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4

This answer is also "no", but it focuses a little more on the why. The target of a CNAME alias (or a NS delegation for that matter) receives no information from the other nameserver. The second nameserver receives queries as a result, but none of those queries convey any information that would indicate that such an action had taken place. You also have no ...


2

You need to gather data at gateway level. If you have a firewall between your LAN and the internet routers, maybe it provide you with the ability to monitor different traffic types. As another possibly, you can put a routing or bridging Linux machine between your LAN and the routers and use a software like NTOP to monitor network traffic.


2

Yes. dig example.com axfr will perform a zone transer (or ls -d example.com if you use nslookup). You can then parse for CNAME records in the zone you just transferred. However, zone transfers aren't typically allowed willy nilly, so you'll need to allow transfer of the zone. You have the power to do that, right? Of course you do. Because only bad people ...


1

A few more things ... 1- MTTR, All Leased Lines have 24/7 dispatched service, your cable co is available in 3 to 5 days any time btw 8am and 5 pm maybe? but we will call you an hour before we show up! 2 - Dynamic re routing upon fail over cable modems do not run BGP Bottom line is if you are running a big league business or ANY public co with inherent ...


1

No, there is not. The main reason being that many/most domains (or rather, Name Servers) will not give you a list of all the records (names) they have. You'd have to brute-force all possible names on all domain servers everywhere.



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