What your hair is trying to tell you
Preview text: This isn’t just about how your hair looks.
No image available for this email.
- Subject
- What your hair is trying to tell you
- Preview text
- This isn’t just about how your hair looks.
- From
- hello@
proto-col.com - Brand
- Proto-col
- ESP
- Klaviyo
- Sent
- Tue May 19, 2026, 12:00 PM ET
- Sent to
- United Kingdom (proto-col.co.uk), proto-col.com
- Size
- 70 KB
- Images
- 16
- Links
- 21, 8 of them buttons
- Subject length
- 36 characters
Against Proto-col's usual
Sent in the 12 PM hour, which holds 18% of its emails; 43% arrive in the 5 AM hour. The subject is 36 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
- What your hair is trying to tell you
- Date
- Tue, 19 May 2026 16:00:24 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-68
- 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
- from o1280.shared.klaviyomail.com [167.89.72.22] by our receiving server with ESMTPS
- by recvd-…-dssmt with SMTP
- from (unnamed) by geopod-ismtpd-68 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
| May 26, 2026 3:00 AM | 50% off a routine upgrade ends TODAY! | |
| May 25, 2026 5:00 AM | Your 50% off ends tomorrow! | |
| May 22, 2026 5:30 AM | Your routine, upgraded. 50% off for this weekend only. | |
| May 19, 2026 12:00 PM | What your hair is trying to tell you (this email) | |
| May 16, 2026 5:00 AM | Discover Complete Collagen today 💜 | |
| May 14, 2026 5:00 AM | Strengthen Your Routine with Osteo+ | |
| May 12, 2026 12:02 PM | 15 ingredients. One daily step. |
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