indexo.dev

simplelists.com

.com crawl dns

First seen 2026-04-13 · Last seen 2026-05-15 · ok HTTP/1.1 200 1111 ms crawled 2026-05-07

GB · 78.143.254.51 · AS21472 ServerHouse Ltd

Reputation 100/100

Classifying

HTML metadata

Title
Simple group emailing and mailing list management | Simplelists
Description
Find out more about Simplelists group email and listserve hosting
Language
en
Canonical
https://www.simplelists.com/

Technology

Server
Apache
CMS
Gatsby
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Registration

Registrar
Tucows Domains Inc.
Created
2003-05-13
Expires
2027-05-13 358 days left
Updated
2026-04-29
Name servers
  • ns1.simplelists.com
  • ns2.simplelists.com

DNS records live

NS
  • ns1.simplelists.com
  • ns2.simplelists.com
MX
  • 10 mx1.simplelists.com
  • 20 mx2.simplelists.com
TXT
Show 4 TXT records
  • google-site-verification=kxpdYyEDP-NG8hGLq2VrUAenFGcJfCN9HxJxcNj_Uhw
  • google-site-verification=sucTjyzjWJpfO-d_5OawzPSNUoEw8PC5I_KoNNC8_Ho
  • google-site-verification=xZtcH_OmPL6x6Udf_NEfrvR1mc3HRRLhOMngP_zLdiE
  • yahoo-verification-key=7+SCFrWkCzbGj2Nvf78GlTe5OOC8BcCgJ0PbKbjCmpU=

Email authentication strong

SPF
v=spf1 ip4:78.143.254.0/24 ip4:91.234.234.0/24 ip4:198.199.155.0/24 ip4:66.163.221.0/24 -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc-aggregate@simplelists.com; ruf=mailto:dmarc-forensic@simplelists.com; fo=1
policy: reject (enforced)
DKIM
  • selector1: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCdnStwjJpJVTuAILoc4EJTjp3MAeVyXs6GGr7SeET2h0RNfBBSrj9O8NS1y4iAGLs0e8FPa3XsWAtajbBHs7SGb++Mel…
selectors probed

Certificate (current)

R12
from 2026-04-05 to 2026-07-04
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.simplelists.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • permissions-policy
findings
  • CSP uses wildcard sources
  • missing Referrer Policy
Header values
x-frame-options
SAMEORIGIN
permissions-policy
accelerometer=(), ambient-light-sensor=(), autoplay=(), battery=(), camera=(), cross-origin-isolated=(), display-capture=(), document-domain=(), encrypted-media=(), execution-while-not-rendered=(), execution-while-out-of-viewport=(), fullscreen=(), geolocation=(), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), navigation-override=(), payment=(), picture-in-picture=(), publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=(), usb=(), web-share=(), xr-spatial-tracking=()
x-content-type-options
nosniff
content-security-policy
default-src 'none';form-action 'self' https://www.simplelists.com https://secure.worldpay.com/wcc/purchase https://secure-test.worldpay.com/wcc/purchase;frame-src 'self' https://player.vimeo.com/ https://www.youtube.com/ https://www.recaptcha.net/recaptcha/;frame-ancestors 'self';connect-src 'self' https://*.google-analytics.com;script-src 'self' https://www.recaptcha.net/recaptcha/api.js https://www.gstatic.com/recaptcha/releases/ https://www.googletagmanager.com/gtag/js https://www.google-analytics.com/analytics.js;manifest-src 'self';img-src 'self' data: ;style-src 'self' ;font-src 'self';
strict-transport-security
max-age=31536000; includeSubDomains

Linked from (1)