Extended Deadline: RSVP for Sinclair Classes

Preview text: Extended Deadline: RSVP for Sinclair Classes Last chance to register for Crestwood branch…

NuComfort SupplyMonday, Nov 2, 2026 at 10:30 AM EasternMailchimp
NuComfort SupplyExtended Deadline: RSVP for Sinclair Classes
Subject
Extended Deadline: RSVP for Sinclair Classes
Preview text
Extended Deadline: RSVP for Sinclair Classes Last chance to register for Crestwood branch…
From
general@nucomfort.com
Sent
Mon Nov 2, 2026, 10:30 AM ET
Size
74 KB
Images
7
Links
10, 3 of them buttons
Subject length
44 characters

Against NuComfort Supply's usual

Sent in the 10 AM hour, which holds 15% of its emails; 19% arrive in the 9 AM hour. The subject is 44 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
NuComfort Supply LLC <[email protected]>
Reply-To
NuComfort Supply LLC <[email protected]>
Subject
Extended Deadline: RSVP for Sinclair Classes
Date
Mon, 2 Nov 2026 15:30:52 +0000
Message-ID domain
mail63.sea91.rsgsv.net
Return-Path domain
mail63.sea91.rsgsv.net
DKIM signature
d=gmail.mcsv.net s=k2; d=mailchimpapp.net s=k3
Authentication
dkim=pass (gmail.mcsv.net), dkim=pass (mailchimpapp.net), spf=pass (mail63.sea91.rsgsv.net), dmarc=fail (nucomfort.com)
List-Unsubscribe
Present, one-click
Mailer
Mailchimp Mailer
Feedback-ID sender
mc

Servers it passed through, newest first

  1. from mail63.sea91.rsgsv.net [148.105.15.63] by our receiving server with ESMTPS
  2. from localhost [127.0.0.1] by mail63.sea91.rsgsv.net with ESMTP

Other sending headers (names only): X-Campaign, X-campaignid, X-Report-Abuse, X-MC-User, X-Accounttype

Report this email

Sent just before and after

Nov 5, 2026 2:30 PMKeep Saving on AprilAire Humidifiers
Nov 2, 2026 10:30 AMExtended Deadline: RSVP for Sinclair Classes (this email)
Oct 30, 2026 8:31 AMAprilAire Humidifier Promo Is Here
Oct 29, 2026 9:46 AMDon’t Miss the Final Sinclair Training Classes
Oct 22, 2026 5:15 PMTraining Spots Still Open!
Oct 19, 2026 3:45 PMDon’t Wait! Sinclair Training Classes Start Tomorrow
Oct 15, 2026 10:45 AMSinclair Furnace Training Starting Next Week

More from NuComfort Supply

All NuComfort Supply 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. You'll get a confirmation email first, and you can unsubscribe anytime.