ELLIO Reverse DNS (rDNS)

Reliable, continuously updated reverse DNS dataset for IPv4-to-hostname mapping.

Map IPs to hostnames with confidence.

ELLIO Reverse DNS Dataset (rDNS)

FEATURE

Coverage

~1.2B entities daily

Update Frequency

Daily

Format

JSONL

Historical Records

From Jan 1, 2026

PURCHASE OPTIONS

One-time purchase of a single rDNS dataset

$195

Unlimited monthly access to all rDNS datasets

$980

Unlimited yearly access to all rDNS datasets

$7,000

THREAT PROTECTION

Average Size

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175,000 - 400,000 entities

Update Frequency

  • Every minute
  • Every 5 minutes
  • Every 30 minutes

Tailored to network perimeter

Comprehensive coverage, no need for tailoring

COMPATIBILITY

ntopng

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Palo Alto Networks NGFW

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Check Point NGFW

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Fortinet NGFW

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Cisco NGFW

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F5 NGFW

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OPNSense

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pfSense

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TARGET AUDIENCE

Suitable for backbone network appliances

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Suitable for medium and large enterprises

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Recommended for

• Medium and Large Enterprises
• ISPs
• Data Centers
• Government
• MSSPs

FEATURES

Self-service web portal

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Multi-tenancy

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PRICING

Pricing model

Per corporate entity and use case


What our users say

Petr photo
“Thank you for providing such an efficient threat list for Fortinet. Averaging 350K detections weekly, results truly speak for themselves. I highly recommend it. Their weekly reports are short and useful. In short, it really works!”
Daniel
IT Infrastructure Engineer

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Ready to see ELLIO in action?