indexo.dev

gridmap.org

.org ok HTTP/1.1 200 511 ms

First seen 2026-06-04 · Last seen 2026-06-18 · crawled 2026-06-18

US · 104.21.76.61 · AS13335 Cloudflare, Inc.

Reputation 100/100

sector tech subsector ai data type homepage

HTML metadata

Title
GridMap by W5ISP - Maidenhead Grid Square Map
Language
en

Technology

CDN
Cloudflare

Third-party hosts loaded (1)

  • a.w5isp.com×1

Registration

Registrar
Porkbun LLC
Created
2025-01-18
Expires
2027-01-18 212 days left
Updated
2026-02-17
Name servers
  • arch.ns.cloudflare.com
  • tani.ns.cloudflare.com

DNS records live

NS
  • arch.ns.cloudflare.com
  • tani.ns.cloudflare.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-06-16 to 2026-09-14
Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://gridmap.org/

present
  • strict-transport-security
  • content-security-policy
  • x-content-type-options
  • referrer-policy
findings
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
content-security-policy
base-uri 'self'; frame-ancestors 'self';
strict-transport-security
max-age=15552000; includeSubDomains; preload

Linked from (1)

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