Beat the September grind
And make it easier on those around you
Manta Sleep <[email protected]>
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Manta Sleep promotes its sleep-enhancing products to help beat the September grind. They showcase their silk sleep mask, white noise machine, and steam eye cups to improve rest. Manta Sleep 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
47 words · under a minute to read
Manta Sleep logo
Make it the norm
Everything feels better if you had a restorative night
Shop Manta SILK Sleep Mask
Shop Manta White Noise Machine
Shop Manta STEAM Eye Cups
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
-
o1405.shared.klaviyomail.com
· 149.72.85.177
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 o1405.shared.klaviyomail.com (149.72.85.177) by [receiver] (cloudflare) id mz8050ExbP5e for <[recipient]>; Wed, 02 Sep 2026 23:30:22 +0000
- Received
- by recvd-5bfcddc674-62k5d with SMTP id recvd-5bfcddc674-62k5d-1-6A98B18D-168 2026-09-02 23:30:21.666022453 +0000 UTC m=+3127205.948474114
- Received
- from NTg5NTg1NQ (unknown) by geopod-ismtpd-82 (SG) with HTTP id Qf7wuBkgSjqOkOwOVNY4ow Wed, 02 Sep 2026 23:30:21.640 +0000 (UTC)
Authentication
- Received-SPF Authentication result
- pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 149.72.85.177 as permitted sender) receiver=[receiver]; client-ip=149.72.85.177; envelope-from="[recipient]@klaviyo.mantasleep.com"; helo=o1405.shared.klaviyomail.com;
- Authentication-Results Authentication result
- [receiver]; dkim=pass header.d=mantasleep.com header.s=kl2 header.b=Qvoi3ISl; dmarc=pass header.from=mantasleep.com policy.dmarc=none; spf=none ([receiver]: no SPF records found for [email protected]) smtp.helo=o1405.shared.klaviyomail.com; spf=pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 149.72.85.177 as permitted sender) smtp.mailfrom=[recipient]@klaviyo.mantasleep.com; arc=none smtp.remote-ip=149.72.85.177
Platform
- X-Kmail-Account
- KYgPD8
- X-Kmail-Message
- 01M10WHMM0XSWGE9G8B0DAM7B5
- X-Kmail-Ops
- 01KXF2R3JSH9777JVSMDCCMC6Q
- X-SG-EID
- u001.xeEgffpsmHA1gha/vIlCfnFDCPUYhzR8uskr3qDb2pX8KCnJWbdA3jE6/xdLuuEdy2P4DBV8umCY0uyExloeEbKOwPeSUA0vH1andpqiQV6dg+ucFfkNGFWQRNm3yQ4oKM5INkhOia1Y9vbqKAKk6W9Jn1nvNmYYWmzyL+Y7vzVzvftRu733bArYEVmX6fXI5trz5Qqs2AeosbhvoqC3rcbz0psGl5OyEKxYl2Dw76kfKfFaaPLXTNxcq5ZUl2bf
- X-SG-ID
- u001.SdBcvi+Evd/bQef8eZF3BiU3Zi1S53GtqGa3TWBmqe75yn5aYrkvkfG+ZGKrHRvq5L1Pw6pZ2fI18+Jq/t9AxY8t7YCTCy7IOdSMatKI1SDTgCpbep8m09siQKtADlG8rYv0vhmfvDnCVvmE+2Xxk+v8qjNqx8l6V28aubKe4NY19KG2PXOjYnnrOPlH3ZEi0CluoSQ2BpN/DJHM+eQpignLRk6V4jgQXGWexjwFKxymEjFPsTnCMgrMfq8fjx87zcgRI1Nj0rWO4yTBESA80HrELdew+A4HTNhYJsikmEmK5szqcivMIwec+SX5EAJ1sxJenTVzlopuFl75AhfhVP9cV4vXg7lKmpwePCnbR5v5URy0mUJ4l70EnfCLfYMc
- 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=ac0d178cc6c3247e2d975c3484300bbb4a8541684a4251f6c6f31e54b048
- Date
- Wed, 02 Sep 2026 23:30:21 +0000 (UTC)
- From
- Manta Sleep <[email protected]>
- Mime-Version
- 1.0
- Message-ID
- <Qf7wuBkgSjqOkOwOVNY4ow@geopod-ismtpd-82>
- Subject
- Beat the September grind
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