I fail to see why it wouldn't work with 1 IP address. Furthermore, I have the DNS service configured with 1 IP address and I never had a problem.
For ns2.sauravhosting.com the parent reported: ['95.211.128.210'] and your nameservers reported: ['217.23.7.114']
For ns1.sauravhosting.com the parent reported: ['95.211.128.210'] and your nameservers reported: ['217.23.7.114']