Re: looking for hostname router identifier validation

2019-05-01 Thread Paul Ebersman
lhc> How much did it cost? :-) valdis> I'm willing to guess US$6digits/mo. 5 digits if you qualified for valdis> the quantity discount. :) We used to charge $2500 install and $2500/month for a T1 with agreement to not share or resell. It was something like double that if you wanted to resell? We

Re: looking for hostname router identifier validation

2019-05-01 Thread Valdis Klētnieks
On Tue, 30 Apr 2019 22:12:12 -0700, Large Hadron Collider said: > How much did it cost? :-) I'm willing to guess US$6digits/mo. 5 digits if you qualified for the quantity discount. :) pgpgvdL3ozP2_.pgp Description: PGP signature

Re: looking for hostname router identifier validation

2019-04-30 Thread Large Hadron Collider
How much did it cost? :-) On 19-04-30 08 h 38, Bryan Holloway wrote: On 4/29/19 7:21 PM, Valdis Klētnieks wrote: 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

Re: looking for hostname router identifier validation

2019-04-30 Thread Matthew Luckie
Hi, I am aware that some PTR records are wrong. Can you please name the half dozen ISPs / suffixes so I can take a look at those in the data. In theory the code should score suffixes which have out of date records poorly. For suffixes that don't score poorly but have errors, there are other

Re: looking for hostname router identifier validation

2019-04-30 Thread Patrick W. Gilmore
Automation isn’t even that hard - just outsource (e.g. 6Connect). I get why some things stagnate & collect kruft. But it is actually EASIER, and probably cheaper (including people time), to have a 3rd party “just do it” when it comes to things like DNS & IPAM. Then again, if everyone ran

Re: looking for hostname router identifier validation

2019-04-30 Thread Bryan Holloway
On 4/29/19 7:21 PM, Valdis Klētnieks wrote: 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

Re: looking for hostname router identifier validation

2019-04-30 Thread Bryan Holloway
On 4/30/19 7:12 AM, Jared Mauch wrote: While at NTT and at Akamai we have managed to publish sane PTR records and make the forward work as well. You need to automate it by pulling from your router configuration database and publish to your DNS database. If you are still doing either by hand

Re: looking for hostname router identifier validation

2019-04-30 Thread Jared Mauch
While at NTT and at Akamai we have managed to publish sane PTR records and make the forward work as well. You need to automate it by pulling from your router configuration database and publish to your DNS database. If you are still doing either by hand then it’s time to make the switch ASAP.

Re: looking for hostname router identifier validation

2019-04-30 Thread Julien Goodwin
On 30/4/19 10:38 am, Chris Adams wrote: > I still refer to ASes by companies that haven't existed in ages... 701 > is UUNet, 3561 is MCI, 1 is BBN, etc. :) I don't handle name changes > well (I also refer to one of the main roads where I live by a name it > hasn't had in close to 20 years). This

Re: looking for hostname router identifier validation

2019-04-29 Thread Paul Ebersman
lg.hadron> And 666 is Nero Caesar :-) surfer> It's the US Army. Same same... :)

Re: looking for hostname router identifier validation

2019-04-29 Thread Scott Weeks
--- large.hadron.colli...@gmx.com wrote: And 666 is Nero Caesar :-) -- It's the US Army. scott

Re: looking for hostname router identifier validation

2019-04-29 Thread Large Hadron Collider
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Large Hadron Collider
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Chris Adams
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Valdis Klētnieks
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Paul Ebersman
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Bryan Holloway
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

Re: looking for hostname router identifier validation

2019-04-29 Thread Eric Kuhnke
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

looking for hostname router identifier validation

2019-04-29 Thread Matthew Luckie
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