indexo.dev

samfeldstein.xyz

.xyz crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 894 ms crawled 2026-05-19

US · 172.67.200.203 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title
Home | Sam Feldstein
Description
Sam Feldstein is a frontend developer and sometime writer based in Denver, CO.
Language
en-us
Generator
Astro v6.3.3
Feeds

Open Graph

url
https://samfeldstein.xyz/
title
Home
description
Sam Feldstein is a frontend developer and sometime writer based in Denver, CO.

Technology

CDN
Cloudflare
CMS
Gatsby

Social

Contact

Address
rue Grit",year:2010

Registration

Registrar
Cloudflare, Inc.
Created
2023-11-17
Expires
2026-11-17 180 days left
Updated
2025-10-23
Name servers
  • lila.ns.cloudflare.com
  • garret.ns.cloudflare.com

DNS records live

NS
  • garret.ns.cloudflare.com
  • lila.ns.cloudflare.com
MX
  • 36 route2.mx.cloudflare.net
  • 5 route1.mx.cloudflare.net
  • 83 route3.mx.cloudflare.net
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-26 to 2026-07-25
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://samfeldstein.xyz/

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

Links to (1)

Linked from (1)