t31k.com

.com crawl

First seen 2026-04-24 · Last seen 2026-05-18 · ok HTTP/1.1 200 18815 ms crawled 2026-05-18

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

sector tech type homepage

HTML metadata

Title: T31K
Description: T31K - The T3 Stack
Language: en

Technology

CDN: Vercel
CMS: Next.js

Third-party hosts loaded (1)

umami.t31k.cloud×1

Social

Registration

Registrar

NameCheap, Inc.

Created

2024-02-02

Expires

2027-02-02 259 days left

Updated

2026-02-02

Name servers

dns1.registrar-servers.com
dns2.registrar-servers.com

DNS records live

NS

dns1.registrar-servers.com
dns2.registrar-servers.com

MX

10 eforward1.registrar-servers.com
10 eforward2.registrar-servers.com
10 eforward3.registrar-servers.com
15 eforward4.registrar-servers.com
20 eforward5.registrar-servers.com

Email authentication weak

SPF: v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-21 to 2026-07-20

Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://t31k.com/

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=63072000