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Manta Sleep <[email protected]>
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Manta Sleep showcases its sleep masks, including the SOUND, COOL, and Original masks, as well as other sleep solutions like bundles, white noise machines, and earplugs. The brand invites customers to find their ideal mask to address various sleep disruptions. Manta Sleep expresses gratitude for customer support.
What the raw message shows
From the headers
- Sent with
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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
41 words · under a minute to read
Manta Sleep logo
Find your mask
There's a mask for each sleep disruption
Get Manta SOUND Mask
Get Manta COOL Mask
Get Manta Original Mask
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
-
o1310.shared.klaviyomail.com
· 167.89.100.198
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
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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 o1310.shared.klaviyomail.com (167.89.100.198) by [receiver] (cloudflare) id LCMffgtJ0oqJ for <[recipient]>; Wed, 26 Aug 2026 23:00:52 +0000
- Received
- by recvd-7d6cf44bfb-58xp4 with SMTP id recvd-7d6cf44bfb-58xp4-1-6A8F7024-112 2026-08-26 23:00:52.679711576 +0000 UTC m=+2520627.010270244
- Received
- from NTg5NTg1NQ (unknown) by geopod-ismtpd-90 (SG) with HTTP id PmilzYzpRoSzcQG9FuTFbg Wed, 26 Aug 2026 23:00:52.658 +0000 (UTC)
Authentication
- Received-SPF Authentication result
- pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 167.89.100.198 as permitted sender) receiver=[receiver]; client-ip=167.89.100.198; envelope-from="[recipient]@klaviyo.mantasleep.com"; helo=o1310.shared.klaviyomail.com;
- Authentication-Results Authentication result
- [receiver]; dkim=pass header.d=mantasleep.com header.s=kl2 header.b=unMLW5D6; dmarc=pass header.from=mantasleep.com policy.dmarc=none; spf=none ([receiver]: no SPF records found for [email protected]) smtp.helo=o1310.shared.klaviyomail.com; spf=pass ([receiver]: domain of [recipient]@klaviyo.mantasleep.com designates 167.89.100.198 as permitted sender) smtp.mailfrom=[recipient]@klaviyo.mantasleep.com; arc=none smtp.remote-ip=167.89.100.198
Platform
- X-Kmail-Account
- KYgPD8
- X-Kmail-Message
- 01M0CVWPMDCCAPHCB4MZD0MG3G
- X-Kmail-Ops
- 01KXF2R3JSH9777JVSMDCCMC6Q
- X-SG-EID
- u001.xeEgffpsmHA1gha/vIlCfnFDCPUYhzR8uskr3qDb2pX8KCnJWbdA3jE6/xdLuuEdy2P4DBV8umCY0uyExloeEZ+Zh/4ju0WFewiXw0cpOHNjq3mfp3v9PZzqINI1KcieYXxH0P6DU2zHe9R++06Njh0Z8I6PlVcyjnRtdZt2CZmE1bKSUTxUBgvLH+qeSZziCq7YOlKhaHbL6NWRZ2/Pn94fsRblPE9Dx+lFYxCafQegaOJrslHAERt9JBb8G9cZ
- X-SG-ID
- u001.SdBcvi+Evd/bQef8eZF3BiU3Zi1S53GtqGa3TWBmqe75yn5aYrkvkfG+ZGKrHRvq5L1Pw6pZ2fI18+Jq/t9AxY8t7YCTCy7IOdSMatKI1SDTgCpbep8m09siQKtADlG8rYv0vhmfvDnCVvmE+2Xxk90dGjmIY8TOlpmiQub3Dm4JIsZtLdWmowq6mevZizdRMayv67O5h4eqkd/y4uri8UI8Xv2Q8crOCiBRgFHKWRl999L9sAis92IvyQhWu6MWdp6BatJij2C4ldu5X5bDimkoaOvyUkr2XsuMV4eXkhhBdmOm1iO61PDGwLFVgtRkE9c+QD0PgvlpRsXa35brcT7lwi1AKCu+aC0+BW+wCN1rpa5GsGHpXldifopvegjv
- 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=dd93f701ce0bd1c8505d60bea3da90ff0d6d9757546f9d95d3e6c8d5b74e
- Date
- Wed, 26 Aug 2026 23:00:52 +0000 (UTC)
- From
- Manta Sleep <[email protected]>
- Mime-Version
- 1.0
- Message-ID
- <PmilzYzpRoSzcQG9FuTFbg@geopod-ismtpd-90>
- Subject
- This isn't a nighttime email
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