looking for hostname router identifier validation

Hi NANOG, To support Internet topology analysis efforts, I have been working on an algorithm to automatically detect router names inside hostnames (PTR records) for router interfaces, and build regular expressions (regexes) to extract them. By "router name" inside the hostname, I mean a substring

Call for Presentations ICANN65 Marrakesh - June 24, 2019

Hi all! Call for Presentations ICANN65 Marrakesh Call for Presentations 39th TechDay at ICANN 65 in Marrakesh The ICANN Tech Working Group is again planning a technical workshop at the ICA

Bing news feeds stale for 5 days (api.cognitive.microsoft.com)

Any Bing engineers on here? I work with a major search affiliate partner, and starting this morning news feeds from api.cognitive.microsoft.com were coming in stale, nothing new in the past 5 days. However, this was only effecting API calls originating outs

Re: Bing news feeds stale for 5 days (api.cognitive.microsoft.com)

On Mon, 29 Apr 2019 12:35:23 -0400, John Von Essen said: > I work with a major search affiliate partner, and starting this morning news > feeds from api.cognitive.microsoft.com > were coming in stale, nothing new in the past 5 days. Wait, what? So yesterday

Re: looking for hostname router identifier validation

I would caution against putting much faith in the validity of geolocation or site ID by reverse DNS PTR records. There are a vast number of unmaintained, ancient, stale, erroneous or wildly wrong PTR records out there. I can name at least a half dozen ISPs that have absorbed other ASes, some of tho

Re: looking for hostname router identifier validation

On 4/29/19 3:13 PM, Eric Kuhnke wrote: I would caution against putting much faith in the validity of geolocation or site ID by reverse DNS PTR records. There are a vast number of unmaintained, ancient, stale, erroneous or wildly wrong PTR records out there. I can name at least a half dozen IS

Re: looking for hostname router identifier validation

ekuhnke> I would caution against putting much faith in the validity of ekuhnke> geolocation or site ID by reverse DNS PTR records. There are a ekuhnke> vast number of unmaintained, ancient, stale, erroneous or ekuhnke> wildly wrong PTR records out there. I can name at least a half ekuhnke> dozen IS

Re: looking for hostname router identifier validation

On Mon, 29 Apr 2019 16:16:06 -0500, Bryan Holloway said: > I still see references to UUNet in some reverse PTRs. > > So, uh, yeah. I wonder what year we'll get to a point where less than half of NANOG's membership was around when UUNet was. We're probably there already. And likely coming up on wh

Re: looking for hostname router identifier validation

Once upon a time, Valdis Klētnieks said: > I wonder what year we'll get to a point where less than half of NANOG's > membership was around when UUNet was. We're probably there already. > And likely coming up on when less than half the people know what it > was, other than myth and legend I st

Re: looking for hostname router identifier validation

I legit guffawed. On 19-04-29 13 h 13, Eric Kuhnke wrote: I would caution against putting much faith in the validity of geolocation or site ID by reverse DNS PTR records. There are a vast number of unmaintained, ancient, stale, erroneous or wildly wrong PTR records out there. I can name at least

Re: looking for hostname router identifier validation

And 666 is Nero Caesar :-) On 19-04-29 17 h 38, Chris Adams wrote: Once upon a time, Valdis Klētnieks said: I wonder what year we'll get to a point where less than half of NANOG's membership was around when UUNet was. We're probably there already. And likely coming up on when less than half th

Re: looking for hostname router identifier validation

--- large.hadron.colli...@gmx.com wrote: And 666 is Nero Caesar :-) -- It's the US Army. scott

Re: looking for hostname router identifier validation

lg.hadron> And 666 is Nero Caesar :-) surfer> It's the US Army. Same same... :)