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Cloudflare 1.1.1.1 public DNS broken w/ AT&T CPE

Orange France is known, they just didnâ??t tell us the exact reason.

They said that if you contact them, theyâ??ll provide you with an official explanation.

Regards,
Marty Strong
--------------------------------------
Cloudflare - AS13335
Network Engineer
marty at cloudflare.com
+44 7584 906 055
smartflare (Skype)

https://www.peeringdb.com/asn/13335

> On 3 Apr 2018, at 07:22, Paul Rolland (ã??ã?¼ã?«ã?»ã?­ã?©ã?³) <rol at witbe.net> wrote:
> 
> Hello,
> 
> On Mon, 2 Apr 2018 16:26:13 +0100
> Marty Strong via NANOG <nanog at nanog.org> wrote:
> 
>> So far we know about a few CPEs which answer for 1.1.1.1 themselves:
>> 
>> - Pace 5268
>> - Calix GigaCenter
>> - Various Cisco Wifi access points
>> 
>> If you know of others please send them my way so we can investigate. 
> 
> It seems that in France, Orange's Livebox is also using 1.1.1.1 is some
> way...
> 
> 215 [6:20] rol at riri:~> traceroute 1.1.1.1
> traceroute to 1.1.1.1 (1.1.1.1), 30 hops max, 60 byte packets
> 1  * * *
> 2  * * *
> 3  * * *
> 4  * * *
> 
> 216 [6:20] rol at riri:~> ping 1.1.1.1
> PING 1.1.1.1 (1.1.1.1) 56(84) bytes of data.
> 64 bytes from 1.1.1.1: icmp_seq=1 ttl=64 time=0.371 ms
> 64 bytes from 1.1.1.1: icmp_seq=2 ttl=64 time=0.292 ms
> ^C
> --- 1.1.1.1 ping statistics ---
> 2 packets transmitted, 2 received, 0% packet loss, time 1037ms
> rtt min/avg/max/mdev = 0.292/0.331/0.371/0.043 ms
> 
> 217 [6:20] rol at riri:~> traceroute 8.8.8.8
> traceroute to 8.8.8.8 (8.8.8.8), 30 hops max, 60 byte packets
> 1  livebox.home (192.168.1.254)  0.268 ms  0.236 ms  0.263 ms
> 2  * * *
> 3  ae102-0.ncidf103.Puteaux.francetelecom.net (193.253.80.138)  1.724 ms  1.733 ms  1.793 ms
> ...
> 
> That IP address is definitely full of magic...
> 
> Paul
> 
>