[sg-ops] Difficulty using Singtel DNS for name resolution.

[Alan Woo Shian Loong]

Hi,

SingTel DNS (165.21.83.88 and 165.21.100.88) used to be open dns and
accessible from other network. I wonder since when they start to lock down
to their own network.

Alan Woo

NewMedia Express Pte Ltd
Mobile: +65 98574266
Office: +65 66368873

On Thu, Jun 7, 2018 at 1:07 PM, Tom Paseka <tom at cloudflare.com> wrote:

> It's not surprising that you can't use Singtel DNS from a starhub
> connection. Singtel lock down their resolver to their network.
>
> Have you tried testing from within Singtel's network ?
>
> On Wed, Jun 6, 2018 at 21:01 Nicholas ONG <nicholas at flarez.net> wrote:
>
>> Hi,
>>
>> I've a case where a user reported that they are unable to use Singtel DNS
>> (165.21.83.88).  I tried from my host connected to internet using Starhub
>> link and similar situation observed; my DNS request timed out.
>>
>> Anyone else noted similar issue?
>>
>> Nicholas Ong
>> E-mail   - nicholas at flarez.net
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>
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