Domain · Tranco #99,071

buttondown.email

buttondown.email is ranked #99,071 among the world's most-visited sites (Tranco). It resolves to 172.67.72.85, hosted on cloudflare, and presents a TLS certificate issued by Google Trust Services.

HTTP 302

Tranco rank	#99,071
IPv4	172.67.72.85, 104.26.14.224, 104.26.15.224
IPv6	2606:4700:20::ac43:4855, 2606:4700:20::681a:fe0
Hosting / reverse DNS	cloudflare
Hosting network	AS13335 · CLOUDFLARENET - Cloudflare, Inc., US
Nameservers	apollo.ns.cloudflare.com, ivy.ns.cloudflare.com
Mail servers (MX)	aspmx.l.google.com (1), alt1.aspmx.l.google.com (5), alt2.aspmx.l.google.com (5)
HTTP status	302 → https://buttondown.com/
Web server	cloudflare
Detected tech	cloudflare, Cloudflare
TLS certificate	Google Trust Services · expires 2026-09-09

Linked company

This domain's name matches a legal entity in our directory:

BUTTON-DOWN LTD

Notable DNS TXT records

yahoo-verification-key=+2xXdyy7PO1udmxZHJNvAMCBOwbGtTPnYHsdsU6LuUY=
google-site-verification=Dmi0GffqXwrRbWgcif8u9EJvtBWhMMfRpvBXB13nmxg
v=spf1 include:mailgun.org include:_spf.google.com include:_spf.smtp-relay.buttondown.email ~all
yahoo-verification-key=k0v5slP3g0A6rJfJnyMCdKHj2DHYAsJfhpLc1D1qCRM=
google-site-verification=k-46SCelqDM-DYP7-riK-rNWNak9ep4M4-iabUrxr9g
1password-site-verification=SQFNCPTWYJFUZGBQTZBBBQT7YI

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FAQ

What is the IP address of buttondown.email?

buttondown.email resolves to 172.67.72.85, 104.26.14.224, 104.26.15.224 (cloudflare).

Who issued the SSL certificate for buttondown.email?

The TLS/SSL certificate for buttondown.email was issued by Google Trust Services, valid until 2026-09-09.

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DNS/HTTP/TLS observed 2026-08-07; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains