Dynu offers free dynamic DNS service for yourname.dynu.com and yourname.com. It has a simple API(update URL) and offers free update client software.
Other features include
+ IPV6 support
+ web redirect(port 80 redirect, URL forwarding)
+ subdomains
+ MX record
+ round robin DNS (multiple IP addresses for 1 hostname)
+ offline settings(redirect to offline message or offline URL)
+ custom DNS records(TXT, SPF,HINFO,SRV etc.)
Sign up page: https://www.dynu.com/ControlPanel/AddDDNS

Dynu Dynamic DNS

Windows

Linux

Online

Dynu offers free dynamic DNS service for yourname.dynu.com and yourname.com. It has a simple API(update URL) and offers free update client software.Other features include

System-level integration

    Automatically intercepts all requests from the system resolver and apps
    No need to change DNS configuration manually

Protocols

    Plain DNS, DNSCrypt and DNS over HTTPS
    DNSSEC with local validation
    IPv4 and IPv6

Flexible rules

    Define multiple DNS servers and resolve through them based on the hostname mask
    Specify the network interface (ethernet, Wi-Fi, VPN, etc) that is used for the resolve

Enhanced DNS security

    Name resolution over encrypted channels provided by DNSCrypt and DNS over HTTPS protocols
    Ensure the consistency and authority of the resolve with DNSSEC
    Avoid IP address leak over DNS

DNS server management

    Assign specific DNS servers for specific DNS names using flexible rules
    Use a specific network interface, such as a VPN connection, for a specific DNS name (e.g., *.corp.example.net)
    Log queries for the troubleshooting

New technologies and deployment

    Effortlessly make any system work with the most advanced DNS protocols, such as DNSSEC, DNSCrypt and DNS over HTTPS
    Import and export config files


YogaDNS

YogaDNS automatically intercepts DNS requests at the system level and allows you to process them over user-defined DNS servers using modern protocols and flexible rules.

Plesk is the leading WebOps platform to run, automate and grow applications, websites and hosting businesses in more than 32 languages across 140 countries in the world. 50% of the top 100 worldwide service providers are partnering with Plesk today. Being the only OS agnostic platform, Plesk is running on more than 360’000 servers, automating 10M+ websites and at least 19M mail boxes.

Plesk

Self-Hosted

Amazon Web Services

Microsoft Azure

Plesk is the leading WebOps platform to run, automate and grow applications, websites and hosting businesses in more than 32 languages across 140 countries in the world.

aTalk

Android

An encrypted instant messaging with video call and GPS features for android.

GSLB.me configuration and management web interface

GSLB.me is a hosted, cloud-based highly reliable DNS and Global Server Load Balancing solution that provides full authoritative DNS services and DNS-based geographical traffic balancing, failover, high availability, geographical routing, dynamic DNS and DNSSEC.

Datacenters, servers and applications are monitored 24x7 with application and network-level healthchecks to ensure they are correctly responding and delivering the expected level of service.

GSLB.me is a robust IPv6-enabled authoritative DNS and provides a full range of dynamic and smart DNS services:

- provides robust, scalable and distributed full authoritative DNS services
- supports dynamic DNS updates to run your websites and applications over dynamic IP addresses
- detects service disruptions and dynamically re-routes clients and customers to the best available datacenter and server
- knows your business logic and behaves accordingly
- notifies you if your applications are underperforming or experiencing issues
- is cloud-based: nothing to install, no changes to your infrastructure or applications required
- integrates with your favourite CDN provider and can dinamically balance your traffic
- is free: you can register for free and start using it immediately
- is &quot;pay as you grow&quot;: you can buy additional flexibility and services
- is fully supported: our support team is ready to handle your requests and help you


GSLB.me

Authoritative, dynamic and geo-DNS, traffic balancing, CDN offload, domain services and DNS firewall. With full DNSSEC support.

Hardenize

Software as a Service (SaaS)

Hardenize provides a comprehensive and free assessment of web site network and security configuration.