ZelNum vs Lookproof

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ZelNum compared with Lookproof
Detail	ZelNum	Lookproof
What it does	Phone number, carrier, and messaging app verification platform for contact list cleaning and fraud review	Mail, DNS and web checks for developers and AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	EE	DK
Pricing model	Paid	Not given
Pricing	Pay-as-you-go prepaid credits. WhatsApp: $0.5 per 10,000 lookups (bulk) or $0.008 per lookup (realtime). Telegram: $1.5 per 10,000 lookups (bulk) or $0.012 per lookup (realtime). HLR Lookup: $4 per 10,000 lookups. Carrier Lookup: $4 per 10,000 lookups. No subscription, minimum order 500–2,000 depend	API checks from $0.002 to $0.08 per request in USDC. Browser checks are free and rate-limited. Bulk mail configuration checks at $0.024 per domain with minimum $0.03 per request.
Key features	Bulk CSV/TXT file upload and processing VoIP and disposable number detection Real-time single lookups and batch API jobs	SPF, DMARC, DKIM and MX record checks DNS record inspection with TTL and resolver information TLS certificate checking Security headers analysis Free browser-based checks Pay-per-request API in USDC Bulk mail checks for up to 20 domains Explained findings with evidence and freshness data DNSSEC validation checking
What makes it different	45 verification tools in one workflow covering phone, carrier, messaging apps, and social platforms Global coverage across international phone datasets and carrier networks Pay-as-you-go credits with no subscription, minimum commitment, or recurring fees Scalable from free single lookups to bulk API workflows and high-volume batch jobs	Read-only checks of public DNS and mail configuration with plain language explanations Fixed prices known before payment Structured results with machine-readable schemas for AI agents
Community votes	0	0
DR (Domain Rating by Ahrefs)	18 +1 (up) since last check	1 no change since last check
Trust Flow (Majestic)	15	0
Citation Flow (Majestic)	29	13
Referring domains (Majestic)	19	5

5 details filled in for both companies.

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