[Outages-discussion] Dyn outage continuing

Bob Colon rcolon at ethostream.com
Fri Oct 21 15:02:50 EDT 2016


Well of course... all hell breaks loose if people can't get their porn!


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Robert Colon | TCSA Tier 3 | EthoStream LLC | P: (877) 282-2519 x2114 | 
F: (414) 258-8307 | 20800 Swenson Drive, Suite 175 Waukesha, WI 53186 | 
www.telkonet.com <http://www.telkonet.com/> | www.ethostream.com 
<http://www.ethostream.com/> | @Telkonet <https://twitter.com/telkonet>


On 10/21/2016 1:54 PM, Patrick W. Gilmore wrote:
>> PagerDuty should, at minimum, run their own DNS in addition to using 
>> someone like Dyn. Not put all their DNS eggs in a single basket.
>
> It’s usually a good idea to have redundancy at every level. But I 
> worry about people who want to run their own NS as well as someone 
> like Dyn. Mostly because a lot of people will run that NS on their own 
> LAN. When a large DDoS comes… well, you get the picture.
>
> If you are looking for a company who does it “right”, how about:
>
>     Fri Oct 21 14:52:47 dhcp-220-234:patrick:~ $ dig +short ns
>     pornhub.com <http://pornhub.com>
>     sdns3.ultradns.com <http://sdns3.ultradns.com>.
>     ns3.p44.dynect.net <http://ns3.p44.dynect.net>.
>     ns1.p44.dynect.net <http://ns1.p44.dynect.net>.
>     sdns3.ultradns.net <http://sdns3.ultradns.net>.
>     ns2.p44.dynect.net <http://ns2.p44.dynect.net>.
>     ns4.p44.dynect.net <http://ns4.p44.dynect.net>.
>     sdns3.ultradns.org <http://sdns3.ultradns.org>.
>     sdns3.ultradns.biz <http://sdns3.ultradns.biz>.
>
>
> Look at that - multiple managed DNS providers, and 4 separate TLDs!
>
> :-)
>
> -- 
> TTFN,
> patrick
>
>> On Oct 21, 2016, at 1:44 PM, Seth Mattinen <sethm at rollernet.us 
>> <mailto:sethm at rollernet.us>> wrote:
>>
>> On 10/21/16 10:16, Chris Adams wrote:
>>> [moved to outages-discussion]
>>>
>>> Once upon a time, Patrick W. Gilmore via Outages 
>>> <outages at outages.org <mailto:outages at outages.org>> said:
>>>> > However, Dyn is far, far better positioned to withstand attacks 
>>>> than a company like PagerDuty could possibly be on their own. So I 
>>>> think PagerDuty did the right thing in using Dyn.
>>> The flip side is that the concentration of services in "specialist"
>>> hands makes it easier to attack a large number of companies at once.  If
>>> PagerDuty ran their own DNS, they are not a likely target of an attack,
>>> so would be unaffected.
>>
>>
>> PagerDuty should, at minimum, run their own DNS in addition to using 
>> someone like Dyn. Not put all their DNS eggs in a single basket.
>>
>> Maybe Dyn needs to deploy anycast nodes at every internet exchange of 
>> every size and scale instead of relying on a small number of beefy 
>> anycast nodes in select locations if their customers are going to 
>> have a single point of failure.
>>
>> Look at eBay:
>>
>> ebay.com <http://ebay.com>.172800INNSsjc-dns1.ebaydns.com 
>> <http://sjc-dns1.ebaydns.com>.
>> ebay.com <http://ebay.com>.172800INNSsjc-dns2.ebaydns.com 
>> <http://sjc-dns2.ebaydns.com>.
>> ebay.com <http://ebay.com>.172800INNSsmf-dns1.ebaydns.com 
>> <http://smf-dns1.ebaydns.com>.
>> ebay.com <http://ebay.com>.172800INNSsmf-dns2.ebaydns.com 
>> <http://smf-dns2.ebaydns.com>.
>> ebay.com <http://ebay.com>.172800INNSns1.p47.dynect.net 
>> <http://ns1.p47.dynect.net>.
>> ebay.com <http://ebay.com>.172800INNSns2.p47.dynect.net 
>> <http://ns2.p47.dynect.net>.
>> ebay.com <http://ebay.com>.172800INNSns3.p47.dynect.net 
>> <http://ns3.p47.dynect.net>.
>> ebay.com <http://ebay.com>.172800INNSns4.p47.dynect.net 
>> <http://ns4.p47.dynect.net>.
>>
>> But then PayPal falls flat:
>>
>> paypal.com <http://paypal.com>.172800INNSns1.p57.dynect.net 
>> <http://ns1.p57.dynect.net>.
>> paypal.com <http://paypal.com>.172800INNSns2.p57.dynect.net 
>> <http://ns2.p57.dynect.net>.
>> paypal.com <http://paypal.com>.172800INNSns3.p57.dynect.net 
>> <http://ns3.p57.dynect.net>.
>> paypal.com <http://paypal.com>.172800INNSns4.p57.dynect.net 
>> <http://ns4.p57.dynect.net>.
>>
>> ~Seth
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