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42Crunch WebinarWednesday, Apr 15, 2026 at 11:05 PM EasternHubSpot
42Crunch WebinarThank you for Subscribing
Subject
Thank you for Subscribing
Preview text
Thank you for Subscribing You have successfully subscribed to the API Security Newsletter…
From
apisecurity.io@42crunch.com
Sent
Wed Apr 15, 2026, 11:05 PM ET
Sent to
42crunch.com
Size
57 KB
Images
5
Links
7, 1 of them buttons
Subject length
25 characters

Against 42Crunch Webinar's usual

Sent in the 11 PM hour, which holds 8% of its emails; 33% arrive in the 7 AM hour. The subject is 25 characters; its average is 51.

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
APIsecurity.io <[email protected]>
Subject
Thank you for Subscribing
Date
Wed, 15 Apr 2026 23:05:52 -0400
Message-ID domain
bf05x.hubspotemail.net
Return-Path domain
bf05x.hubspotemail.net
DKIM signature
d=bf05x.hubspotemail.net s=hs2; d=42crunch.com s=hs2
Authentication
dkim=pass (bf05x.hubspotemail.net), dkim=pass (42crunch.com), spf=pass (bf05x.hubspotemail.net), dmarc=pass (42crunch.com)
List-Unsubscribe
Present, one-click
Feedback-ID sender
HubSpot

Servers it passed through, newest first

  1. from bid47uz.bf05x.hubspotemail.net [158.247.24.121] by our receiving server with ESMTPS

Other sending headers (names only): X-HS-Cid, X-Report-Abuse-To

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