r/email

hey everyone so ive been doing cold email for about 3 months now mostly for a small agency offering web design and i keep hitting a wall around the 1 percent reply rate mark

my subject lines are short like 2 to 4 words and i personalize the first line with something i actually found on their site or linkedin but for some reason nothing is really landing

quick question for the people getting 5 percent plus replies do you keep your first email super short like 3 lines or do you go a bit longer with more context about what you do

also curious if anyone has tested using a question as the opener vs leading with a compliment or observation about their business

would love to hear what actually moves the needle for you guys appreciate any tips

I am getting a lot of spam messages through my websites contact form. One person sends a message, then sends again hsing didferent email addresss. How can I stop this?

Anyone else feel like cold email became way harder to diagnose in 2026?

Not harder to send. Harder to understand.

A few years ago if a campaign failed, it was usually obvious:
- bad list
- bad copy
- terrible offer

Now it feels way murkier.

You can have:
- SPF/DKIM/DMARC all perfect
- warmed domains
- verified lists
- low bounce rates

…and still randomly lose replies overnight.

What’s been messing with me lately is how invisible deliverability issues became.

One inbox quietly slips into spam and suddenly the whole campaign “feels dead.” Then everyone starts rewriting copy, changing CTAs, blaming targeting, buying new domains etc when the real issue was reputation drift underneath.

I’ve also noticed:
- warmup scores often mean nothing
- opens are basically useless now
- Gmail behavior changes faster than most tools adapt
- scaling volume even slightly can trigger weird drops
- one bad list segment can poison healthy inboxes

The crazy part is most cold email tools still focus more on sequencing than visibility.

Like… sending emails is easy now.

Actually knowing why performance changed is the hard part.

Curious if others are seeing the same thing or if I’m overthinking it.

Hello everyone,

I recently bought a new domain from namecheap and a webhosting/email from whc (Canada).

My emails for outlook/hotmail are going into junk but email sent to gmail are landing in inbox folder.

I ran mxtoolbox for the IP I got from WHC and it is blacklisted, I raised a support ticket and they are not helping in getting new IP instead they asked me to let my customers know to move the email from junk to inbox.

I am quietly new here, is this how it works?

I am not sending any cold emails.

I’m running outbound for real estate brokerages and testing a few cold email angles. Goal is to book calls around lead follow-up automation (faster response time → more closed deals).

Which one would you respond to or think would perform best? Brutal feedback preferred.

Email 1: Pain + offer + curiosity

>Hey {{firstName}} ,

>Most brokerages lose 1–2 deals a month simply because agents followed up too late. At $15k–$25k per deal in commission, that's real money leaving the table every month.

>I built a system that alerts agents in under 5 seconds, scores leads automatically, and runs follow-ups on its own.

>90 seconds of it live: [Video Link]

>Installing this free for one brokerage this month. Worth a look?

Email 2: Personalization + question + gap

>{{firstName}},

>Saw you recently [SPECIFIC THING].

>Quick question: when a lead fills a form on your site at 2pm on a Tuesday, how fast does someone actually call them back?

>Most brokerages say “within an hour” but reality is closer to 3–4 hours.

>That gap is where deals die.

>I built a tool that cuts response time to under 60 seconds.

>[Brokerage] closed 2 extra deals in month one because leads stopped going cold.

>Worth a 10-minute call?

Email 3: Pattern insight + story

>{{firstName}},

>Weird pattern I noticed working with 8 brokerages:

>Most lost deals happen on Wednesdays and Thursdays.

>Why? Monday/Tuesday leads get followed up. Weekend leads get followed up Monday.

>But mid-week leads come in when agents are slammed with viewings, and follow-up slips to "tomorrow"... which becomes "next week"... which becomes never.

>One simple fix: automated alerts + follow-ups that don't depend on agents remembering.

>[Brokerage Name] recovered 3 deals in their first 30 days by eliminating that gap.

>If you're curious how this works, I can show you in 10 minutes.

Email 4: Metric-driven + authority

>{{firstName}},

>Fast question about lead follow-up at {{companyName}}:

>What % of your inbound leads get called back within 5 minutes?

>Industry average is ~8%. Top brokerages hit 40-50%.

>The difference? They use instant alert systems instead of relying on agents to check CRMs.

>We built one that integrates with your existing setup - no new logins for agents.

>Result: [Brokerage] went from 12% to 47% response rate in week 1. Closed 2 extra deals that month.

>Worth seeing how this would work for your team? Takes 10 minutes.

Context:

• Target: brokerage owners / team leads
• Market: US/UK/UAE
• Offer: automation system (no new tools for agents)

Which one is strongest and why? Also open to tearing them apart.

Hi! We send maybe 5 emails a day through AWS SES from a dedicated subdomain. SPF, DKIM, DMARC p=none, custom MAIL FROM, all set up correctly, auth passes at the first hop.

