The conversation Matt enjoyed most ๐๏ธ
Preview text: Email 96 A favorite interview, back in your inbox. Light, biology, and the way forward.
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- Subject
- The conversation Matt enjoyed most ๐๏ธ
- Preview text
- Email 96 A favorite interview, back in your inbox. Light, biology, and the way forward.
- From
- support@
raoptics.com - Brand
- Ra Optics
- ESP
- Klaviyo
- Sent
- Sat Jun 6, 2026, 10:01 AM ET
- Sent to
- raoptics.com, raoptics.io
- Size
- 45 KB
- Images
- 14
- Links
- 16, 2 of them buttons
- Subject length
- 37 characters
Against Ra Optics's usual
Sent in its busiest hour, 10 AM, which holds 15% of its emails. The subject is 37 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
- Ra Optics <[email protected]>
- Reply-To
- [email protected]
- Subject
- The conversation Matt enjoyed most ๐๏ธ
- Date
- Sat, 06 Jun 2026 14:01:19 +0000 (UTC)
- Message-ID domain
- geopod-ismtpd-canary-0
- Return-Path domain
- hello.raoptics.com
- DKIM signature
- d=raoptics.com s=kl2
- List-Unsubscribe
- Present, one-click
Servers it passed through, newest first
- from o1380.shared.klaviyomail.com [149.72.196.98] by our receiving server with ESMTPS
- by recvd-โฆ-vbmnq with SMTP
- from (unnamed) by geopod-ismtpd-canary-0 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
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| Jun 6, 2026 10:01 AM | The conversation Matt enjoyed most ๐๏ธ (this email) | |
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Same ESP and the closest weekly volume, sent on Jun 6, 2026.








