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Dbusta uses Kit as their primary email service provider. Their email authentication setup is good (score 73/100). Missing: DMARC enforcement.

Marketing ESPKit
Total observations77
Active days36
Avg per active day2.1
Last activity📬 Active · today
Cadence~every 2 days
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Email setup 73/100

Authentication signals observed in this brand's emails. SPF, DKIM and DMARC are the standard sender-authentication stack — see the DMARC policy below for whether spoofing is actually blocked or just monitored. One-click unsubscribe meets Google & Yahoo's bulk-sender requirements.

Solid setup, room to improve
Most authentication signals are present. A couple of pieces would tighten things up.
73/100
SPF
pass
DKIM
pass
DMARC
pass (none)
BIMI
none
Unsubscribe
one-click
SPF lookups 1/10

SPF / DKIM / DMARC above reflect the last 10 emails we've observed. DMARC policy is read live from DNS.

Authentication

DMARC published as p=none with no rua= reporting — monitor-only, and the sender isn't collecting reports either.

SPF alignment: all 71 observed emails use a return-path aligned with dbusta.com (ckespa.dbusta.com). SPF authenticates the visible From — supports DMARC directly.

DKIM alignment: all 60 observed emails sign with a domain aligned with dbusta.com (dbusta.com). DKIM authenticates the visible From — supports DMARC directly.

Transport & deliverability

TLS: modern — 100% TLS 1.3 (across 25 sends).

Delivery: fast — 100% of emails in the last 7 days arrive in under 10 seconds (across 7 sends).

Other ESPs detected

Brands often use multiple ESPs (e.g. one for marketing, another for transactional/notifications).

None — only the primary ESP(s) shown above

Confirmed senders

ESPs we've seen sending email for this brand. Green = confirmed by SPF, sender IP rDNS, or known infra pairing (label shows the source). Grey = observed but not yet confirmed by SPF or PTR.

Kit ✓ confirmed

Other SPF authorizations

ESPs this brand has authorized in their SPF record. We confirm them with a green ✓ only after seeing recurring use (3+ emails across 2+ days). Until then they stay here — either we haven't observed any email yet, or we've seen a handful but not enough to call them a regular sender for the brand.

SendGrid

Probed: dbusta.com, ckespa.dbusta.com

Where emails landed (Gmail)

Folder distribution across all emails from this brand observed in Gmail inboxes. High inbox % = good deliverability; spam appearances are the headline signal.

FolderCountShare
inbox 66 100.0%

Placement by ESP

Which ESP's emails are landing where. Sorted by spam % so problem senders surface first. Brands using one ESP for marketing and another for transactional often see very different placement profiles per ESP. Per-ESP folder data only started being captured recently — counts here may be smaller than the total above until backfill catches up.

ESP Emails Placement Inbox % Tabs % Spam %
Kit 60
100.0% 0.0% 0.0%

ESP activity over time

May 4 – Jun 30, 2026 · 38 days with sends

Daily observations per ESP. Brands often run multiple ESPs concurrently — marketing on one, transactional on another — so this chart shows usage rather than switches.

7 0 Kit: 1 (2026-05-04)1Kit: 1 (2026-05-05)1Kit: 2 (2026-05-06)2Kit: 1 (2026-05-09)1Kit: 1 (2026-05-10)1Kit: 1 (2026-05-11)1Kit: 2 (2026-05-12)2Kit: 1 (2026-05-13)1Kit: 1 (2026-05-14)1Kit: 1 (2026-05-15)1Kit: 3 (2026-05-18)3Kit: 2 (2026-05-19)2Kit: 2 (2026-05-20)2Kit: 1 (2026-05-21)1Kit: 1 (2026-05-22)1Kit: 1 (2026-05-24)1Kit: 1 (2026-05-25)1Kit: 2 (2026-05-26)2Kit: 4 (2026-05-27)4Kit: 2 (2026-05-28)2Kit: 1 (2026-05-29)1Kit: 1 (2026-05-30)1Kit: 3 (2026-06-02)3Kit: 1 (2026-06-04)1Kit: 1 (2026-06-05)1Kit: 1 (2026-06-08)1Kit: 1 (2026-06-09)1Kit: 6 (2026-06-10)6Kit: 5 (2026-06-14)5Kit: 7 (2026-06-15)7Kit: 5 (2026-06-16)5Kit: 2 (2026-06-18)2Kit: 3 (2026-06-21)3Kit: 2 (2026-06-22)2Kit: 1 (2026-06-23)1Kit: 1 (2026-06-26)1Kit: 4 (2026-06-29)4Kit: 1 (2026-06-30)105/0405/1005/1605/2205/2806/0306/0906/1506/2106/2706/30
Kit

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Sending IPs

IP addresses dbusta.com has been observed sending from, and where their mail landed in Gmail.

IPHostnameObsPlacementReputation
168.245.126.179 o4.ck.m.convertkit.com 16 1 Check →
149.72.176.45 o30.ck.m.convertkit.com 10 1 Check →
168.245.5.113 o20.ck.n.convertkit.com 8 5 Check →
149.72.60.6 o47.ck.n.convertkit.com 8 Check →
149.72.39.237 o38.ck.n.convertkit.com 7 Check →
149.72.61.159 o46.ck.n.convertkit.com 7 1 Check →
159.183.200.47 o51.ck.n.convertkit.com 7 Check →
149.72.193.89 o48.ck.n.convertkit.com 7 2 Check →
192.254.115.187 o42.ck.n.convertkit.com 5 2 Check →
149.72.158.9 o27.ck.m.convertkit.com 2 Check →

Sending domains

DomainESPs detectedDelivery (7d)
dbusta.comKit 77