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Domain report

hellomailman.com

hellomailman.com ranks in the top 0.25% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore hellomailman.com in the Web Graph

Connectivity

#339,297harmonic-centrality rank
Top percentile
0.25%
Hosts observed
1

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://hellomailman.com/ answered with HTTP 200.

DNS records

A
  • 104.21.79.227
  • 172.67.149.74
AAAA
  • 2606:4700:3035::6815:4fe3
  • 2606:4700:3037::ac43:954a
MX
  • 10 mx1.privateemail.com.
  • 10 mx2.privateemail.com.
NS
  • jasmine.ns.cloudflare.com.
  • ken.ns.cloudflare.com.
AS
Server in network CLOUDFLARENET, AS13335 · United States104.21.79.0/24, which holds 104.21.79.227

Live preview

This is a live, sandboxed embed of hellomailman.com — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

Registrar
Cloudflare, Inc.
Registered
2021-04-04
Expires
2027-04-04
Last changed
2026-03-05

Nameservers: JASMINE.NS.CLOUDFLARE.COM, KEN.NS.CLOUDFLARE.COM

Status: client transfer prohibited

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
s-maxage=31536000
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://hellomailman.com/HTTP 308

    → https://hellomailman.com/

  2. 2.https://hellomailman.com/HTTP 200

Meta tags

Title
Mailman
Description
Mailman is a Google Sheets add-on for mail merge with Gmail. Send personalized mass email from your spreadsheet, with attachments.
Canonical
Not set
Robots
Not set
Generator
Not set
Open Graph title
Mailman
Open Graph description
Mail merge for Gmail from Google Sheets. Personalized emails, attachments, tracked in your spreadsheet.
Open Graph image
https://hellomailman.com/_next/static/media/hero.45akaeedip3ke.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Mailman
Twitter image
https://hellomailman.com/_next/static/media/hero.45akaeedip3ke.png

robots.txt

hellomailman.com has no robots.txt.

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • Next.jsframework

    X-Powered-By: Next.js

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