indexo.dev

elfster.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 1915 ms crawled 2026-05-07

US · 100.27.112.4 · AS14618 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Language
en

Technology

Server
nginx
CMS
Gatsby
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Registration

Registrar
NetEarth One Inc. d/b/a NetEarth
Created
2004-03-21
Expires
2035-03-21 3226 days left
Updated
2025-08-03
Name servers
  • ns-1317.awsdns-36.org
  • ns-190.awsdns-23.com
  • ns-2045.awsdns-63.co.uk
  • ns-615.awsdns-12.net

DNS records live

NS
  • ns-1317.awsdns-36.org
  • ns-190.awsdns-23.com
  • ns-2045.awsdns-63.co.uk
  • ns-615.awsdns-12.net
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=BCBF0287390DCF8B4D539B243C4EBB4F8BE56C45
Verified for
  • Google

Email authentication strong

SPF
v=spf1 ip4:198.21.7.169 ip4:198.21.0.225 ip4:167.89.11.157 ip4:167.89.0.249 include:_spf.google.com include:sendgrid.net -all
strict (-all)
DMARC
v=DMARC1; p=reject; adkim=r; aspf=r; pct=100; rua=mailto:postmaster@elfster.com,mailto:re+40b8684c9856@inbound.dmarcdigests.com; ruf=mailto:postmaster@elfster.com;
policy: reject (enforced)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAg7enIxOTvPp8Ot1hDII/5+EER/rLmur2sqQg7bxtN3TkOMVhLYQpZm2sv1zwDPvv1tw3AZR5WLGQkQ…
  • smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…
selectors probed

Certificate (current)

Amazon RSA 2048 M04
from 2025-08-23 to 2026-09-22
Expires in 124 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.elfster.com/

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

Linked from (2)