[root@ipa-nfs-server]> cat /etc/resolv.conf 
# Generated by NetworkManager
search nay.redhat.com redhat.com lab.kissvm.net
nameserver 192.168.122.119
nameserver 192.168.122.1
nameserver 10.72.17.5
nameserver 10.68.5.26
# NOTE: the libc resolver may not support more than 3 nameservers.
# The nameservers listed below may not be recognized.
[root@ipa-nfs-server]> dig +short SRV _ldap._tcp.lab.kissvm.net 
0 100 389 ipa-server.lab.kissvm.net.
[root@ipa-nfs-server]> dig +short SRV _kerberos._tcp.lab.kissvm.net 
0 100 88 ipa-server.lab.kissvm.net.
[root@ipa-nfs-server]> ipa-client-install --domain=lab.kissvm.net --realm=LAB.KISSVM.NET --principal=admin --password=redhat123 --unattended --mkhomedir 
Discovery was successful!
Client hostname: ipa-nfs-server.lab.kissvm.net
Realm: LAB.KISSVM.NET
DNS Domain: lab.kissvm.net
IPA Server: ipa-server.lab.kissvm.net
BaseDN: dc=lab,dc=kissvm,dc=net
Synchronizing time 

[root@ipa-nfs-server]> cat /etc/resolv.conf 
# Generated by NetworkManager
search nay.redhat.com redhat.com lab.kissvm.net
nameserver 192.168.122.242
nameserver 192.168.122.1
nameserver 10.72.17.5
nameserver 10.68.5.26
# NOTE: the libc resolver may not support more than 3 nameservers.
# The nameservers listed below may not be recognized.
[root@ipa-nfs-server]> dig +short SRV _ldap._tcp.lab.kissvm.net 
[root@ipa-nfs-server]> dig +short SRV _kerberos._tcp.lab.kissvm.net 
[root@ipa-nfs-server]> ipa-client-install --domain=lab.kissvm.net --realm=LAB.KISSVM.NET --principal=admin --password=redhat123 --unattended --mkhomedir 
This program will set up IPA client.
Version 4.11.0

Unable to find IPA Server to join
The ipa-client-install command failed. See /var/log/ipaclient-install.log for more information 

