Contact info for Level 3 CDN GeoIP

Christopher Munz-Michielin christopher at
Sat Sep 17 18:31:10 UTC 2022

Thanks for the link, I did actually check out the links on that page and 
they all seem to return the correct geoip.  I didn't see any specific 
contacts for Level3, unless I missed it?

Someone did reach out to me off-list, so fingers crossed they can get it 

On 2022-09-15 14:19, Josh Luthman wrote:
> Did you check these services?
> On Wed, Sep 14, 2022 at 6:34 PM Christopher Munz-Michielin 
> <christopher at> wrote:
>     Hey All,
>     For my dayjob I help run an Anycast DNS network and we've recently
>     had
>     complaints from our users in the APAC region that sites using
>     Level 3's
>     CDN have poor performance.  Upon looking into this, it seems that
>     they
>     (Level 3) have incorrect geolocation data for some of our Singapore
>     servers and are returning IPs for CDN servers in Australia. I've
>     validated the WHOIS information for the blocks in question is
>     correct,
>     and every GeoIP site I check against comes back as Singapore, so this
>     must be some internal database.
>     I've tried emailing the whois contact, as well as the technical
>     contact
>     for the domain <> but have yet
>     to receive a response.  Wonder
>     if anyone else has been able to get in touch with the CDN people
>     at Level 3?
>     Cheers!
>     Chris
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