<oembed><type>rich</type><version>1.0</version><author_name>npub1kf0ppcjaguxekg24yx6smgxlu73qn0k8lm0t2wrqc0scpl7u3sgsmf3f58</author_name><author_url>https://nostr.ae/npub1kf0ppcjaguxekg24yx6smgxlu73qn0k8lm0t2wrqc0scpl7u3sgsmf3f58</author_url><provider_name>njump</provider_name><provider_url>https://nostr.ae</provider_url><html>📅 Original date posted:2014-05-16&#xA;📝 Original message:There are only two testnet seeds listed in bitcoind, and one of them&#xA;returns SERVFAIL (testnet-seed.bitcoin.petertodd.org) and the other&#xA;just returns one A record (testnet-seed.bluematt.me).  No idea what&#xA;seeds bitcoinj uses.&#xA;&#xA;If you are going to depend on testnet, especially for an important&#xA;demo... contribute to the infrastructure!  This stuff doesn&#39;t just fix&#xA;itself for free.&#xA;&#xA;&#xA;&#xA;&#xA;On Fri, May 16, 2014 at 7:07 PM, Alex Kotenko &lt;alexykot at gmail.com&gt; wrote:&#xA;&gt; Hi guys&#xA;&gt;&#xA;&gt;&#xA;&gt; Just wanted to let you know that Andreas&#39; testnet Bitcoin Wallet doesn&#39;t&#xA;&gt; work because of fail in the peer discovery, and this caused us problems as&#xA;&gt; we cannot properly demonstrate my XBTerminal POS on the Bitcoin Conference.&#xA;&gt;&#xA;&gt; Right now I&#39;m booting up an own full node that I will set as trusted peer in&#xA;&gt; the Wallet settings, hopefully this will work. However this DNS discovery&#xA;&gt; problem is really a problem, even for testnet. Btw, I had problems firing up&#xA;&gt; the full bitcoind node also, of the same reason - discovery failed. I had to&#xA;&gt; ask Andreas to paste me his node list to manually seed the nodelist.&#xA;&gt;&#xA;&gt; So I&#39;ve set up and will run a well connected testnet node, as we need it for&#xA;&gt; the XBTerminal.&#xA;&gt; Please let me know if I can somehow help to fix the DNS discovery issue&#xA;&gt; also.&#xA;&gt;&#xA;&gt;&#xA;&gt; Best regards,&#xA;&gt; Alex Kotenko&#xA;&gt;&#xA;&gt;&#xA;&gt; 2014-05-16 17:46 GMT+01:00 Laszlo Hanyecz &lt;laszlo at heliacal.net&gt;:&#xA;&gt;&#xA;&gt;&gt; It looks like it might be firewalled, probably just need to fix the ACL in&#xA;&gt;&gt; EC2.&#xA;&gt;&gt;&#xA;&gt;&gt; -Laszlo&#xA;&gt;&gt;&#xA;&gt;&gt; On May 16, 2014, at 4:34 PM, Andreas Schildbach &lt;andreas at schildbach.de&gt;&#xA;&gt;&gt; wrote:&#xA;&gt;&gt;&#xA;&gt;&gt; &gt; Apparently British Telecom also cannot speak to Peter Todd&#39;s server.&#xA;&gt;&gt; &gt;&#xA;&gt;&gt; &gt; That another very large ISP in Europe.&#xA;&gt;&gt; &gt;&#xA;&gt;&gt; &gt;&#xA;&gt;&gt; &gt; On 05/15/2014 01:50 PM, Andreas Schildbach wrote:&#xA;&gt;&gt; &gt;&gt; I&#39;m bringing this issue up again. The current Bitcoin DNS seed&#xA;&gt;&gt; &gt;&gt; infrastructure is unstable. I assume this is because of we&#39;re using a&#xA;&gt;&gt; &gt;&gt; custom DNS implementation which is not 100% compatible. There have been&#xA;&gt;&gt; &gt;&gt; bugs in the past, like a case sensitive match for the domain name.&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; Current state (seeds taken from bitcoinj):&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; mainnet:&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; seed.bitcoin.sipa.be                 OK&#xA;&gt;&gt; &gt;&gt; dnsseed.bluematt.me                  OK&#xA;&gt;&gt; &gt;&gt; dnsseed.bitcoin.dashjr.org           SERVFAIL, tried multiple ISPs&#xA;&gt;&gt; &gt;&gt; seed.bitcoinstats.com                        OK&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; testnet:&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; testnet-seed.bitcoin.petertodd.org   SERVFAIL, just from Telefonica&#xA;&gt;&gt; &gt;&gt; testnet-seed.bluematt.me             OK (but only returns one node)&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; Note: Telefonica is one of Europe&#39;s largest ISPs.&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; I would try to improve DNS myself, but I&#39;m not capable of writing C. My&#xA;&gt;&gt; &gt;&gt; &#34;fix&#34; would be to reimplement everything in Java -- I doubt you guys&#xA;&gt;&gt; &gt;&gt; would be happy with that.&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt;&#xA;&gt;&gt; &gt;&gt; ------------------------------------------------------------------------------&#xA;&gt;&gt; &gt;&gt; &#34;Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE&#xA;&gt;&gt; &gt;&gt; Instantly run your Selenium tests across 300+ browser/OS combos.&#xA;&gt;&gt; &gt;&gt; Get unparalleled scalability from the best Selenium testing platform&#xA;&gt;&gt; &gt;&gt; available&#xA;&gt;&gt; &gt;&gt; Simple to use. Nothing to install. 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Get started now for free.&#34;&#xA;&gt; http://p.sf.net/sfu/SauceLabs&#xA;&gt; _______________________________________________&#xA;&gt; Bitcoin-development mailing list&#xA;&gt; Bitcoin-development at lists.sourceforge.net&#xA;&gt; https://lists.sourceforge.net/lists/listinfo/bitcoin-development&#xA;&gt;&#xA;&#xA;&#xA;&#xA;-- &#xA;Jeff Garzik&#xA;Bitcoin core developer and open source evangelist&#xA;BitPay, Inc.      https://bitpay.com/</html></oembed>