The Best IP search - Network Entity Reputation Database Alternatives in 2026

IANA Root Zone Database lists delegation details for top-level domains in the DNS root.

Look up domain, IP, autonomous system, and entity records with RDAP.org RDAP-based lookup tool.

Whoxy provides a WHOIS API for looking up domain registration records from a database of historical records.

Check domain registration details and availability with Whois.com, which also sells domain names and hosting.

Google Transparency Report publishes data about requests and activity affecting Google services.

Central Ops offers network diagnostic tools including traceroute, nslookup, and WHOIS lookups.

Look up DNS records and RDAP domain information with whois_, which supports common record types and network entities.

GreyNoise Intelligence analyzes untargeted internet scanning and provides context about IP addresses seen probing networks.

Cloudflare DDNS Updater updates dynamic DNS records so users can reach a home network through a custom domain.

Search domain names and check availability across more than 800 extensions with InstantDomain.

Change DNS servers on Windows with DNS Jumper, a free portable utility with IPv6 support.

Manage encrypted DNS configurations on iOS with DNSecure, an App Store utility.

Intercept system DNS requests on Windows and configure resolvers with YogaDNS.

AFRINIC allocates and manages IP addresses and autonomous system numbers for Africa.

Set up DNS-based URL redirects with redirect.name using DNS records, without a server or dashboard.

ARIN administers IP addresses and autonomous system numbers for internet operations in its region.

Explore autonomous system and IP address allocation statistics by country or region on IPIP.NET.

IANA manages DNS root zone assignments and other internet numbering and protocol registries.

Browse trusted DNS providers listed in AdGuard’s knowledge base for use with its products.

Configure encrypted DNS with Mullvad’s public DoH and DoT service, scheduled to end on November 2, 2026.

APNIC administers internet number resources for the Asia Pacific region.

LeakIX searches exposed internet services and databases by query terms such as ports, protocols, and IP addresses.

DomainTools provides WHOIS lookups, domain availability searches, IP history, traffic data, and other domain research information.

LACNIC manages IP addresses and autonomous system numbers for Latin America and the Caribbean.