ZeroBounce
Email verification and deliverability platform with additional data append features.
Email verification and deliverability platform with additional data append features.
Primitives
- Provider type
- commercial
- Core dataset
- Email verification and deliverability platform with additional data append features.
Email verification and deliverability platform with additional data append features.
Why GTM teams care
Email verification and deliverability platform with additional data append features.
Tasks you can run with ZeroBounce on Deepline
ZeroBounce is wired into Deepline. 7 actions are available out of the box, runnable from the CLI or as a column step in an enrichment spreadsheet.
Quick start
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_activity_data:{"email":"{{email}}"}' --jsonAvailable actions
Zerobounce Activity Data
Check recent email engagement before re-engaging cold contacts.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_activity_data:{"email":"{{email}}"}' --jsonZerobounce Api Usage
Get API usage statistics for a date range for reporting and budget tracking.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_api_usage:{"start_date":"{{start_date}}","end_date":"{{end_date}}"}' --jsonZerobounce Batch Validate
Validate up to 100 emails in one call. Same per-email cost but fewer API round-trips.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_batch_validate:{"email_batch":[{"email_address":"{{email_address}}"}]}' --jsonZerobounce Credits
Check remaining credit balance before large batch runs.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_credits:{}' --jsonZerobounce Domain Search
Enumerate known email formats and patterns for a domain before constructing candidate addresses.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_domain_search:{"domain":"{{domain}}"}' --jsonZerobounce Email Finder
Discover the most likely email pattern for a domain, with optional name personalization.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_email_finder:{"domain":"{{domain}}"}' --jsonZerobounce Validate
Final email deliverability gate before outbound sends with detailed status and sub_status.
deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=zerobounce_validate:{"email":"{{email}}"}' --jsonWhat people are saying about ZeroBounce
Real quotes from 4 cited sources across review sites, blogs, Reddit, HN, X, and community forums.
“ZeroBounce offers 45+ native integrations and a well-documented REST API, making it one of the most connected verification tools available. Real-time verification for form validation is a strong use case with solid developer experience. For teams doing periodic list cleaning who also want deliverability monitoring in one place, the ZeroBounce ONE plan at $99/month bundles everything nicely. For pure high-volume verification only, dedicated tools like MillionVerifier or Bouncer run 2-5x cheaper per email.”
“In the 2026 Email Verification Benchmark, ZeroBounce lands in the top 3 with 96-98% accuracy in independent tests. The 99.6% claim on their site is marketing — real-world performance is slightly lower but still excellent. Accuracy and ease of use dominate the positive reviews, with users consistently highlighting fast list processing, clean result categorization, and detailed reports.”
“When tested against a controlled dataset of 1,222 real and fake contacts, ZeroBounce struggled with catch-all defenses, producing an 8% false positive rate while missing 30% of real buyers. For best results, pair ZeroBounce with a catch-all specialist or run a secondary verification pass on domains flagged as catch-all. The core verification engine is strong — it is the edge cases that need a layered approach.”
“Not all email validation APIs return the same level of insight. Our latest blog post compares Melissa vs ZeroBounce Email Validation APIs across validation accuracy, result transparency and performance. Learn why more granular validation details can make a difference.”
Frequently asked
What is ZeroBounce?
Email verification and deliverability platform with additional data append features.
What is ZeroBounce best for?
ZeroBounce is tracked for Email verification and deliverability platform with additional data append features.
What do public references say about ZeroBounce?
The cited source set leans positive, with 2 positive references out of 4. Deepline tracks 4 cited sources for this provider entry.
What should teams check before choosing ZeroBounce?
Check coverage fit, integration surface area, data freshness, contract terms, and whether the provider matches the team's target accounts and regions.
Share your experience with ZeroBounce
No vendor influence — your review is published as-is. Post anonymously or with your name.
- Category
- Email Verification
- Community mentions
- 4
- Sentiment score
- Positive (0.50)
- Website
- www.zerobounce.net
Questions mentioning ZeroBounce
7 questions reference this provider.
What's the best email verification provider?
“...Weaknesses | Cost | |----------|-----------|------------|------| | **ZeroBounce** | Good accuracy, fast | Expensive at scale | $0.008/email | | **MillionVerifier** | Cheap, good catch-all d...”
How do I filter ZeroBounce results to show only valid emails?
“# Filter ZeroBounce Results for Valid Emails ## Filter by Valid Status 1. Click **Filter** above your table 2. Select your **Ze...”
Which data enrichment tools work best for LATAM prospecting?
“...ification due to significant deliverability variation by country: - [ZeroBounce](https://www.zerobounce.net/) - [Millionverifier](https://www.millionverifier.com/) ## Implementation Strate...”
If my emails bounce after running work email enrichment, does that mean the issue is on my side?
“Not necessarily. Even with email verification through tools like ZeroBounce, bounces can happen due to factors beyond your control including organizational changes (people leaving compa...”
Anyone here have any insight on Instantly vs. Zerobounce for email verification?
“yeah, i’ve used both. instantly is okay for a quick pass, but zerobounce is what i rely on to actually keep bounce rates down. i usually run zerobounce first, then send from instantl...”
How does the email validation waterfall process actually work?
“...y run when previous email validation is invalid - Default provider: **ZeroBounce**, known for high accuracy ### Validation Flow 1. First validation provider checks email 2. If email is inva...”
I have setup a waterfall enrichment in clay. I have API for hunter > prospeo > snov and only these three providers were selected to find the emails but still clay has utilized the credits. Why?
“...edits - Even when emails are found, validation through providers like ZeroBounce consumes additional credits, regardless of whether the email passes or fails validation. Each provider attemp...”
Community signals
Community discussions and reviews from the last 30 days.
ZeroBounce reference from TrulyInbox
ZeroBounce offers 45+ native integrations and a well-documented REST API, making it one of the most connected verification tools available. Real-time verification for form validation is a strong use case with solid developer experience. For teams doing periodic list cleaning who also want deliverability monitoring in one place, the ZeroBounce ONE plan at $99/month bundles everything nicely. For pure high-volume verification only, dedicated tools like MillionVerifier or Bouncer run 2-5x cheaper per email.
ZeroBounce reference from Instantly
In the 2026 Email Verification Benchmark, ZeroBounce lands in the top 3 with 96-98% accuracy in independent tests. The 99.6% claim on their site is marketing — real-world performance is slightly lower but still excellent. Accuracy and ease of use dominate the positive reviews, with users consistently highlighting fast list processing, clean result categorization, and detailed reports.
ZeroBounce reference from Allegrow
When tested against a controlled dataset of 1,222 real and fake contacts, ZeroBounce struggled with catch-all defenses, producing an 8% false positive rate while missing 30% of real buyers. For best results, pair ZeroBounce with a catch-all specialist or run a secondary verification pass on domains flagged as catch-all. The core verification engine is strong — it is the edge cases that need a layered approach.
ZeroBounce reference from @melissadata
Not all email validation APIs return the same level of insight. Our latest blog post compares Melissa vs ZeroBounce Email Validation APIs across validation accuracy, result transparency and performance. Learn why more granular validation details can make a difference.
All opinions are community-sourced from real GTM practitioners. No vendor can claim or edit this page.