GSLB.me can be used for free and provides powerful features and e-mail support.

Additional paid services allow you to make full use of all features to furtherly enhance your DNS services. Detailed features information can be found here

Features
  • Authoritative DNS
  • Support for A, AAAA, ALIAS, CAA, CERT, CNAME, LOC, MX, NS, RP, SOA, SPF, SRV, SSHFP, TXT records
  • Wildcard records
  • Records TTL
  • Dynamic DNS
  • REST API
  • URL Forwarding
  • Geohosts
  • Balancing algorithms: any available, geographical proximity, georouting, priority, round robin and weighted
  • CDN offload
  • EDNS-client-subnet support
  • Unlimited DNS queries
  • Realtime services health monitoring
  • Realtime geographical status map
  • Realtime services status dashboard
  • Realtime queries/responses statistics
  • DNS Firewall
  • Realtime alerting
  • REST API
  • DNS Firewall realtime statistics
  • Realtime analytics and data intelligence
  • GUI 2-factor authentication
  • Technical support
  • Initial configuration support
  • User defined metrics push
  • DNSSEC
  • Recursive DNS with malware/phishing/botnet protection
 
Free access
  • Authoritative DNS

    1 Zone, up to 20 records
  • Support for A, AAAA, ALIAS, CAA, CERT, CNAME, LOC, MX, NS, RP, SOA, SPF, SRV, SSHFP, TXT records

  • Wildcard records

  • Records TTL

    30-86400 seconds
  • Dynamic DNS

  • REST API

  • URL Forwarding

    1
  • Geohosts

    1 with at most 2 targets
  • Balancing algorithms: any available, geographical proximity, georouting, priority, round robin and weighted

  • CDN offload

  • EDNS-client-subnet support

  • Unlimited DNS queries

  • Realtime services health monitoring

    ICMP and TCP/80, plus one custom check
  • Realtime geographical status map

  • Realtime services status dashboard

  • Realtime queries/responses statistics

  • DNS Firewall

    One blacklist (up to 5 IPs/subnets), one whitelist (up to 5IPs/subnets), one client reputation category
  • Realtime alerting

  • REST API

  • DNS Firewall realtime statistics

  • Realtime analytics and data intelligence

  • GUI 2-factor authentication

  • Technical support

    E-mail based, office hours, best effort
  • Initial configuration support

  • User defined metrics push

    1 Metric per target, minimum update interval 180 seconds
  • DNSSEC

  • Recursive DNS with malware/phishing/botnet protection

    Fully functional for 7 days
Subscription
  • Authoritative DNS

    0.10 Euros/month per zone, unlimited records, vanity DNS
  • Support for A, AAAA, ALIAS, CAA, CERT, CNAME, LOC, MX, NS, RP, SOA, SPF, SRV, SSHFP, TXT records

  • Wildcard records

  • Records TTL

    30-86400 seconds
  • Dynamic DNS

  • REST API

  • URL Forwarding

    1 Euro/month per additional
    URL forwarding
  • Geohosts

    10 Euros/month each
  • Balancing algorithms: any available, geographical proximity, georouting, priority, round robin and weighted

  • CDN offload

  • EDNS-client-subnet support

  • Unlimited DNS queries

  • Realtime services health monitoring

    1 Euro/month - ICMP, TCP, HTTP, HTTPS, POP3, POP3s, IMAP, IMAPs, SMTP, SSH, OpenVPN, “Always up” and Passive, unrestricted number of custom checks
  • Realtime geographical status map

  • Realtime services status dashboard

  • Realtime queries/responses statistics

  • DNS Firewall

    10 Euros/month per protected geohost, unrestricted number of blacklists, whitelists and reputation categories
  • Realtime alerting

    1 Euro/month, alerting by e-mail, SMS and Pushover.net
  • REST API

  • DNS Firewall realtime statistics

  • Realtime analytics and data intelligence

  • GUI 2-factor authentication

  • Technical support

    E-mail and phone, 24x7
  • Initial configuration support

  • User defined metrics push

    18 Euros/month per geohost, unlimited metrics per target, minimum update interval 30 seconds
  • DNSSEC

  • Recursive DNS with malware/phishing/botnet protection

    45 Euros/month per Internet-facing (public) IP address