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robertson.is

.is user

First seen 2026-05-20 · Last seen 2026-05-20 · ok HTTP/1.1 200 873 ms crawled 2026-06-04

US · 18.208.88.157 · AS14618 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

sector other type homepage

HTML metadata

Title
robertson
Language
en

Technology

CDN
Netlify

Registration

Created
2019-11-13
Updated
2025-10-14
Name servers
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 10 in1-smtp.messagingengine.com
  • 20 in2-smtp.messagingengine.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:spf.messagingengine.com ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-18 to 2026-07-17
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://robertson.is/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

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