indexo.dev

netzerocities.app

.app crawl

First seen 2026-04-17 · Last seen 2026-05-09 · ok HTTP/1.1 200 2160 ms crawled 2026-05-12

FR · 141.95.171.127 · AS16276 OVH SAS

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
NetZeroCities
Description
Towards climate neutral European cities by 2030. NetZeroCities portal is a safe space where active members involved in city sustainable development can discuss. Sign in and join the community!
Language
en

Open Graph

url
https://netzerocities.app/
title
NetZeroCities
locale
en_gb
description
Towards climate neutral European cities by 2030. NetZeroCities portal is a safe space where active members involved in city sustainable development can discuss. Sign in and join the community!

Technology

Server
nginx
Analytics
  • Fathom
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×2
  • cdn.jsdelivr.net×1
  • cdn.usefathom.com×1
  • maps.googleapis.com×1

DNS records live

NS
  • ns1056.ui-dns.biz
  • ns1064.ui-dns.com
  • ns1075.ui-dns.org
  • ns1091.ui-dns.de
MX
  • 10 mx00.ionos.fr
  • 10 mx01.ionos.fr
Verified for
  • Brevo

Email authentication partial

SPF
v=spf1 include:_spf-eu.ionos.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400
policy: none (monitoring only) · sp=none
DKIM
  • mail: k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDeMVIzrCa3T14JsNY0IRv5/2V1/v2itlviLQBwXsa7shBD6TrBkswsFUToPyMRWC9tbR/5ey0nRBH0ZVxp+lsmTxid2Y2z…
selectors probed

Certificate (current)

R13
from 2026-03-06 to 2026-06-04
Expires in 15 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://netzerocities.app/signin

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

Linked from (2)