indexo.dev

openspectruminc.com

.com error HTTP 403

First seen 2026-06-05 · Last seen 2026-06-19 · crawled 2026-06-07 ·5 attempts

US · 104.21.39.113 · AS13335 Cloudflare, Inc.

Reputation 84/100 crawl error dmarc monitor-only

cloudflare bot challenge

Registration

Registrar
Bluehost Inc.
Created
2007-11-08
Expires
2027-11-08 505 days left
Updated
2026-05-05
Name servers
  • khloe.ns.cloudflare.com
  • titan.ns.cloudflare.com

DNS records live

NS
  • khloe.ns.cloudflare.com
  • titan.ns.cloudflare.com
MX
  • 10 mail.protonmail.ch
  • 20 mailsec.protonmail.ch
TXT
  • protonmail-verification=b4c2961b44ddd1ba0f6df216fac83d3a14117e36
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 +a +mx +include:bluehost.com +include:_spf.protonmail.ch mx ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-11 to 2026-08-09
Expires in 49 days

Full certificate history on crt.sh ↗

Linked from (1)

Use this data via API

Everything on this page for openspectruminc.com is available as JSON from the indexo.dev REST & MCP API.

curl "https://indexo.dev/api/v1/domains/openspectruminc.com" \
  -H "X-API-Key: idx_..."

Read the docs & get a free key →

Add a badge to your site

Own openspectruminc.com? Show it's tracked on indexo.dev and link visitors straight to this page.

indexo.dev — openspectruminc.com

<a href="https://indexo.dev/openspectruminc.com" target="_blank" rel="noopener">
  <img src="https://indexo.dev/openspectruminc.com/badge.svg" alt="indexo.dev — openspectruminc.com">
</a>