indexo.dev

send-os.net

.net crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP/1.1 200 2611 ms crawled 2026-05-15

DE · 136.243.64.146 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

Technology

Server
Apache

Registration

Registrar
Hetzner Online GmbH
Created
2010-01-29
Expires
2027-01-29 254 days left
Updated
2026-01-30
Name servers
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 10 www.send-os.net

Email authentication weak

SPF
v=spf1 mx ip4:136.243.64.146 ip4:136.243.65.160 ip4:176.9.80.145 -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCyrg3VoQ9WZOy5C2Mb9MainoDf2CDxRjpNP33LDAdWbjA4kD6pspcI6MwRyq+c9vDlZP1Ta4oGLsd6c9MEH8…
selectors probed

Certificate (current)

R12
from 2026-05-09 to 2026-08-07
Expires in 80 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.send-os.net/worx/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubdomains; preload

Linked from (1)