InboxGuards Email Test · api.inboxguardstest.com
InboxGuards Email Test
Email deliverability and security report for a real email you sent. 1) POST /v1/tests (free) for a one-time address + read token. 2) Send one real email to it. 3) GET this with ?test_id= and X-Read-Token. Report: SPF, DKIM (key size, alignment), DMARC, ARC, BIMI, sending IP rDNS + SpamCop, MTA-STS/TLS-RPT, one-click unsubscribe, headers, content, 0-100 score, top fixes. Not-ready/unknown tests: 4xx, never charged.
Sample input
input4 keys
headers1 key
X-Read-Token"<read_token from POST /v1/tests>"
method"GET"
queryParams1 key
test_id"abcdefgh2345"
type"http"
inputobject, 4 keysSample response
response16 keys
authentication3 keys
dkim[…]1 item
dmarc{ policy, result }2 keys
spf{ evaluated, result }2 keys
cloudflare2 keys
acceptedtrue
spam_score2
connection6 keys
fcrdnstrue
helo"mail.example.com"
ip"192.0.2.10"
ptr[…]1 item
source"cloudflare_received"
spamcop"not_listed"
findings1 item
0{ area, id, severity, … }4 keys
grade"B"
links4 keys
checked[…]0 items
reason"link reputation not configured"
status"not_checked"
unchecked_domains[…]1 item
message4 keys
body_analyzedtrue
envelope_from"bounce@example.com"
from_domain"example.com"
size_bytes5321
notes1 item
0"These are deliverability signals, not a guarantee of inbox placement."
partial_errors0 items
received_at"2026-10-10T06:48:16.999Z"
schema_version"1.0"
score88
suggestions0 items
test_id"abcdefgh2345"
top_fixes1 item
0{ fix, id, title }3 keys
transport_policy3 keys
inbound_tls_observedfalse
mta_sts{ record }1 key
tls_rptfalse
responseobject, 16 keysTrack record
- Paid calls, last 30 days
- 1
- Buyers, last 30 days
- 1
- Last paid call
Reported by the x402 directory.