indexo.dev

optinnewsletter.net

.net dns

First seen 2026-05-15 · Last seen 2026-05-15 · ok HTTP/1.1 200 1040 ms crawled 2026-05-20

US · 45.79.80.58 · AS63949 Akamai Connected Cloud

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

Technology

Server
Apache

Registration

Registrar
GoDaddy.com, LLC
Created
2003-01-01
Expires
2027-01-01 224 days left
Updated
2025-01-02
Name servers
  • ns1.optinnewsletter.net
  • ns2.optinnewsletter.net

DNS records live

NS
  • ns1.optinnewsletter.net
  • ns2.optinnewsletter.net
MX
  • 0 optinnewsletter.net
TXT
  • spf2.0.mfrom,pra a mx ip4:72.52.194.24/32 ~all

Email authentication partial

SPF
v=spf1 +a +mx +ip4:45.79.80.58 +ip4:50.28.29.58 +ip4:72.52.194.24/32 +include:optinnewsletter.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • default: k=rsa; p=MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhAL7I3j5o8AL8Prgv2pHYB4ytCp2d8Y3TtPyfYV+ig+TSqSZ65MDPH5rwlKyXBafNLtccfi23SNn9/Qh7KzHG+4AJPuUBdq/vP2a…
selectors probed

Certificate (current)

R12
from 2026-04-14 to 2026-07-13
Expires in 52 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (1)