indexo.dev

sfeir-semler.com

.com crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 702 ms crawled 2026-06-04

DE · 49.13.123.186 · AS24940 Hetzner Online GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Exhibitions
Language
en

Technology

Server
nginx

Social

Registration

Registrar
NameCheap, Inc.
Created
2002-09-04
Expires
2027-09-04 456 days left
Updated
2025-10-29
Name servers
  • helium.ns.hetzner.de
  • hydrogen.ns.hetzner.com
  • oxygen.ns.hetzner.com

DNS records live

NS
  • helium.ns.hetzner.de
  • hydrogen.ns.hetzner.com
  • oxygen.ns.hetzner.com
MX
  • 10 sfeirsemler-com01c.mail.protection.outlook.com
Verified for
  • Google

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

E8
from 2026-05-18 to 2026-08-16
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sfeir-semler.com/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (1)

Linked from (1)