nakkiran.org

.org crawl

First seen 2026-04-22 · Last seen 2026-05-19 · ok HTTP/1.1 200 2217 ms crawled 2026-05-15

US · 172.67.129.44 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: Preetum Nakkiran
Language: en

Technology

CDN: Fastly
Server: GitHub.com

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

cdnjs.cloudflare.com×2
fonts.googleapis.com×2
fonts.gstatic.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2009-10-02

Expires

2026-10-02 134 days left

Updated

2025-09-07

Name servers

ivan.ns.cloudflare.com
roxy.ns.cloudflare.com

DNS records live

NS

ivan.ns.cloudflare.com
roxy.ns.cloudflare.com

MX

Show 7 MX records

10 aspmx.l.google.com
20 alt1.aspmx.l.google.com
20 alt2.aspmx.l.google.com
30 aspmx2.googlemail.com
30 aspmx3.googlemail.com
30 aspmx4.googlemail.com
30 aspmx5.googlemail.com

Email authentication weak

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-05-09 to 2026-08-07

Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://preetum.nakkiran.org/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy