indexo.dev

jeffmair.net

.net crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1243 ms crawled 2026-05-18

US · 172.67.190.108 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Jeff Mair

Technology

CDN
Cloudflare

Third-party hosts loaded (1)

  • browser.sentry-cdn.com×1

Registration

Registrar
Cloudflare, Inc.
Created
2014-09-07
Expires
2026-09-07 109 days left
Updated
2025-08-08
Name servers
  • kinsley.ns.cloudflare.com
  • lee.ns.cloudflare.com

DNS records live

NS
  • kinsley.ns.cloudflare.com
  • lee.ns.cloudflare.com
Verified for
  • Brevo

Email authentication no MX

SPF
v=spf1 include:spf.sendinblue.com mx ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

WE1
from 2026-05-02 to 2026-07-31
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://jeffmair.net/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)