Welcome to the Happiest Baby Family!

Preview text: Inspired to find ways to help parents raise healthy, happy children.

Happiest BabyWednesday, Apr 29, 2026 at 1:18 AM EasternKlaviyo
Happiest BabyWelcome to the Happiest Baby Family!
Subject
Welcome to the Happiest Baby Family!
Preview text
Inspired to find ways to help parents raise healthy, happy children.
From
noreply@happiestbaby.com
Sent
Wed Apr 29, 2026, 1:18 AM ET
Sent to
happiestbaby.com
Size
81 KB
Images
16
Links
30, 8 of them buttons
Subject length
36 characters
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
Dr. Harvey Karp <[email protected]>
Reply-To
Dr. Harvey Karp <[email protected]>
Subject
Welcome to the Happiest Baby Family!
Date
Wed, 29 Apr 2026 05:18:03 +0000 (UTC)
Message-ID domain
geopod-ismtpd-30
Return-Path domain
em3882.happiestbaby.com
DKIM signature
d=happiestbaby.com s=s1
List-Unsubscribe
Present, one-click
Feedback-ID sender
Attentive

Servers it passed through, newest first

  1. from o56.shared.attentivemail.com [149.72.221.5] by our receiving server with ESMTPS
  2. by recvd-canary-…-rxfx5 with SMTP
  3. from (unnamed) by geopod-ismtpd-30 with HTTP

Other sending headers (names only): X-Attntv-Account, X-Report-Abuse-To, X-SG-EID, X-SG-ID, X-Entity-ID

Report this email

Sent just before and after

May 8, 2026 12:00 AMWhen Do Babies Sleep Through the Night? 💤🌙
May 4, 2026 10:00 PMGive Mom the gift of SLEEP! 💐💤
May 3, 2026 1:18 AMBabies & Parents Love SNOO—Here's Why
May 1, 2026 3:15 AMOur Mother's Day Sale Starts NOW 💖
May 1, 2026 1:18 AMBoost Baby Sleep by 1-2 Hours!
Apr 29, 2026 1:18 AMWelcome to the Happiest Baby Family! (this email)
Apr 29, 2026 12:53 AMWelcome! Your Sleepea Discount Is Inside!

More from Happiest Baby

All Happiest Baby emails

Get the Black Friday insights

We're collecting every Black Friday email from more than 50,000 brands as it lands. Get what we find: who starts first, the biggest discounts, and the subject lines that stand out.

Free. Unsubscribe anytime.