We have such an IP address in our backbone but don't publish it. I suppose someone could ask for an allocation for this purpose from a local RIR and this could be done for that whole range.
Jared Mauch > On Nov 26, 2014, at 9:25 AM, Stephane Bortzmeyer <[email protected]> wrote: > > I'm trying to find out if it exists a public IP address which is a > black hole, swallowing every packet sent to it. > > I can do that on my network but I'm wondering if it already exists > somewhere, may be as an anycasted service (AS112-style). > > The idea is to delegate some domain names to unresponsive name servers > (deleting the domain name is less efficient, since the negative TTL is > smaller than the delegation TTL). > > It must work from everywhere on the Internet. 127/8 does not (the > packets are not dropped but delivered to the resolver itself when it > will try to follow the delegation). Same thing for RFC 1918 (there are > often such addresses in the local network). > > I was thinking of non-routed addresses like 198.18.0.0/15 or > 203.0.113.0/24 but it's not their normal use. AFAIK, there are no > "public sinkholes" IPv4 addresses. For IPv6, there is 100::/64 but it > is only internal, there is no public 100::/64 service. > _______________________________________________ > dns-operations mailing list > [email protected] > https://lists.dns-oarc.net/mailman/listinfo/dns-operations > dns-jobs mailing list > https://lists.dns-oarc.net/mailman/listinfo/dns-jobs _______________________________________________ dns-operations mailing list [email protected] https://lists.dns-oarc.net/mailman/listinfo/dns-operations dns-jobs mailing list https://lists.dns-oarc.net/mailman/listinfo/dns-jobs
