Need help in flushing DNS

Thu Jun 20 06:02:44 UTC 2013

Hanlon's razor? Misconfiguration. Perhaps not done in malice, but I
have no idea where the poison leaked in, or why. :-)

- ferg

On Wed, Jun 19, 2013 at 10:49 PM, Alex Buie <alex.buie at frozenfeline.net> wrote:

> Anyone have news/explanation about what's happening/happened?
>
>
> On Wed, Jun 19, 2013 at 10:34 PM, Paul Ferguson <fergdawgster at gmail.com>wrote:
>
>> Sure enough:
>>
>>
>>
>>  ; <<>> DiG 9.7.3 <<>> @localhost yelp.com A
>>  ; (1 server found)
>>  ;; global options: +cmd
>>  ;; Got answer:
>>  ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53267
>>  ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
>>
>>  ;; QUESTION SECTION:
>>  ;yelp.com. IN A
>>
>>  ;; ANSWER SECTION:
>>  yelp.com. 300 IN A 204.11.56.20
>>
>>  ;; Query time: 143 msec
>>  ;; SERVER: 127.0.0.1#53(127.0.0.1)
>>  ;; WHEN: Thu Jun 20 07:33:13 2013
>>  ;; MSG SIZE  rcvd: 42
>>
>>
>>
>>
>>
>> NetRange: 204.11.56.0 - 204.11.59.255
>> CIDR: 204.11.56.0/22
>> OriginAS: AS40034
>> NetName: CONFLUENCE-NETWORKS--TX3
>> NetHandle: NET-204-11-56-0-1
>> Parent: NET-204-0-0-0-0
>> NetType: Direct Allocation
>> Comment: Hosted in Austin TX.
>> Comment: Abuse :
>> Comment: abuse at confluence-networks.com
>> Comment: +1-917-386-6118
>> RegDate: 2012-09-24
>> Updated: 2012-09-24
>> Ref: http://whois.arin.net/rest/net/NET-204-11-56-0-1
>>
>> OrgName: Confluence Networks Inc
>> OrgId: CN
>> Address: 3rd Floor, Omar Hodge Building, Wickhams
>> Address: Cay I, P.O. Box 362
>> City: Road Town
>> StateProv: Tortola
>> PostalCode: VG1110
>> Country: VG
>> RegDate: 2011-04-07
>> Updated: 2011-07-05
>> Ref: http://whois.arin.net/rest/org/CN
>>
>> OrgAbuseHandle: ABUSE3065-ARIN
>> OrgAbuseName: Abuse Admin
>> OrgAbusePhone: +1-917-386-6118
>> OrgAbuseEmail: abuse at confluence-networks.com
>> OrgAbuseRef: http://whois.arin.net/rest/poc/ABUSE3065-ARIN
>>
>> OrgNOCHandle: NOCAD51-ARIN
>> OrgNOCName: NOC Admin
>> OrgNOCPhone: +1-415-462-7734
>> OrgNOCEmail: noc at confluence-networks.com
>> OrgNOCRef: http://whois.arin.net/rest/poc/NOCAD51-ARIN
>>
>> OrgTechHandle: TECHA29-ARIN
>> OrgTechName: Tech Admin
>> OrgTechPhone: +1-415-358-0858
>> OrgTechEmail: ipadmin at confluence-networks.com
>> OrgTechRef: http://whois.arin.net/rest/poc/TECHA29-ARIN
>>
>>
>> #
>> # ARIN WHOIS data and services are subject to the Terms of Use
>> # available at: https://www.arin.net/whois_tou.html
>> #
>>
>> - ferg
>>
>>
>>
>> On Wed, Jun 19, 2013 at 10:30 PM, Grant Ridder <shortdudey123 at gmail.com>
>> wrote:
>>
>> > Yelp is evidently also affected
>> >
>> > On Wed, Jun 19, 2013 at 10:19 PM, John Levine <johnl at iecc.com> wrote:
>> >
>> >> >Reaching out to DNS operators around the globe. Linkedin.com has had
>> some
>> >> issues with DNS
>> >> >and would like DNS operators to flush their DNS. If you see
>> >> www.linkedin.com resolving NS to
>> >> >ns1617.ztomy.com or ns2617.ztomy.com then please flush your DNS.
>> >> >
>> >> >Any other info please reach out to me off-list.
>> >>
>> >> While you're at it, www.usps.com, www.fidelity.com, and other well
>> >> known sites have had DNS poisoning problems.  When I restarted my
>> >> cache, they look OK.
>> >>
>> >>
>> >>
>>
>>
>>
>> --
>> "Fergie", a.k.a. Paul Ferguson
>>  fergdawgster(at)gmail.com
>>
>>

--
"Fergie", a.k.a. Paul Ferguson
 fergdawgster(at)gmail.com