NS1 vs UltraDNS (Neustar)
Side-by-side comparison of features, pricing, ratings, and alternatives.
NS1 provides a cloud‑native DNS service that combines real‑time traffic steering with advanced analytics. It helps businesses improve availability, reduce latency, and mitigate DDoS attacks through intelligent routing and automation. The platform integrates with CI/CD pipelines, cloud providers, and monitoring tools, enabling developers to programmatically control DNS records and respond to changing traffic patterns instantly. NS1’s global anycast network ensures fast resolution worldwide.
UltraDNS from Neustar provides authoritative DNS services backed by a globally distributed anycast network, delivering low‑latency resolution and robust DDoS protection. It supports advanced traffic management, DNSSEC, and real‑time analytics for enterprises that need reliable, secure domain name resolution. The platform integrates with cloud and on‑premises environments, offering API access, zone management, and health‑checking features to ensure high availability and fast failover for critical applications and web services.
- Ultra‑low latency global resolution
- Powerful real‑time routing engine
- Comprehensive API for automation
- Robust DDoS mitigation
- Ultra‑low query latency
- Enterprise‑grade DDoS protection
- Comprehensive traffic management options
- Extensive API for automation
- Pricing can be high for large query volumes
- Advanced features require technical expertise
- Limited free tier compared to basic DNS providers
- Higher cost than basic DNS providers
- Complex feature set may require specialist knowledge
- No free tier available
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Enterprise-grade managed DNS services with industry-leading uptime and performance.
The Verdict
AI-generated from listing dataBoth NS1 and UltraDNS offer enterprise‑grade anycast DNS with 99.99% SLA, but NS1 includes a free tier and stronger real‑time routing, while UltraDNS provides broader regional coverage (including Africa) and full DNSSEC support.
Key differences
- •NS1 offers a freemium tier; UltraDNS has no free tier.
- •UltraDNS lists DNSSEC support explicitly; NS1 does not mention DNSSEC.
- •UltraDNS covers Africa in its datacenter regions; NS1 does not.
- •NS1 emphasizes real‑time traffic steering tied to CI/CD pipelines; UltraDNS focuses on geography/latency steering.
- •Both provide DDoS protection, but UltraDNS highlights volumetric attack absorption.
Pricing & value
NS1 provides a free tier, giving a low‑cost entry point; UltraDNS is paid‑only.
Uptime & reliability
Both guarantee 99.99% SLA.
Performance
Both use global anycast networks for ultra‑low latency resolution.
Developer experience
NS1 highlights an API‑first design and CI/CD‑linked automation; UltraDNS mentions a robust API but less detail.
Regions & compliance
UltraDNS includes Africa in its listed regions; NS1 does not.
Security features
UltraDNS explicitly supports DNSSEC; NS1 does not mention DNSSEC.
Lock‑in risk
Both rely on proprietary platforms with similar API‑based automation; no data on data export.
Choose NS1 if…
Enterprises needing a low‑cost start, real‑time traffic steering, and strong developer automation.
Choose UltraDNS (Neustar) if…
Large‑scale services requiring DNSSEC, Africa coverage, and maximal DDoS absorption.
Common questions
Is there a free or low‑cost option to try the service?
Yes, NS1 offers a free tier; UltraDNS does not provide a free tier.
Do both services support DNSSEC?
Only UltraDNS lists full DNSSEC support; NS1 does not mention DNSSEC in the provided facts.
Which provider covers more geographic regions?
UltraDNS lists Africa in addition to NA, EU, APAC, and South America; NS1 lists the same regions except Africa.