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See who's
undercutting
your brand.

Tracewall reads every offer on your listings, flags each seller advertising below your MAP, and estimates what the leak costs you a month.
Radar and evidence — not a takedown service.

eBay listings today · no card, no account

Amazon eBay Walmart Google Shopping Ozon

The artifact you forward
to your channel lead.

Every scan produces the same document. The numbers are open. Only the seller names are held back.

NorthPeak Trail 30L Backpack, charcoal

Revenue leakage report

NorthPeak Trail 30L Backpack

eBay · item 385510294471 · MAP $120.00

Sample
$11,605
Monthly revenue at risk
5
Sellers not on your allow-list
4
Advertising below MAP
Lost
Buy Box
Seller Price Vs MAP Status Buy Box
deal_hub_9 $126.00 Unauthorized
alpine-outfitters $124.00 Authorized
northpeak-official $120.00 Authorized
pack-n-go-store $112.75 −$7.25 Below MAP · unauthorized
trailco-deals $104.99 −$15.01 Below MAP · unauthorized
gearvault_outlet $98.50 −$21.50 Below MAP · unauthorized Holds it
summit-surplus $89.00 −$31.00 Below MAP · unauthorized
deal_hub_9 $126.00 Unauthorized
alpine-outfitters $124.00 Authorized
northpeak-official $120.00 Authorized
pack-n-go-store $112.75 Below MAP · unauthorized −$7.25
trailco-deals $104.99 Below MAP · unauthorized −$15.01
gearvault_outlet $98.50 Below MAP · unauthorized · holds Buy Box −$21.50
summit-surplus $89.00 Below MAP · unauthorized −$31.00

The names cost one work email.

The figures above are yours to keep. Give us a work address and we'll unblur the seller aliases, their storefronts and their capture history.

How it works

See it.

A daily scan reads every offer on your listings and records the price, the seller, the storefront and who holds the Buy Box. Anyone not on your allow-list is reported as unauthorized.

Cost it.

Each violation is priced against your MAP and your demand signal, so what lands in your inbox is money rather than a count. Every figure shows the inputs that produced it.

Act on it.

Export a timestamped evidence pack and an escalating MAP notice addressed to the seller or the marketplace. You send it. We log the reply and keep watching the listing.

Every observation
is verifiable.

A capture is a rendered page, a timestamp and a SHA-256 digest of the record. Recompute the digest yourself — the number below is hashed in your browser, right now, from the record on the right.

We are not SOC 2 or ISO 27001 certified yet, and our security page says so plainly.

Evidence pack · 1 of 4

v1
Marketplace
eBay · item 385510294471
Seller
gearvault_outlet
Observed
2026-08-04 09:12:44 UTC
Advertised
$98.50
Your MAP
$120.00
Undercut
−$21.50 (17.9%)
Capture
Rendered DOM + screenshot, no seller contact
SHA-256 of record
computing…

Radar, not
a retainer.

There are three ways to handle sellers who undercut you. This is what each one hands you at the end of the month.

Enforcement agency

Outsourced takedowns

$2k–$6k/mo, plus a fee per case

  • A monthly summary, not the listings.
  • Their crawl, on their schedule.
  • The evidence stays in their case file.
  • You hear what happened after it happened.

Price tracker

Charts, not sellers

Around $49/mo, self-serve

  • Prices, with no seller identity.
  • No allow-list, so nothing reads as unauthorized.
  • No MAP logic and no exposure model.
  • Nothing you could forward to counsel.

Tracewall

Radar and evidence

From $124/mo. The first scan needs no card.

  • Every offer on every listing, read daily.
  • Sellers named, then checked against your allow-list.
  • Money, with the inputs that produced it.
  • A timestamped pack and a notice — yours to send.

We don't file takedowns. When you want someone to, hire the agency and hand them the pack — that is what it is for.

See what's in a pack

Read the receipts.

Two brands, their figures, and what they did with them. We publish nothing without sign-off.

Case study · Outdoor gear · eBay + Amazon

$11,605

a month, advertised under MAP by sellers NorthPeak had never authorized.

18

unauthorized sellers found

9

gone within six weeks

71%

fewer MAP breaks

“We had argued for a year about whether the problem was real. The first report ended the argument in four minutes.”

Dana Whitfield · VP Sales, NorthPeak

Read the case study

Case study · Hydration · Amazon + Walmart

$6,240

a month closed in four weeks, without filing a single takedown.

“The evidence pack did the work. Two sellers corrected their price the same week they got it.”

Marcus Oyelaran · Head of Channel, Atlas Hydration

Read the case study
“Setup was a URL and a CSV. The first number landed before our call ended.”
Lena Vogt · Ecommerce director, Kastel

0

takedowns filed. Both brands closed their queues with a notice and an evidence pack.

“It is the only tool in the stack that tells me what a violation costs. The rest just tell me it exists.”
Priya Raghunathan · Brand protection, Verve Audio
“Our counsel forwards the packs unedited. That never happened with a screenshot.”
Tom Brennan · General counsel, Fielder & Co

Priced like a tool,
not a retainer.

Paid plans collect Amazon, eBay, Walmart, Google Shopping and Ozon. The free scan on this page reads eBay only.

Monthly Yearly 2 months free

Starter

Know the moment it happens

$124/mo

$1,490 billed yearly

  • 1 brand · 250 SKUs
  • Daily scans, eBay + Amazon
  • Below-MAP alerts by email
  • Evidence packs, unlimited
Start scanning

Managed

We handle it for you

$749/mo

$8,990 billed yearly

  • Everything in Growth
  • An analyst triages your queue
  • Notices drafted for your signature

If we haven't cut your open unauthorized-seller violations by half within 30 days, that month is on us.

Book a call

Enterprise

Custom & international marketplaces

Custom

Annual agreement

  • Unlimited brands and SKUs
  • Ozon, noon, amazon.ae
  • SSO and API access
  • Named contact, quarterly review
Talk to us

Billing is not wired yet — checkout takes you to registration. Alerts fire on a daily scan, not in real time.

Make it stop.

The questions counsel asks first,
answered without hedging.