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Questions tagged [dns]

The Domain Name System

0
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1answer
69 views

What could stop bitcoin-seeder from “hearing” DNS queries?

I'm running several bitcoin-seeders. Under Ubuntu 14.04 & 16.04, they run fine and answer queries. On Ubuntu 18.04, however, dnsseed does not detect the queries sent to it. I know the machine is ...
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2answers
70 views

Why doesn't bitcoin have a dns server?

For example, can a person pay to say "somewebsite.com" as opposed to "1MVY1e2vta5bA6BFEGnpqJeHUC5YaV5dsb" There's no way the general public would use the latter. p.s dns was an example, doesn't have ...
1
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1answer
28 views

structure of communicating with bitcoin DNSs to get list of nodes

I want to communicate with bitcoin DNSs to get list of bitcoin nodes. for now I want some example and structure of messages between I and bitcoin DNS. I found two DNS names: dnsseed.bluematt.me ...
1
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1answer
79 views

Why coin wallet shows only 1 connection?

I have wallet software (compile for my altcoin) and there are 3 nodes running. When i run wallet software in Mac (not core wallet), it shows only one connection to altcoin network, when it should be 3....
0
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1answer
2k views

How to run dns seeder?

Are there any tutorials on how to setup dnsseeder for a new altcoin. I am struggling with this for past couple of days. I am modifying dogecoin seeder and i just cant setup on my server. My coin ...
0
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1answer
746 views

How to setup nameserver for dns seeder?

I am confused setting up nameserver to run with dnsseeder. I modified dnsseeder to work with my new altcoin. Here is what is did. I have vps.example.com setup with amazon ec2 and i compiled ...
0
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0answers
898 views

How to set up DNS seed node for a alt-coin?

I am a new in blockchain and I have just clone source of crave coin to learn. After set up coinbase successfully, I see that DNS seed node but I don't know how to set up it. Please help me, thank you!
1
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1answer
231 views

How DNS Seeds node maintain the list of addresses?

On bitcoin peer node discovery, the client issues DNS requests to learn about the addresses of other peer nodes. My question is how does this DNS directed service provider learn about all the ...
2
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1answer
137 views

Seed discovery for bitcoin core client

I just installed bitcoin core client (from github) and started the client. It took around 24 hours to install the full block chain. Where did the blockchain come from? How did did my bitcoin core ...
0
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1answer
109 views

ncdns uses the wrong nameserver to resolve .bit domain

Basically, I'm setting up a .bit domain for my blog. I have registered a domain using namecoin, and given it a nameserver entry on the blockchain: $ namecoin-cli name_show d/aoeu2code { "name": "d/...
1
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2answers
298 views

How Bitcoin client handles DNS seeds?

Command nslookup seed.bitcoin.sipa.be gives a list of 40 nodes. 1) Does Bitcoin wallet take all nodes from that list? or 2) Does Bitcoin wallet behave like normal application that resolves seed....
3
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1answer
391 views

DNS seeder 'options'

I've seen various 'options' that the different DNS seeders support, for example x1, x5, x9, and xd: vSeeds.emplace_back("seed.bitcoin.sipa.be", true); // Pieter Wuille, only supports x1, x5, x9, and ...
1
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1answer
672 views

Can I setup a DNS seed?

I'd like to setup a Bitcoin DNS seed node for learning purposes. Would I be able to actually aid in the peer discovery process? How would my dns be discovered so that it could be queried?
6
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1answer
302 views

Do we have to trust at least one DNS seed?

If I understand correctly, when new bitcoin node wants to join the network, it must be introduced by guiding nodes -- DNS seeds. DNS seeds can thereafter help new node discover more existing nodes. ...
3
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1answer
1k views

What precisely are vSeeds “seednodes”, how to they work, how to create one for a new network?

In this question we have a superficial explanation of vSeeds (seednodes), from the Bitcoin wiki, we have: DNS Addresses Upon startup, if peer node discovery is needed, the client then issues DNS ...
1
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2answers
39 views

Attach and persist identity to address

With Bitcoin, you can sign messages to prove that you are in possession of a private key associated to a public key. Correct me if I'm wrong, but from my understanding this only works with a separate ...
0
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1answer
576 views

Running multiple DNS Seeds

I would like to know how to run multiple DNS Seeds on the same node. It seems fairly straight-forward as described in: https://github.com/sipa/bitcoin-seeder For example, I want two DNS Seeds: ...
19
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4answers
14k views

What is a DNS seed node vs a Seed Node?

I've seen references to both strewn around. Specifically, is there a bitcoin client running at the DNS seeds or seed nodes?
5
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1answer
2k views

How do I register a .bit domain name with Namecoin?

I have several namecoins and would like to register a name. That name could either be for TOR, DNS, or any other purpose. What are the steps needed to spend these coins?
1
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2answers
326 views

Is DNSSec needed / Possible with namecoin?

I'm interested in the most secure and reliable Namecoin DNS resolution as possible, although I admit I don't fully understand how these concepts relate to each other (Namecoin and DNS) Is DNSSec ...
0
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1answer
179 views

Do the DNS servers make Bitcoin more secure than the IRC channel? [duplicate]

Possible Duplicate: How secure are the DNS servers for Bitcoin? In earlier version of Bitcoin the IRC channel was used to seed initial peers, and as of version 0.6 it was largely replaced by the ...
6
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1answer
1k views

How secure are the DNS servers for Bitcoin?

With the version 0.6, Bitcoin introduced the DNS servers that populate the initial peers for new clients. How secure are those servers in terms of being immune to takedown attacks, or injection of ...