zacksultan.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-19 · ok HTTP/1.1 200 6002 ms crawled 2026-05-07

US · 216.194.167.90 · AS22611 InMotion Hosting, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Zack Sultan

Description

Zack Sultan — Designer at OpenAI

Canonical

https://blog.zacksultan.com

Feeds

RSS RSS
RSS RSS

Open Graph

url: https://blog.zacksultan.com/?og=1
title: Zack Sultan
site name: Tumblr
description: Zack Sultan — Designer at OpenAI

Technology

Server: nginx
CMS: WordPress

Ads

Google Ads (DoubleClick)

Third-party hosts loaded (8)

64.media.tumblr.com×8
assets.tumblr.com×5
px.srvcs.tumblr.com×3
305343404×1
com.tumblr×1
s0.wp.com×1
securepubads.g.doubleclick.net×1
www.tumblr.com×1

Social

Registration

Registrar

GoDaddy.com, LLC

Created

2006-06-17

Expires

2027-06-17 393 days left

Updated

2025-06-18

Name servers

ns.inmotionhosting.com
ns2.inmotionhosting.com

DNS records live

NS

ns1.inmotionhosting.com
ns2.inmotionhosting.com

MX

0 zacksultan.com

Email authentication partial

SPF: v=spf1 +a +mx +ip4:66.117.14.157 include:relay.mailchannels.net ?all
neutral (?all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-03-23 to 2026-06-21

Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://blog.zacksultan.com/

present

strict-transport-security
x-content-type-options

findings

missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff
strict-transport-security: max-age=15552001