Modern email delivery for developer & product teams.
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https://t.co/MsJ9X8IFN4mailtrap.io Los Angeles, California, USAJoined November 2011
Prompt injection is phishing for the AI layer. Your next email may be classified, summarized, archived, or answered before the human even reads it.
Eliezer Steinbock, Founder of Inbox Zero, joins Subject Line Blank to talk prompt injection, AI inbox agents, human-in-the-loop safeguards, and what senders need to rethink when the recipient is partly software.
Watch on YouTube: l.rw.rw/episode15
Prefer audio? l.rw.rw/subjectlinebla…
Mailtrap now has a dedicated community ✨
You can connect with other Mailtrap users and the Mailtrap team, share how you're using the product, troubleshoot together, and help shape what we build.
Ask questions, swap tips, show off what you built, and talk directly to the team.
Join us → community.mailtrap.io
Mailtrap Email Sandbox is now available on Salesforce AgentExchange.
Turn on Testing Mode, and you see exactly what your Salesforce emails will look like, before they ever reach a Contact or Lead. No fake email addresses to create and clean up, and no chance a test reaches a live customer.
Knowledge-base: docs.mailtrap.io/guides/integra…
Salesforce x Mailtrap: appexchange.salesforce.com/appxListingDet…
What happens when the threat is enterprise-level, but the security team isn’t?
John LeMay breaks down BEC, AI, social engineering, security layers, and what SMBs can realistically do without an enterprise-sized team.
Watch the full episode on YouTube: l.rw.rw/episode14
Prefer audio? Listen here: l.rw.rw/subjectlinebla…
Device Previews is now live in Sandbox.
Send an email to Sandbox, pick the clients and devices you want to test, and get a screenshot for each. Light and dark mode included, with 100+ clients and devices to choose from.
Explore more: docs.mailtrap.io/email-sandbox/…
Did you know that API tokens can expire on your schedule?
1-365 days, a custom date, or never. Get alerts before expiry, and reissue an expired token for up to 90 days. Existing tokens aren't affected.
Details: docs.mailtrap.io/email-api-smtp…
@lizloganugc@AdamClayUGC Oh no 💔 What alternative do you have in mind? 🙃 We can assist with deliverability issues with no commitment on your side and provide list of solutions how to troublshoot your situations
@KatieKeithBarn2@Mail_Gun@postmarkapp Hi!
We can provide personalized assistance and a free migration month, so you can test 🫡 both transactional and marketing emails.
Automated Domain Reputation Monitoring is live.
One dashboard to catch deliverability and security issues before they hurt your email performance, instead of checking multiple tools separately.
You can monitor:
Sending performance
Bounce categories
Google Postmaster data
Domain setup
Security & abuse
Blocklist status
Stay informed: critical alerts + weekly summaries.
Learn more: docs.mailtrap.io/email-api-smtp…
6K Followers 180 FollowingCrafting custom development solutions, shaping digital strategies, and automating workflows—all powered by Laravel. Also, the mind behind https://t.co/tLVukvLidr
2 Followers 8 FollowingSee who opens your emails and clicks your links in Gmail, in real time. Every event is classified with a confidence level. No fake opens from bots or proxies.
9K Followers 8K FollowingVeteran, Husband, Father. God, Family, Country. Read the Constitution. Freedom means just that. Stick to facts. Maui no ka oi! America First!
16 Followers 29 Following👉 Sorry for the profile picture — we live in a crazy AI world!
Why DMARC GUY Was Created
DMARC GUY is the continuation of LastSpam, a company
66 Followers 182 FollowingFounder at Mars Digital Design Studio | B2B Sales Rep | Digital Ads Manager | Software Technology | Social Media Manager | Helping software start-ups manage
2 Followers 32 FollowingI stop your emails from hitting the spam folder. Fixing configuration leaks and domain bans for founders & agencies. Drop a DM to check your domain health.
9 Followers 89 FollowingSEO content writer with 2+ years of experience, writing content about SaaS, AI, and B2B tools for business owners, marketers, and agencies. Hire me.
305K Followers 3K FollowingArea Tech Lead, AI & Web Ecosystem @chrome, Formerly Sr. Director of Core Infra @google • O'Reilly Author • https://t.co/HhzYWwxYAH • Opinions my own
921K Followers 472 FollowingFather of three, Creator of Ruby on Rails + Omarchy, Co-owner & CTO of 37signals, Shopify director, NYT best-selling author, and Le Mans 24h class-winner.
6K Followers 180 FollowingCrafting custom development solutions, shaping digital strategies, and automating workflows—all powered by Laravel. Also, the mind behind https://t.co/tLVukvLidr
16 Followers 29 Following👉 Sorry for the profile picture — we live in a crazy AI world!
Why DMARC GUY Was Created
DMARC GUY is the continuation of LastSpam, a company
1K Followers 243 FollowingSent billions of emails; deliverability is the craft. Co-founder @ Audience Bridge. I write about inboxing, engagement & why list size is a vanity metric.
642 Followers 591 FollowingSharing how I use copywriting and product marketing content to help SaaS companies grow · Clients:@brightlocal, @mockuuups, @mailmeteor, @veedstudio & 20+ more
11K Followers 2K FollowingOnline entrepreneur
Building JobBoardSearch ($100K) and a few other internet businesses
Niche job boards, distribution, SEO/AIO
Doing it solo from Mallorca
1.2M Followers 158 FollowingWe're a community of millions of people who are learning math, programming, and computer science together. A 501(c)(3) public charity. Tweets by @abbeyrenn.
22K Followers 1K FollowingFounder https://t.co/WsMmQdHtuT | dev & design partner for founders and fast-growing startups | worked with bounce, lifesight, mrsam, mizuai + 40 more
317K Followers 3K FollowingThe Twitter account that launched https://t.co/TJyCu2S5ZF. Built on @forem 🌱
On Bluesky @/https://t.co/TJyCu2S5ZF
No DMs — please email us for support!
183 Followers 62 FollowingYour data lives everywhere. We bring it together. 400+ integrations, zero code. Automated reporting for teams that'd rather analyze than export.
11K Followers 914 FollowingTweets about #emailmarketing for #emailgeeks. We help you put your best email forward!
Try a 7-day free trial and see https://t.co/6imiUlJr5M
2K Followers 1K FollowingHead of Dev @ActionRocket, SFMC #MarketingChampion. Self confessed #emailgeek, Paddle coach, Gluten Free recipe finder. Also over at @emailjay.bsky.social
802 Followers 652 Following🚀 Global IT & AI solutions
⚡ Atlassian & https://t.co/u7Pp6g10aZ Platinum Partner
🤖 AI Agents • Chatbots • Gen AI consulting
💎 Forbes Diamond