mainn.co

.co crawl

First seen 2026-05-09 · Last seen 2026-05-16 · ok HTTP/1.1 200 1710 ms crawled 2026-05-15

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 85/100 weak security headers permissive spf

Classifying

HTML metadata

Title: Mainn
Description: Created with Figma
Language: en

Open Graph

url: https://www.mainn.co/
title: Mainn
site name: Mainn

Technology

CDN: Cloudflare

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×1

DNS records live

NS

ns-cloud-a1.googledomains.com
ns-cloud-a2.googledomains.com
ns-cloud-a3.googledomains.com
ns-cloud-a4.googledomains.com

MX

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

stripe-verification=dba36488a7e73b6ad5df960dc76f1f149dd4cc838d3eb9c116336574052951d9

Email authentication partial

SPF

v=spf1 include:_spf.google.com include:amazonses.com +all

permissive (+all) — anyone can send as this domain

DMARC

v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:pbost2002@gmail.com;

policy: reject (enforced)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAjIIZQJPNIobjB0JUVrx8fROzY01QUPbcFvrpTR+z5sHKCVjJUMcUtTSsjwC20DvG6LT+Dr04x/95Cc…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvsknM21vA/+/TC94xvZ+zLltY6Oxcdn4Qjg6cwsYE8X6hJiXTxTVwRFQk48l/msc2zEUGOQkpmLQN90aqg…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqPgQPKPL4t7NOnnzufsCpRqsEbsSG7svwx7PC+rkrE8LroN2ZUhx2wLCSA7U5dtTJLsHllLf8SQnIix+HA…

selectors probed

Certificate (current)

R13

from 2026-04-30 to 2026-07-29

Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.mainn.co/

present

strict-transport-security

findings

short HSTS max-age
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=2628000