You worked all summer. Take a break.
Here’s a well-deserved treat
Manta Sleep <[email protected]>
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Manta Sleep promotes their sleep products as a way to unwind after a busy summer. They showcase various items, including sleep masks, bundles, white noise machines, and earplugs. The brand expresses appreciation for customer support.
What the raw message shows
From the headers
- Sent with
-
Klaviyo See it in the headers
Across Manta Sleep's email
- Sends
- About 3 a week
- DMARC
-
Not enforced
Failures are monitored but still delivered.
The copy
28 words · under a minute to read
Manta Sleep logo
Take a break
Get the bundle
Time to unwind
Shop sleep masks
Shop white noise machine
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The words as text: what a screen reader can follow, and all there is when images don't load.
What the headers say
Read from the message's own headers, as it arrived.
- Came from
-
o1305.shared.klaviyomail.com
· 167.89.100.83
Klaviyo's sending servers
- SPF
- Pass for klaviyo.mantasleep.com
- DKIM
-
- Pass signed by mantasleep.com
- DMARC
-
Pass for mantasleep.com
Policy: none, so failures would still be delivered
- Unsubscribe
-
One-click
Meets the Gmail and Yahoo rule for bulk senders.
- Complaints
- No feedback-loop header
Show all 20 headers Hide the headers
As received, minus the delivery side: the archive's own addresses show as [recipient], its mail servers as [receiver], signatures are left out and unsubscribe links trimmed to their host.
Route
- Received Identifies Klaviyo
- from o1305.shared.klaviyomail.com (167.89.100.83) by [receiver] (cloudflare) id dIXC67Hg6GIz for <[recipient]>; Fri, 04 Sep 2026 12:04:42 +0000
- Received
- by recvd-8b856c9fb-9bz8j with SMTP id recvd-8b856c9fb-9bz8j-1-6A9AB3DA-4C 2026-09-04 12:04:42.175948598 +0000 UTC m=+3258814.407470273
- Received
- from NTg5NTg1NQ (unknown) by geopod-ismtpd-71 (SG) with HTTP id fRBXg6QGSJC1K7_-R7BPKg Fri, 04 Sep 2026 12:04:42.165 +0000 (UTC)
Authentication
- Received-SPF Authentication result
- pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 167.89.100.83 as permitted sender) receiver=[receiver]; client-ip=167.89.100.83; envelope-from="[recipient]@klaviyo.mantasleep.com"; helo=o1305.shared.klaviyomail.com;
- Authentication-Results Authentication result
- [receiver]; dkim=pass header.d=mantasleep.com header.s=kl2 header.b=SLDXb+lx; dmarc=pass header.from=mantasleep.com policy.dmarc=none; spf=none ([receiver]: no SPF records found for [email protected]) smtp.helo=o1305.shared.klaviyomail.com; spf=pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 167.89.100.83 as permitted sender) smtp.mailfrom=[recipient]@klaviyo.mantasleep.com; arc=none smtp.remote-ip=167.89.100.83
Platform
- X-Kmail-Account
- KYgPD8
- X-Kmail-Message
- 01M1EE9AERANFYVJ80JDYG80Y5
- X-Kmail-Ops
- 01KXF2R3JSH9777JVSMDCCMC6Q
- X-SG-EID
- u001.xeEgffpsmHA1gha/vIlCfnFDCPUYhzR8uskr3qDb2pX8KCnJWbdA3jE6/xdLuuEdy2P4DBV8umCY0uyExloeET895+fvnxnLwIDkDdEXpiGSrFuwxNSrGbOFO+W0B1w7Z1FKs/DIoYqneiadOJi46vg8PKmfVBTzvRCRkN3nhKVJP1P4W/KDOJ2sanyRNbEPeey3UVOpXDV3R9VXIUOQ52puOdV71SHwM7kfPqGVIITva4rQeAwF5CPflXSfeXCB
- X-SG-ID
- u001.SdBcvi+Evd/bQef8eZF3BiU3Zi1S53GtqGa3TWBmqe75yn5aYrkvkfG+ZGKrHRvq5L1Pw6pZ2fI18+Jq/t9AxY8t7YCTCy7IOdSMatKI1SDTgCpbep8m09siQKtADlG8rYv0vhmfvDnCVvmE+2Xxk+N7PVSVfDQAk4coVwGEtw5CXrsUgaH9ZZIVzYSp6Qkp2kcqtVAH6ZuodMtta6v/SN7JX4Uz+RQimc0O4100KoKDolUhzq60gMcNRxZWcg5o2cF0HQYfmCWf9hgUxycpOy/ahY1dYNc2QVC975mMecXovkMFd4gRsjmYfE+N7qrq07FUa1pXSN8vyYnkLp431Ersx+ePGryiyzc95EiFj/juacQncesVPEdARpsV0ztx
- X-Entity-ID
- u001.hfPXRH9Vf9JkJDdd7ZPpgQ==
Unsubscribe and feedback
- List-Unsubscribe
- <https://manage.kmail-lists.com/…>
- List-Unsubscribe-Post
- List-Unsubscribe=One-Click
- X-Report-Abuse
- Please report any spam or abuse to: [email protected]
Message
- Content-Type
- multipart/alternative; boundary=be877219dfe625318cfae4aa2ef4a13283f52d8d2622dd022badcf11f1ad
- Date
- Fri, 04 Sep 2026 12:04:42 +0000 (UTC)
- From
- Manta Sleep <[email protected]>
- Mime-Version
- 1.0
- Message-ID
- <fRBXg6QGSJC1K7_-R7BPKg@geopod-ismtpd-71>
- Subject
- You worked all summer. Take a break.
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