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Head-to-head · Secondary DNS Services

BuddyNS vs SecondDNS

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score BuddyNS #4 in Secondary DNS Services 8.9/10 Free plan Free plan✓ 2 of 4 features Visit BuddyNS
SecondDNS #7 in Secondary DNS Services 8.6/10 90-day trial Free trial✓ 2 of 4 features Visit SecondDNS

BuddyNS leads on 1 check, SecondDNS on 0, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreBuddyNS · 8.9/10
  • Free planonly BuddyNS
  • Free trialonly SecondDNS

BuddyNS scores higher on our rubric for secondary dns services: 8.9 against 8.6 out of 10; our editors rank them #4 and #7.

BuddyNS offers free plan; SecondDNS doesn't.

BuddyNS is the better fit for affordable AXFR secondary DNS. SecondDNS is the better fit for managed synchronization and monitoring.

  • BuddyNS fits best

    Affordable AXFR secondary DNS

  • SecondDNS fits best

    Managed synchronization and monitoring

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature BuddyNS 8.9/10 Visit ↗ SecondDNS 8.6/10 Visit ↗
At a glance
Editor score 8.9 8.6
Ranking #4 in Secondary DNS Services #7 in Secondary DNS Services
Best for Affordable AXFR secondary DNS Managed synchronization and monitoring
Pricing model Free plan + paid Paid
Starting price $3/mo €3/mo
Free plan ✓ (best) —
Free trial — 90 days
Deployment Cloud Cloud
Platforms Web Web
Support Email, Docs Email, Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features BuddyNS 2/4 · SecondDNS 2/4
Health checks ✓ ✓
DNSSEC support Not checked yet Not checked yet
API access ✓ ✓
IPv6 support Not checked yet Not checked yet
Specs
Transfer protocols Not checked yet Axfr_and_ixfr
Zone limit Not checked yet 20 zones
Secondary nameservers Not checked yet Not checked yet
Our review
Pros
  • Free secondary DNS replication with commercial use permitted
  • REST API, health checks, SyncNOW, IPv6, and notifications
  • Anycast, DNSSEC, MFA, and DDoS protection on higher tiers
  • AXFR and IXFR synchronization across paid tiers
  • REST API, dashboard, health checks, and alerts
  • Integrations for cPanel, Plesk, and monitoring tools
Cons
  • Anycast and DNSSEC start at the Astronaut plan
  • Advanced support and infrastructure require higher-tier plans
  • Enterprise pricing is substantially higher than Pro and Astronaut
  • No ongoing free plan after the three-month trial
  • IXFR starts only on Pro and higher plans
  • Premium support and custom SLA require the top tier
Our verdict

BuddyNS provides secondary DNS replication from an existing primary DNS server using AXFR and related DNS mechanisms. It is aimed at individuals, small businesses, organizations, ISPs, and enterprises that need authoritative DNS continuity…

Read the review →

SecondDNS is a hosted secondary DNS service for developers, small businesses, agencies, hosting providers, and infrastructure teams. It keeps read-only copies of DNS zones synchronized from a primary server through AXFR, with IXFR…

Read the review →
  1. BuddyNSSecondary DNS Services 8.9Free plan
  2. SecondDNSSecondary DNS Services 8.690-day trial

Strengths and trade-offs

  • BuddyNS — where it wins

    • Free secondary DNS replication with commercial use permitted
    • REST API, health checks, SyncNOW, IPv6, and notifications
    • Anycast, DNSSEC, MFA, and DDoS protection on higher tiers

    Where it doesn't

    • Anycast and DNSSEC start at the Astronaut plan
    • Advanced support and infrastructure require higher-tier plans
    • Enterprise pricing is substantially higher than Pro and Astronaut
  • SecondDNS — where it wins

    • AXFR and IXFR synchronization across paid tiers
    • REST API, dashboard, health checks, and alerts
    • Integrations for cPanel, Plesk, and monitoring tools

    Where it doesn't

    • No ongoing free plan after the three-month trial
    • IXFR starts only on Pro and higher plans
    • Premium support and custom SLA require the top tier

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update