indexo.dev

3mopen.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-11 · ok HTTP/1.1 200 2632 ms crawled 2026-05-14

US · 18.217.234.118 · AS16509 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
3M Open › Welcome
Language
en
Generator
PyroCMS

Technology

Server
Apache
Analytics
  • Google Tag Manager
Ads
  • Google Ads (DoubleClick)
Third-party hosts loaded (8)
  • www.googletagmanager.com×3
  • ad.doubleclick.net×1
  • ajax.googleapis.com×1
  • cdn.rlets.com×1
  • gofevo.com×1
  • js.adsrvr.org×1
  • maxcdn.bootstrapcdn.com×1
  • px.ads.linkedin.com×1

Social

Contact

Phone
Address
Road NEBlaine, MN 55449

Registration

Registrar
CSC Corporate Domains, Inc.
Created
2018-05-31
Expires
2026-05-31 12 days left
Updated
2025-05-27
Name servers
  • a.ns.3m.com
  • b.ns.3m.com

DNS records live

NS
  • a.ns.3m.com
  • b.ns.3m.com
MX
  • 10 smtp1-mke.securence.com
  • 10 smtp1-msp.securence.com
TXT
  • A0L0L26665

Email authentication strong

SPF
v=spf1 include:spf.securence.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;
policy: quarantine
DKIM
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDBZuBy96mpmfXLlI6vK+htJ6Ke+Fp1JhILJZeCzIWRKJwuY3mNyarmYvNsB+ycLxrwdZSsIdAolOlheFkcuN…
selectors probed

Certificate (current)

E8
from 2026-03-27 to 2026-06-25
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://3mopen.com/

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

Links to (13)

Linked from (1)