I test send to a recipient on Mimecast into Microsoft 365 and it landed in Junk. Mimecast modified the mail during inspection and the broke DKIM body hash. By the time it hit M365 everything failed (SPF, DKIM, DMARC), ARC pass but not trusted, which got it classified as spam.

At this volume I can't build reputation. Postmaster Tools and SNDS won't even show data. Been told to switch to Postmark or Resend for shared-pool reputation but skeptical it helps at <100/month. Anyone actually getting consistent inbox at Mimecast/Proofpoint shops as a tiny sender, or is this just life? Does p=quarantine move the needle on placement? Is Postmark/Resend sensible at this volume?

Im open for any tips you got.

I have a company in Italy and want to try to send presentation emails for clients like big companies ecc. and i want to avoid spam filters and be sure thats my email was delivered, i use hunter io to get leads, anyone can help?

Hey r/coldemail,

I'm a software engineer building a small tool for this community and want to validate before I waste 100 hours on the wrong thing.

The pitch:

- Paste your cold email draft

- Get a deliverability score (spam triggers, link health, sender reputation hints)

- AI suggests specific rewrites for flagged issues

- Free tier: 3 checks/day. Paid tier: unlimited at $9/mo

Three honest questions:

1. Do you currently use anything for this? (Mailmeteor? Glock Apps? Just sending and praying?)

2. What does your current process miss?

3. Would $9/mo feel cheap, fair, or expensive for unlimited checks?

I'm building in public — happy to share the journey here if that's useful. Trying to launch in 14 days.

Roast it. Real feedback > polite feedback.

We've been running our own sending infrastructure for a few years now. If I could go back and tell first-year me one thing it would be: get your SPF setup right on day one. Everything else you can fix later. This one gets exponentially harder.

Most ESPs start by having customers add CIDR ranges directly into their SPF records. Works fine at 10-20 customers. Then you scale and things start breaking in two ways.

The security gap

Your IP ranges grow, you add broader CIDR blocks. If a spammer has an IP in that same range, they can pass SPF checks on your customers domain. Not great.

The operational nightmare (this is the real killer)

SPF has a hard limit of 10 DNS lookups. Sounds like plenty. Its not.

Take a customer on xyz.com sending through Google Workspace, HubSpot, and your ESP. Thats three SPF includes. But:

→ spf.google.com alone resolves to spf1, spf2, spf3.google.com, each pointing to different CIDR ranges. Thats 4 lookups from one entry.

HubSpot adds more. By the time they add your record theyre at 9 or 10 lookups

Now you need to change your infra. Swap IPs, restructure CIDR ranges, whatever.

Every customer has to update their DNS. And if your change breaks their SPF record youre not just breaking email from your ESP. Youre breaking their Google Workspace. Their HubSpot campaigns. Everything. And they wont know why until their CEOs emails start bouncing.

Multiply that by hundreds of customers each with different DNS setups. Its months of coordination for what should be a routine infra change.

What we ended up doing was return path CNAME mapping. Customers point a CNAME to us, we manage SPF behind it. We can swap our entire infrastructure without a single customer touching their DNS.

Not a novel approach, plenty of mature senders do this. But the number of ESPs ive talked to who started with direct SPF and are now stuck is wild.

We are a business and we have recently run into a situation where we are sending emails.
The recipient is not receiving the email. We are not getting bounce back messages.

The emails are just disappearing like they've never been sent.

Looking for a IT Company/consultant specializing in this type of problem

I want to create a mobile application. When users register and log in, a verification code will be sent to their email address. They will then enter this code into the application to verify their identity. Unfortunately, Firebase doesn't have this feature. I discovered Resend a few days ago and I really liked it. It's a fantastic site... I achieved my desired result very quickly, but the free 3000 monthly emails and 100 daily email limit are too little. Also, there's no pay-as-you-go method; instead, there's a paid subscription. Could you recommend another system similar to Resend for my needs?

Hi!

Let me give you a little background.

I have a client who hasn’t sent an email in over a year. Suddenly, they started sending emails before hiring my services, and the response from the list has been terrible.

And for good reason.

We’ve cleaned up the list, but nothing’s changed—the emails are still ending up in SPAM.

The strategies I know of basically involve:

Moving the first email from the SPAM/Promotions folder to the main inbox.

Responding to the first email by asking a question or offering something free exclusively to those who reply.

I use cold outreach tools myself; I know these tools have the option to gradually “warm up” an email list.

The problem with this is that it takes 1–2 months, and you also can’t send emails to the list until it’s in good health (which isn’t in the business’s best interest).

Do you know of any other strategies? I don’t know what else to do!

Thanks!!!

can anyone recommend a good email signature platform.