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Best DomainTools Reverse WHOIS Alternatives in 2026

#6 of 25 in Reverse WHOIS Search Tools

The top DomainTools Reverse WHOIS alternatives are WhoisXML API Reverse WHOIS, Whoxy and Whoisology: 15 reverse WHOIS search tools our editors would look at instead of DomainTools Reverse WHOIS, in our ranking order.

8.6/10Editor score
DomainTools Reverse WHOIS8.6 Visit DomainTools

DomainTools Reverse WHOIS: A paid Reverse WHOIS service for current, historical and multi-term domain research. Where it falls short: no free plan includes reverse WHOIS searches.

Switching from DomainTools Reverse WHOIS? For most reverse whois search tools buyers the best DomainTools Reverse WHOIS alternative is WhoisXML API Reverse WHOIS, built for broad, flexible reverse-WHOIS investigations. On a budget, DNS Checker Reverse WHOIS starts at $19/mo.

Why People Look for a DomainTools Reverse WHOIS Alternative

  • No free plan includes Reverse WHOIS searches
  • Individual Membership has limited monthly searches
  • Enterprise access is sold separately from individual plans
  • No free plan — 7 of the alternatives below have it

Quick Picks by What You Need

All 15 DomainTools Reverse WHOIS Alternatives, Ranked

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.

  1. Best forBroad, flexible reverse-WHOIS investigations

    • Better than DomainTools Reverse WHOIS:
    • Free plan
    • Editor score 9.4 vs 8.6

    A flexible reverse-WHOIS service for current, historical, and large-scale domain investigations.

    • Bulk search
    • Organization search
    • Person/name search
    9.4/10★★★★★
    Visit WhoisXML API
  2. Whoxy

    Best forHigh-volume API and bulk lookup users

    • Better than DomainTools Reverse WHOIS:
    • Editor score 9.2 vs 8.6

    A broad WHOIS data service for high-volume API, reverse search, and bulk lookup work.

    9.2/10★★★★★
    Visit Whoxy
  3. Best forResearchers needing historical ownership exploration

    • Better than DomainTools Reverse WHOIS:
    • Free plan
    • Editor score 9.0 vs 8.6

    A focused research tool for tracing domain ownership, connections, and historical records.

    • Bulk search
    • Person/name search
    • Historical records
    9.0/10★★★★☆
    Visit Whoisology
  4. DomainIQ

    Best forProfessional domain intelligence teams

    • Better than DomainTools Reverse WHOIS:
    • Editor score 8.8 vs 8.6

    A broad domain-intelligence toolkit for professional investigations and monitoring.

    • Bulk search
    • Organization search
    • Person/name search
    8.8/10★★★★☆
    Visit DomainIQ
  5. MarketXY

    Best forEnterprise-scale domain data operations

    • Better than DomainTools Reverse WHOIS:
    • Editor score 8.7 vs 8.6

    A broad reverse-WHOIS and domain intelligence platform for data-heavy teams.

    • Bulk search
    • Organization search
    • Person/name search
    8.7/10★★★★☆
    Visit MarketXY
  6. Best forBudget-conscious users needing broad coverage

    • Better than DomainTools Reverse WHOIS:
    • Free plan

    Broad reverse WHOIS coverage with a free plan and paid API access.

    • Organization search
    • Person/name search
    8.5/10★★★★☆
    Visit DNS Checker
  7. Best forMature domain research and monitoring teams

    A deep reverse WHOIS and domain-monitoring toolkit for established research teams.

    • Bulk search
    • Organization search
    • Person/name search
    8.4/10★★★★☆
    Visit DomainCrawler
  8. Best forPrecise API-based ownership searches

    A precise, credit-based API for current and historical ownership searches.

    • Organization search
    • Person/name search
    • Historical records
    8.3/10★★★★☆
    Visit BigDomainData
  9. Driftnet

    Best forFree, broad OSINT-style domain research

    • Better than DomainTools Reverse WHOIS:
    • Free plan

    A broad free toolkit for reverse WHOIS, DNS, scans, certificates, and enrichment.

    • Organization search
    • Person/name search
    8.2/10★★★★☆
    Visit Driftnet
  10. Best forAffordable mixed lookup and bulk users

    • Better than DomainTools Reverse WHOIS:
    • Free plan

    Affordable reverse WHOIS coverage with bulk search, historical records, and API access.

