nanog mailing list archives
Re: DNS requests for 1918 space
From: Duane Wessels <cee4 () packet-pushers com>
Date: Tue, 16 Mar 2004 11:30:19 -0700 (MST)
The IN-ADDR.ARPA delegations for RFC1918 space are just like any other block. You'll just end up hitting IANA's blackhole servers, and not all that much, the cache times are one week.
In theory, yes. In reality there are quite a few resolvers that, apparently, do not receive the delegation response and continue to hit the roots with PTR queries for RFC1918 space. Recent measurements at a single instance of an anycasted root server show that at least 250 such resolvers generate between 60-120 RFC1918 PTR queries/sec. Duane W.
Current thread:
- Cisco website www.cisco.com 403 forbidden? Jay Hennigan (Mar 15)
- RE: Cisco website www.cisco.com 403 forbidden? Todd Mitchell - lists (Mar 15)
- Re: Cisco website www.cisco.com 403 forbidden? Jeff Shultz (Mar 15)
- DNS requests for 1918 space Geo. (Mar 16)
- Re: DNS requests for 1918 space Valdis . Kletnieks (Mar 16)
- Re: DNS requests for 1918 space Crist Clark (Mar 16)
- Re: DNS requests for 1918 space Joe Abley (Mar 16)
- Re: DNS requests for 1918 space Duane Wessels (Mar 16)
- Re: DNS requests for 1918 space Crist Clark (Mar 16)
- Re: DNS requests for 1918 space Duane Wessels (Mar 16)
- Re: Cisco website www.cisco.com 403 forbidden? Jeff Shultz (Mar 15)
- RE: Cisco website www.cisco.com 403 forbidden? Todd Mitchell - lists (Mar 15)
- Re: DNS requests for 1918 space bill (Mar 16)
- Re: DNS requests for 1918 space Valdis . Kletnieks (Mar 16)
- Re: DNS requests for 1918 space Daniel Karrenberg (Mar 16)
- RE: Cisco website www.cisco.com 403 forbidden? Richard Danielli (Mar 15)
- Re: Cisco website www.cisco.com 403 forbidden? Richard A Steenbergen (Mar 15)