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From: Daniel Seagraves <dseagrav@humancapitaldev.com> In-Reply-To: <7F25AC8D-1330-41B1-815F-FEABD2EC6FA4@develooper.com> Date: Mon, 21 Jun 2010 16:56:37 -0500 To: nanog@nanog.org Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org AT&T announces ours. It just took a little bit of prodding to get the = sales people to ask the appropriate technical people. We have a very old ARIN-allocated /24 but we have only one upstream, so = we have no AS number of our own. On Jun 21, 2010, at 4:42 PM, Ask Bj=F8rn Hansen wrote: >=20 > On Jun 21, 2010, at 23:34, William Pitcock wrote: >=20 >> On Mon, 2010-06-21 at 23:32 +0200, Ask Bj=F8rn Hansen wrote: >>> Hi everyone, >>>=20 >>> We're going to anycast a /24 for some DNS servers (and possibly = another UDP based service)[1]. >>>=20 >>> I see that ARIN are listing on = https://www.arin.net/knowledge/ip_blocks.html the smallest allocations = from each prefix. Will we have trouble getting a /24 announced if we = take it from a regular /20? >>=20 >> No, you can split up allocations as you want, provided you can prove = you >> own them. >>=20 >> Some providers however, won't announce anything smaller than a /24. >=20 > I guess to rephrase my question: >=20 > Are there (a significant number of) providers that will filter a /24 = announcement from an ARIN prefix not in the list of prefixes where they = allocate /24 blocks. >=20 > (I take it from what you wrote that the answer is "No"). >=20 >=20 > - ask >=20
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