difference in responses between UDP and TCP

[Reindl Harald]

Am 15.06.2017 um 12:20 schrieb Arun Natarajan:
> Hello,
> 
> Wondering why we are seeing different serial numbers from a bind 
> authoritative server for requests over UDP and TCP.
> 
> dig +tcp soa @ns.example.com <http://ns.example.com> example.com 
> <http://example.com> +short
> ns1.example.com <http://ns1.example.com>. hostmaster.example.com 
> <http://hostmaster.example.com>. 2017061505 10800 3600 3600000 3600
> 
> dig +notcp soa @ns.example.com <http://ns.example.com> example.com 
> <http://example.com> +short
> ns1.example.com <http://ns1.example.com>. hostmaster.example.com 
> <http://hostmaster.example.com>. 2017061506 10800 3600 3600000 3600
> 
> any idea?

what is the purpose to hide anyways public informations especially when 
you seek help from others?

http://www.catb.org/esr/faqs/smart-questions.html#beprecise