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the caching DNS used will do this if there is no entry for the domain name in the cache; so it does not occur that often if TTL is not too low. But of course it is sub-optimal, I just tried to provide

Oops, in that case I'll just use it as another DNS server (Image)

Also - .BR will not propagate DNS (NXDOMAIN) if the NS is not authoritative.

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Try this - disable DNS server where is running NS1 and when u will want load affected webpage your browser will wait few seconds bcs will wait if NS1 will respond or not (of course in case when u r u

it is a necessary part.. otherwise you will have a chicken and egg problem for at least one domain name on the entire internet. If you look at DNSSEC it gets even more complicated as even more interac

ns2 would still work and probably you should add 3 more nameservers (ns3, ns4 and ns5) maybe on different gTLDs or ccTLDs, so that ns1 does not get hit that often and you make sure to turn the DNS ser

If you do not have a legal entity in BR, you need to use a trustee service (you need a local contact) and probably that is causing the issues. The NIC.BR tickets regarding DNS get updated every 5 minu

John Durham on servers? Monitoring DNS traffic? Good god man, pull yourself together.

of a sensitive arrangement whereby it provided DNS resolution services to the EOP." "Tech Executive-1 and his associates exploited this arrangement by mining the EOP's DNS traffic a

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Planned and/or current features available: Clearnet, Tor, I2P and Yggdrasil Network access as well as ability to resolve handshake domains. In-house ad blocking DNS. OpenVPN and WireGuard support. IPv

Manual reverse DNS [PTR] management

Glue record is a not-good part of DNS.

is better solution use NS servers of 1 "DNS domain" for all other domain as prevention of such failure and problem what is now, but not always possible because i do not own hosted c

That's not realistic, really. Dedicated servers do need to be replaced every so often, at least within 5 years. And it's really your fault to hardcode IP addresses that you don't own! That's what DNS

It's just PTR records, any DNS software can manage it. We use PowerDNS

Correct, our DNS is Anycast but only ns4.epik.com server.

You can't do that with masses and masses of data, for that automated checksumming and verifying against old sums and (in the case of your latest backup) current live data (care being taken there to al