Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193]
	helo=mx.sourceforge.net)
	by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76)
	(envelope-from <mh.in.england@gmail.com>) id 1Qoa8b-0002GW-EO
	for bitcoin-development@lists.sourceforge.net;
	Wed, 03 Aug 2011 12:01:25 +0000
Received-SPF: pass (sog-mx-3.v43.ch3.sourceforge.com: domain of gmail.com
	designates 209.85.220.175 as permitted sender)
	client-ip=209.85.220.175; envelope-from=mh.in.england@gmail.com;
	helo=mail-vx0-f175.google.com; 
Received: from mail-vx0-f175.google.com ([209.85.220.175])
	by sog-mx-3.v43.ch3.sourceforge.com with esmtps (TLSv1:RC4-SHA:128)
	(Exim 4.76) id 1Qoa8a-0000GT-DT
	for bitcoin-development@lists.sourceforge.net;
	Wed, 03 Aug 2011 12:01:25 +0000
Received: by vxh2 with SMTP id 2so811397vxh.34
	for <bitcoin-development@lists.sourceforge.net>;
	Wed, 03 Aug 2011 05:01:19 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.52.116.67 with SMTP id ju3mr5581251vdb.63.1312372851235; Wed,
	03 Aug 2011 05:00:51 -0700 (PDT)
Sender: mh.in.england@gmail.com
Received: by 10.52.158.233 with HTTP; Wed, 3 Aug 2011 05:00:51 -0700 (PDT)
In-Reply-To: <1312371499.2322.14.camel@Desktop666>
References: <CANEZrP1-BaNmKhSPXSe2sjH0-DPm62_=OQ_S6aCT3-nLdFLLGA@mail.gmail.com>
	<1312371499.2322.14.camel@Desktop666>
Date: Wed, 3 Aug 2011 14:00:51 +0200
X-Google-Sender-Auth: SbJiHfINKvBcrqQwRFrHxoudDx0
Message-ID: <CANEZrP1k6QQKYUWKOyayWaySMnVrMgpbePX-9HpSq54DvNZCyA@mail.gmail.com>
From: Mike Hearn <mike@plan99.net>
To: Matt Corallo <bitcoin-list@bluematt.me>
Content-Type: multipart/alternative; boundary=bcaec548aa599c5b1d04a9989d51
X-Spam-Score: 1.3 (+)
X-Spam-Report: Spam Filtering performed by mx.sourceforge.net.
	See http://spamassassin.org/tag/ for more details.
	1.7 URIBL_WS_SURBL Contains an URL listed in the WS SURBL blocklist
	[URIs: bluematt.me]
	-1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for
	sender-domain
	0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider
	(mh.in.england[at]gmail.com)
	-0.0 SPF_PASS               SPF: sender matches SPF record
	0.0 NORMAL_HTTP_TO_IP URI: Uses a dotted-decimal IP address in URL
	1.0 HTML_MESSAGE           BODY: HTML included in message
	0.1 DKIM_SIGNED            Message has a DKIM or DK signature,
	not necessarily valid
	-0.1 DKIM_VALID Message has at least one valid DKIM or DK signature
	0.1 AWL AWL: From: address is in the auto white-list
X-Headers-End: 1Qoa8a-0000GT-DT
Cc: bitcoin-development@lists.sourceforge.net
Subject: Re: [Bitcoin-development] DNS seeds returning gone peers
X-BeenThere: bitcoin-development@lists.sourceforge.net
X-Mailman-Version: 2.1.9
Precedence: list
List-Id: <bitcoin-development.lists.sourceforge.net>
List-Unsubscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
	<mailto:bitcoin-development-request@lists.sourceforge.net?subject=unsubscribe>
List-Archive: <http://sourceforge.net/mailarchive/forum.php?forum_name=bitcoin-development>
List-Post: <mailto:bitcoin-development@lists.sourceforge.net>
List-Help: <mailto:bitcoin-development-request@lists.sourceforge.net?subject=help>
List-Subscribe: <https://lists.sourceforge.net/lists/listinfo/bitcoin-development>,
	<mailto:bitcoin-development-request@lists.sourceforge.net?subject=subscribe>
X-List-Received-Date: Wed, 03 Aug 2011 12:01:25 -0000

--bcaec548aa599c5b1d04a9989d51
Content-Type: text/plain; charset=UTF-8

Yeah, the limited number of slots doesn't help either. I wonder if the
current settings are too conservative.

Your seed returns quite a few IPs that don't respond to ICMP pings - not
sure what is happening there.