    • Bulk search
    • Historical records
    8.1/10★★★★☆
    Visit LastLookup
  11. Best forDeveloper teams needing SDK-ready API access

    A developer-ready reverse WHOIS API with historical searches, SDKs, and workflow integrations.

    • Organization search
    • Person/name search
    • Historical records
    8.0/10★★★★☆
    Visit WhoisFreaks
  12. Profundis

    Best forOrganization-focused investigators

    • Better than DomainTools Reverse WHOIS:
    • Free plan

    A broad reverse WHOIS and internet-intelligence toolkit with API access and credit-based pricing.

    • Organization search
    • Person/name search
    7.9/10★★★★☆
    Visit Profundis
  13. Best forUsers wanting a free research toolkit

    • Better than DomainTools Reverse WHOIS:
    • Free plan

    A broad domain intelligence suite with free access and credit-based usage.

    • Organization search
    • Person/name search
    • Historical records
    7.8/10★★★★☆
    Visit site
  14. Best forTechnical users comfortable with open source

    A capable command-line tool for current and historic Reverse WHOIS research.

    • Bulk search
    • Organization search
    • Historical records
    7.7/10★★★★☆
    Visit site
  15. OSINT.sh

    Best forAPI users focused on email and keyword pivots

    A credit-based reverse WHOIS and network lookup toolkit with API access.

    • Person/name search
    • Historical records
    7.5/10★★★★☆
    Visit OSINT.sh

DomainTools Reverse WHOIS Alternatives: Common Questions

What is the best alternative to DomainTools Reverse WHOIS?

WhoisXML API Reverse WHOIS: #1 in our Reverse WHOIS Search Tools ranking, with an editor score of 9.4 out of 10. A flexible reverse-WHOIS service for current, historical, and large-scale domain investigations.

Is there a free alternative to DomainTools Reverse WHOIS?

Yes. WhoisXML API Reverse WHOIS, Whoisology, MarketXY, DNS Checker Reverse WHOIS and Driftnet have a free plan or a free tier (9 of the 15 alternatives on this page).

What is the cheapest paid alternative to DomainTools Reverse WHOIS?

Of the alternatives here that publish a price, DNS Checker Reverse WHOIS starts lowest, at $19/mo.

Why do people look for DomainTools Reverse WHOIS alternatives?

No free plan includes Reverse WHOIS searches; Individual Membership has limited monthly searches; Enterprise access is sold separately from individual plans.

Which DomainTools Reverse WHOIS alternative has the most result limit?

WhoisXML API Reverse WHOIS, with 10000 results.

How do I switch from DomainTools Reverse WHOIS?

Export your data from DomainTools Reverse WHOIS (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel DomainTools Reverse WHOIS.

How to Switch from DomainTools Reverse WHOIS

  1. Export your data from DomainTools Reverse WHOIS (most tools have an export in their settings).
  2. Sign up for the alternative; start on its free plan or trial if it has one.
  3. Import your export and set up the integrations your team relies on.
  4. Run both side by side for a short while, then cancel DomainTools Reverse WHOIS.

DomainTools Reverse WHOIS vs Each Alternative

#ToolFree planPaid fromPerson/name searchOrganization searchEmail searchHistorical recordsBulk searchAPI accessScore
6DomainTools Reverse WHOISNo$995/yrYesYesYesYesYesYes8.6
1WhoisXML API Reverse WHOISYesYesYesYesYesYesYes9.4
2WhoxyNo$10/unit one-time9.2
3WhoisologyYes$300/yrYesYesYesYesYes9.0
4DomainIQNo$49.95/moYesYesYesYesYesYes8.8
5MarketXYYesYesYesYesYesYes8.7
6DNS Checker Reverse WHOISYes$19/moYesYesYesNoNoYes8.5
7DomainCrawlerYesYesYesYesYesYes8.4
8BigDomainData Reverse WHOIS APINo$25/unit usage-basedYesYesYesYesYes8.3
9DriftnetYesFreeYesYesYesYes8.2
10LastLookupYes€9/moYesYesYesYes8.1
11WhoisFreaks Reverse WHOIS APINo$75/moYesYesYesYesYes8.0
12ProfundisYesYesYesYesYes7.9
13Domain Research SuiteYesYesYesYesYesYes7.8
14Reverse WHOIS CLIFreeYesYesYesYesYes7.7
15OSINT.sh$50/moYesYesYesYes7.5

Head-to-Head

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update