Hey, don’t take our word for it

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Friday, Oct 9, 2026 at 8:26 PM EasternKlaviyo

KopperfieldHey, don’t take our word for it

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Against Kopperfield's usual

Sent in the 8 PM hour, which holds 14% of its emails; 16% arrive in the 2 PM hour. The subject is 33 characters; its average is 40.

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.

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

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