03:01:53 scott:~$ for ip in `dig +short dnsseed.bluematt.me`; do echo -n -e
"Testing $ip:   "; ping -c 1 $ip|grep 'packet loss'; done
Testing 24.7.158.162:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
*Testing 50.19.225.254:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 67.242.10.199:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 72.223.56.138:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 76.92.171.255:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 76.123.10.117:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 80.3.173.28:   1 packets transmitted, 0 received, 100% packet loss,
time 0ms
*Testing 80.101.109.52:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
Testing 93.186.32.117:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
*Testing 94.19.17.167:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
*Testing 97.86.39.50:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
Testing 113.255.177.241:   1 packets transmitted, 1 received, 0% packet
loss, time 0ms
Testing 118.208.226.66:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
Testing 173.180.141.86:   1 packets transmitted, 1 received, 0% packet loss,
time 0ms
*Testing 174.119.14.66:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
*Testing 178.18.129.133:   1 packets transmitted, 1 received, 0% packet
loss, time 0ms
*Testing 193.86.163.77:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 206.255.99.164:   1 packets transmitted, 0 received, 100% packet
loss, time 0ms
Testing 216.8.180.85:   1 packets transmitted, 0 received, 100% packet loss,
time 0ms
Testing 24.1.117.3:   1 packets transmitted, 0 received, 100% packet loss,
time 0ms*

--bcaec548aa599c5b1d04a9989d51
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

Yeah, the limited number of slots doesn&#39;t help either. I wonder if the =
current settings are too conservative. <br><br>Your seed returns quite a fe=
w IPs that don&#39;t respond to ICMP pings - not sure what is happening the=
re.<br>
<br>03:01:53 scott:~$ for ip in `dig +short <a href=3D"http://dnsseed.bluem=
att.me">dnsseed.bluematt.me</a>`; do echo -n -e &quot;Testing $ip: =C2=A0 &=
quot;; ping -c 1 $ip|grep &#39;packet loss&#39;; done<br>Testing <a href=3D=
"http://24.7.158.162">24.7.158.162</a>: =C2=A0 1 packets transmitted, 1 rec=
eived, 0% packet loss, time 0ms<br>
<b>Testing <a href=3D"http://50.19.225.254">50.19.225.254</a>: =C2=A0 1 pac=
kets transmitted, 0 received, 100% packet loss, time 0ms<br>Testing <a href=
=3D"http://67.242.10.199">67.242.10.199</a>: =C2=A0 1 packets transmitted, =
0 received, 100% packet loss, time 0ms<br>
Testing <a href=3D"http://72.223.56.138">72.223.56.138</a>: =C2=A0 1 packet=
s transmitted, 0 received, 100% packet loss, time 0ms<br>Testing <a href=3D=
"http://76.92.171.255">76.92.171.255</a>: =C2=A0 1 packets transmitted, 0 r=
eceived, 100% packet loss, time 0ms<br>
Testing <a href=3D"http://76.123.10.117">76.123.10.117</a>: =C2=A0 1 packet=
s transmitted, 0 received, 100% packet loss, time 0ms<br>Testing <a href=3D=
"http://80.3.173.28">80.3.173.28</a>: =C2=A0 1 packets transmitted, 0 recei=
ved, 100% packet loss, time 0ms<br>
</b>Testing <a href=3D"http://80.101.109.52">80.101.109.52</a>: =C2=A0 1 pa=
ckets transmitted, 1 received, 0% packet loss, time 0ms<br>Testing <a href=
=3D"http://93.186.32.117">93.186.32.117</a>: =C2=A0 1 packets transmitted, =
1 received, 0% packet loss, time 0ms<br>
<b>Testing <a href=3D"http://94.19.17.167">94.19.17.167</a>: =C2=A0 1 packe=
ts transmitted, 0 received, 100% packet loss, time 0ms<br></b>Testing <a hr=
ef=3D"http://97.86.39.50">97.86.39.50</a>: =C2=A0 1 packets transmitted, 1 =
received, 0% packet loss, time 0ms<br>
Testing <a href=3D"http://113.255.177.241">113.255.177.241</a>: =C2=A0 1 pa=
ckets transmitted, 1 received, 0% packet loss, time 0ms<br>Testing <a href=
=3D"http://118.208.226.66">118.208.226.66</a>: =C2=A0 1 packets transmitted=
, 1 received, 0% packet loss, time 0ms<br>
Testing <a href=3D"http://173.180.141.86">173.180.141.86</a>: =C2=A0 1 pack=
ets transmitted, 1 received, 0% packet loss, time 0ms<br><b>Testing <a href=
=3D"http://174.119.14.66">174.119.14.66</a>: =C2=A0 1 packets transmitted, =
0 received, 100% packet loss, time 0ms<br>
</b>Testing <a href=3D"http://178.18.129.133">178.18.129.133</a>: =C2=A0 1 =
packets transmitted, 1 received, 0% packet loss, time 0ms<br><b>Testing <a =
href=3D"http://193.86.163.77">193.86.163.77</a>: =C2=A0 1 packets transmitt=
ed, 0 received, 100% packet loss, time 0ms<br>
Testing <a href=3D"http://206.255.99.164">206.255.99.164</a>: =C2=A0 1 pack=
ets transmitted, 0 received, 100% packet loss, time 0ms<br>Testing <a href=
=3D"http://216.8.180.85">216.8.180.85</a>: =C2=A0 1 packets transmitted, 0 =
received, 100% packet loss, time 0ms<br>
Testing <a href=3D"http://24.1.117.3">24.1.117.3</a>: =C2=A0 1 packets tran=
smitted, 0 received, 100% packet loss, time 0ms</b><br>

--bcaec548aa599c5b1d04a9989d51--