Welcome to Proto-Col! 💜
Preview text: Your unique £10 code is waiting for you...
Using this email in an article? Credit: Proto-col email via They Sent It, with a link to this page. Full-size image
- Subject
- Welcome to Proto-Col! 💜
- Preview text
- Your unique £10 code is waiting for you...
- From
- hello@
proto-col.com - Brand
- Proto-col
- ESP
- Klaviyo
- Sent
- Tue Oct 13, 2026, 1:43 AM ET
- Sent to
- proto-col.com
- Size
- 79 KB
- Images
- 20
- Links
- 28, 13 of them buttons
- Subject length
- 24 characters
Against Proto-col's usual
Sent in the 1 AM hour, which holds 1% of its emails; 43% arrive in the 5 AM hour. The subject is 24 characters; its average is 38.
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
- Proto-col <[email protected]>
- Subject
- Welcome to Proto-Col! 💜
- Date
- Tue, 13 Oct 2026 05:43:04 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-3
- Return-Path domain
- engage.proto-col.com
- DKIM signature
- d=proto-col.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- by recvd-…-pspjt with SMTP
- from (unnamed) by geopod-ismtpd-3 with HTTP
Other sending headers (names only): X-Kmail-Account, X-Kmail-Flow, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse, X-SG-EID, X-SG-ID, X-Entity-ID
Sent just before and after
| Oct 15, 2026 12:17 PM | Discover how we're making a difference... | |
| Oct 15, 2026 10:18 AM | Proto-Col vous souhaite la bienvenue ! Votre réduction spéciale de 10 % vous attend... | |
| Oct 14, 2026 12:30 PM | Three months of visible skin, hair & nail support | |
| Oct 13, 2026 1:43 AM | Welcome to Proto-Col! 💜 (this email) | |
| Oct 12, 2026 5:00 AM | Menopause changes your collagen. Here's what to do about it. | |
| Oct 9, 2026 5:00 AM | How to look after your knees. | |
| Oct 1, 2026 8:47 AM | Your saved products are about to expire! |
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Sent the same day by similar brands
Same ESP and the closest weekly volume, sent on Oct 13, 2026.
