Field notes on naming things for the web.

Research, playbooks, and quietly-strong opinions from the team behind the search bar that actually finds the name.

4 posts

1 author

Updated weekly

HTTPS health check showing SSL certificate status, security headers and open ports

domainbullet

FeaturedSecurity

Check Your Website's HTTPS Health: SSL, Headers and Open Ports

Check your website's HTTPS health in a few minutes: confirm the SSL certificate, review the security headers, check open ports and find out who hosts your site.

JZ

Justin Zwick

Oct 3, 2026·7 min read

Read article

Checklist to choose a domain name: short, easy to spell, right extension and available

domainbullet

Domains· 7 min

How to Choose a Domain Name: A Practical Checklist

How to choose a domain name you won't regret: a practical checklist covering length, spelling, extensions, trademarks, availability and your future plans.

SPF, DKIM and DMARC: How to Check Your Email DNS

Why email lands in spam or gets rejected, and how SPF, DKIM and DMARC records fix it. Learn what each one does, how to read them and how to check your domain.

DNS Records Explained: A, AAAA, CNAME, MX, TXT, NS, SOA and CAA

DNS records explained in plain English: what A, AAAA, MX, TXT, CNAME and NS records do, how to look them up, and how to spot the common mistakes quickly.

JZ

Justin Zwick

Sep 12, 2026

Showing 4 of 4 · including featured

You're caught up. Subscribe for new posts.

Subscribe · every other Friday

One email. Best naming research from across the web. Nothing else.