Amazon uses Amazon SES as their primary email service provider. They rank #729 in the Tranco list of most-popular domains. Their email authentication setup is solid (score 95/100).
Amazon SESAuthentication 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.
SPF / DKIM / DMARC above reflect the last 10 emails we've observed. DMARC policy is read live from DNS.
DMARC reports sent to 
p=quarantine means receivers actively block or quarantine spoofed mail.
SPF alignment: all 112 observed emails use a return-path aligned with amazon.es (bounces.amazon.es). SPF authenticates the visible From — supports DMARC directly.
DKIM alignment: all 95 observed emails sign with a domain aligned with amazon.es (amazon.es). DKIM authenticates the visible From — supports DMARC directly.
TLS: modern — 100% TLS 1.3 (across 46 sends).
Delivery: fast — 94% of emails in the last 7 days arrive in under 10 seconds (across 16 sends).
Brands often use multiple ESPs (e.g. one for marketing, another for transactional/notifications).
None — only the primary ESP(s) shown aboveESPs 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.
No additional ESPs authorized in the brand's SPF beyond the confirmed senders above.
Probed: amazon.es, bounces.amazon.es
Folder distribution across all emails from this brand observed in Gmail inboxes. High inbox % = good deliverability; spam appearances are the headline signal.
| Folder | Count | Share |
|---|---|---|
| inbox | 131 | 96.3% |
| promotions | 5 | 3.7% |
Placement observed in Outlook / Microsoft 365 mailboxes. Focused Inbox splits mail into two tabs, "Focused" (inbox) and "Other", plus Junk. 50% reached the Focused inbox across 2 observed emails.
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 % |
|---|---|---|---|---|---|
| Amazon SES | 108 | 97.2% | 2.8% | 0.0% |
Daily observations per ESP. Brands often run multiple ESPs concurrently — marketing on one, transactional on another — so this chart shows usage rather than switches.
IP addresses amazon.es has been observed sending from, and where their mail landed in Gmail.
| IP | Hostname | Obs | Placement | Reputation |
|---|---|---|---|---|
| 54.240.0.107 | a0-107.smtp-out.eu-west-1.amazonses.com |
4 | — | Check → |
| 54.240.0.99 | a0-99.smtp-out.eu-west-1.amazonses.com |
3 | — | Check → |
| 54.240.1.112 | a1-112.smtp-out.eu-west-1.amazonses.com |
3 | — | Check → |
| 54.240.0.49 | a0-49.smtp-out.eu-west-1.amazonses.com |
3 | 1 | Check → |
| 54.240.0.128 | a0-128.smtp-out.eu-west-1.amazonses.com |
3 | — | Check → |
| 54.240.1.161 | a1-161.smtp-out.eu-west-1.amazonses.com |
3 | — | Check → |
| 54.240.1.95 | a1-95.smtp-out.eu-west-1.amazonses.com |
3 | 1 | Check → |
| 54.240.0.61 | a0-61.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.1.157 | a1-157.smtp-out.eu-west-1.amazonses.com |
2 | 1 | Check → |
| 54.240.0.251 | a0-251.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.206 | a0-206.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.30 | a0-30.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.199 | a0-199.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.157 | a0-157.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.191 | a0-191.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.168 | a0-168.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.1.36 | a1-36.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.147 | a0-147.smtp-out.eu-west-1.amazonses.com |
2 | — | Check → |
| 54.240.0.253 | a0-253.smtp-out.eu-west-1.amazonses.com |
2 | 2 | Check → |
| 23.249.208.106 | d208-106.smtp-out.ca-central-1.amazonses.com |
2 | 2 | Check → |
| 54.240.0.138 | a0-138.smtp-out.eu-west-1.amazonses.com |
1 | — | Check → |
| 54.240.0.12 | a0-12.smtp-out.eu-west-1.amazonses.com |
1 | — | Check → |
| 54.240.1.106 | a1-106.smtp-out.eu-west-1.amazonses.com |
1 | — | Check → |
| 54.240.0.40 | a0-40.smtp-out.eu-west-1.amazonses.com |
1 | — | Check → |
| 54.240.0.218 | a0-218.smtp-out.eu-west-1.amazonses.com |
1 | — | Check → |
| Domain | ESPs detected | Delivery (7d) |
|---|---|---|
amazon.es | Amazon SES 144 |
