tele.joergmichaelis.com has no NS records.
NS records for this zone are defined at joergmichaelis.com.
NS records for this zone are defined at joergmichaelis.com.
Question and response
Question
dig tele.joergmichaelis.com. NS
Answer
The response has no answer records.
Authority
joergmichaelis.com. 3601 SOA dns1.registrar-servers.com. hostmaster.registrar-servers.com. 1761322286 43200 3600 604800 3601
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0