zelestra.energy

.energy user

First seen 2026-05-17 · Last seen 2026-05-17 · ok HTTP/1.1 200 515 ms crawled 2026-05-17

US · 104.26.3.204 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

sector other type homepage

HTML metadata

Title: Zelestra
Description: Zelestra
Language: en

Technology

CDN: Cloudflare
CMS: Next.js

Analytics

Google Tag Manager

Third-party hosts loaded (1)

www.googletagmanager.com×2

Social

Registration

Registrar

Ascio Technologies, Inc. Danmark - Filial af Ascio technologies, Inc. USA

Created

2024-03-15

Expires

2027-03-15 298 days left

Updated

2026-04-29

Name servers

laila.ns.cloudflare.com
julio.ns.cloudflare.com

DNS records live

NS

julio.ns.cloudflare.com
laila.ns.cloudflare.com

MX

0 zelestra-energy.mail.protection.outlook.com

TXT

Show 8 TXT records

uber-domain-verification=da8e0876-2656-42b2-88ee-84fb6aea47c2
quickbase-site-verification-5abfc9c29f6e757c8bf93acc4d73d2d058eeef5a
wiz-domain-verification=3bbf656e66b82101a3467151d05b4aed39b9e50006f953ed380da063d8cb3368
autodesk-domain-verification=Bm4NWNc_gIBK9r6lN55R
e38d4d1f39bb6bb28344b2d833bdae3179a49c26695c05b7f9
202406200938263ip7t1fmc04yqfboebivajf4f6g4dhfbnn18t049wm4aktxm08
successfactors-site-verification=MDJiMzA5ZjhkYjk5YjM1Y2ZhNTRkOTc4ZTBjYWI1MjgzNDQ4ZmQ3YmY2YTZjY2NlNzM0ZTFkZmUxZDM0NDEzMg==
knowbe4-site-verification=d74e5deebd7a48e3d6f150aa67063857

Verified for

Adobe
Anthropic
Apple
Canva
Cisco
DocuSign
Microsoft 365
OpenAI
Smartsheet

Email authentication strong

SPF

v=spf1 ip4:151.80.161.17 ip4:34.107.8.58 ip4:35.242.247.107 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:_spf.4me.com include:_spf.4me.qa include:sendgrid.net include:_spf.salesforce.com include:_spf.qualtrics.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject;sp=reject;pct=100;ri=86400;aspf=s;adkim=r;fo=1; rua=mailto:36d3cc4ba5fe48bf8f18a15bbb59c810@dmarc-reports.cloudflare.net;

policy: reject (enforced) · sp=reject

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyxuZ7kkGm6NBZUspxbsctFOzNaPKBwo+O1Jm3dzJLnMk8hjpz0+UpTbIFs4Jm+YXYheKk0+pZ+ktUm…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9z0SKE3cL0eXN5OgnrHdB1r39DNGc3LYhTY5B4oyJkV+9lDKhN8nh9Ctd4rz8k5saG2oO2DY85zsuQ…

selectors probed

Certificate (current)

WE1

from 2026-04-02 to 2026-07-01

Expires in 42 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://zelestra.energy/en

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=0