indexo.dev

quartet-online.net

.net crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 1369 ms crawled 2026-06-01

JP · 153.120.40.135 · AS7684 SAKURA Internet Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server
Apache

Registration

Registrar
eNom, LLC
Created
2010-05-02
Expires
2027-05-02 332 days left
Updated
2026-04-02
Name servers
  • ns-1111.awsdns-10.org
  • ns-193.awsdns-24.com
  • ns-2040.awsdns-63.co.uk
  • ns-829.awsdns-39.net

DNS records live

NS
  • ns-1111.awsdns-10.org
  • ns-193.awsdns-24.com
  • ns-2040.awsdns-63.co.uk
  • ns-829.awsdns-39.net
MX
  • 10 mail.quartet-online.net

Email authentication weak

SPF
v=spf1 ip4:153.120.40.135 a:quartet-online.net ptr:www3121gj.sakura.ne.jp ip4:202.181.99.41 a:mail.quartet-online.net ip4:202.172.25.107 include:aspmx.googlemail.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

CloudSecure RSA Domain Validation Secure Server CA 2
from 2025-07-12 to 2026-08-13
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://quartet-online.net/

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

Linked from (1)