😬 What’s Hiding Under Your Tank?
Preview text: The upgrade your cabinet needs

Using this email in an article? Credit: Kraken Corals email via They Sent It, with a link to this page. Full-size image
- Subject
- 😬 What’s Hiding Under Your Tank?
- Preview text
- The upgrade your cabinet needs
- From
- info@
krakencorals.co.uk - Brand
- Kraken Corals
- ESP
- Klaviyo
- Sent
- Wed Sep 16, 2026, 5:01 AM ET
- Sent to
- United Kingdom (krakencorals.co.uk)
- Size
- 52 KB
- Images
- 22
- Links
- 21, 1 of them buttons
- Subject length
- 33 characters
Against Kraken Corals's usual
Sent in the 5 AM hour, which holds 21% of its emails; 27% arrive in the 6 AM hour. The subject is 33 characters, the same as its average.
Email headers
What the brand's servers put on this email. Our receiving servers, the address we subscribed with and unsubscribe links are left out.
- From
- Kraken Corals <[email protected]>
- Subject
- 😬 What’s Hiding Under Your Tank?
- Date
- Wed, 16 Sep 2026 09:01:05 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-3
- Return-Path domain
- send.krakencorals.co.uk
- DKIM signature
- d=krakencorals.co.uk s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-rlc9z with SMTP
- from (unnamed) by geopod-ismtpd-3 with HTTP
Other sending headers (names only): X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID
Sent just before and after
| Sep 19, 2026 8:49 AM | Still comparing options? 🤔 | |
| Sep 18, 2026 10:48 AM | A closer look at what caught your eye | |
| Sep 18, 2026 5:00 AM | Be Honest… Have You Done These 5? | |
| Sep 16, 2026 5:01 AM | 😬 What’s Hiding Under Your Tank? (this email) | |
| Sep 14, 2026 5:01 AM | 🐠 The Fish Aren’t Worried. You are. | |
| Sep 12, 2026 7:58 AM | See Why Reef Keepers Choose Us | |
| Sep 12, 2026 5:01 AM | How much water is your tank really losing? |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Sep 16, 2026.








