localhost… Tony Finch
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Mike West
- Re: [DNSOP] Status of "let localhost be localhost… Ted Lemon
- Re: [DNSOP] Status of "let localhost be localhost… Warren Kumari
- Re: [DNSOP] Status of "let localhost be localhost… John Levine
- Re: [DNSOP] Status of "let localhost be localhost… Mark Andrews
- Re: [DNSOP] Status of "let localhost be localhost… John R Levine