Apr 11 20:32:51 ipa-server systemd-coredump[27620]: Process 27592 (named) of user 25 dumped core.#012#012Stack trace of thread 27602:#012#0  0x00007fb29da8b94c __pthread_kill_implementation (libc.so.6 + 0x8b94c)#012#1  0x00007fb29da3e646 raise (libc.so.6 + 0x3e646)#012#2  0x00007fb29da287f3 abort (libc.so.6 + 0x287f3)#012#3  0x00005595f7bb55b5 assertion_failed.cold (named + 0x1c5b5)#012#4  0x00007fb29e748420 isc_assertion_failed (libisc-9.16.23-RH.so + 0x1c420)#012#5  0x00007fb29e4a05da dns_name_toregion (libdns-9.16.23-RH.so + 0xa05da)#012#6  0x00007fb29e4f7157 dns_rdata_fromstruct (libdns-9.16.23-RH.so + 0xf7157)#012#7  0x00007fb296de28f4 mldap_dnsname_store (ldap.so + 0x1f8f4)#012#8  0x00007fb296de02f5 ldap_sync_search_entry (ldap.so + 0x1d2f5)#012#9  0x00007fb296da1c5a ldap_sync_search_entry (libldap.so.2 + 0x45c5a)#012#10 0x00007fb296da29a3 ldap_sync_init (libldap.so.2 + 0x469a3)#012#11 0x00007fb296de1585 ldap_sync_doit (ldap.so + 0x1e585)#012#12 0x00007fb296de1a43 ldap_syncrepl_watcher.lto_priv.0 (ldap.so + 0x1ea43)#012#13 0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#14 0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#15 0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27599:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e78c48c netthread (libisc-9.16.23-RH.so + 0x6048c)#012#2  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#3  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#4  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27601:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e78c48c netthread (libisc-9.16.23-RH.so + 0x6048c)#012#2  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#3  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#4  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27598:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e78c48c netthread (libisc-9.16.23-RH.so + 0x6048c)#012#2  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#3  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#4  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27597:#012#0  0x00007fb29da8679a __futex_abstimed_wait_common (libc.so.6 + 0x8679a)#012#1  0x00007fb29da892a4 pthread_cond_timedwait@@GLIBC_2.3.2 (libc.so.6 + 0x892a4)#012#2  0x00007fb29e792a90 isc_condition_waituntil (libisc-9.16.23-RH.so + 0x66a90)#012#3  0x00007fb29e784cff run (libisc-9.16.23-RH.so + 0x58cff)#012#4  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#5  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#6  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27600:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e78c48c netthread (libisc-9.16.23-RH.so + 0x6048c)#012#2  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#3  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#4  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27595:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e6acc01 uv__io_poll.part.0 (libuv.so.1 + 0x26c01)#012#2  0x00007fb29e6965a8 uv_run (libuv.so.1 + 0x105a8)#012#3  0x00007fb29e76e4db nm_thread (libisc-9.16.23-RH.so + 0x424db)#012#4  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#5  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#6  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27596:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e6acc01 uv__io_poll.part.0 (libuv.so.1 + 0x26c01)#012#2  0x00007fb29e6965a8 uv_run (libuv.so.1 + 0x105a8)#012#3  0x00007fb29e76e4db nm_thread (libisc-9.16.23-RH.so + 0x424db)#012#4  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#5  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#6  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27594:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e6acc01 uv__io_poll.part.0 (libuv.so.1 + 0x26c01)#012#2  0x00007fb29e6965a8 uv_run (libuv.so.1 + 0x105a8)#012#3  0x00007fb29e76e4db nm_thread (libisc-9.16.23-RH.so + 0x424db)#012#4  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#5  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#6  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012#012Stack trace of thread 27592:#012#0  0x00007fb29da3f3da __sigtimedwait (libc.so.6 + 0x3f3da)#012#1  0x00007fb29da3ea7c sigwait (libc.so.6 + 0x3ea7c)#012#2  0x00007fb29e751a33 isc_app_ctxrun (libisc-9.16.23-RH.so + 0x25a33)#012#3  0x00007fb29e751cfc isc_app_run (libisc-9.16.23-RH.so + 0x25cfc)#012#4  0x00005595f7bb645a main (named + 0x1d45a)#012#5  0x00007fb29da29590 __libc_start_call_main (libc.so.6 + 0x29590)#012#6  0x00007fb29da29640 __libc_start_main@@GLIBC_2.34 (libc.so.6 + 0x29640)#012#7  0x00005595f7bb6f85 _start (named + 0x1df85)#012#012Stack trace of thread 27593:#012#0  0x00007fb29db0e21e epoll_wait (libc.so.6 + 0x10e21e)#012#1  0x00007fb29e6acc01 uv__io_poll.part.0 (libuv.so.1 + 0x26c01)#012#2  0x00007fb29e6965a8 uv_run (libuv.so.1 + 0x105a8)#012#3  0x00007fb29e76e4db nm_thread (libisc-9.16.23-RH.so + 0x424db)#012#4  0x00007fb29e780f9a isc__trampoline_run (libisc-9.16.23-RH.so + 0x54f9a)#012#5  0x00007fb29da89c02 start_thread (libc.so.6 + 0x89c02)#012#6  0x00007fb29db0ec40 __clone3 (libc.so.6 + 0x10ec40)#012ELF object binary architecture: AMD x86-64
Apr 11 20:32:51 ipa-server systemd[1]: systemd-coredump@1-27618-0.service: Deactivated successfully.
Apr 11 20:32:51 ipa-server systemd[1]: named.service: Main process exited, code=dumped, status=6/ABRT
Apr 11 20:32:51 ipa-server systemd[1]: named.service: Failed with result 'core-dump'.