firsthand.co

.co crawl

First seen 2026-05-12 · Last seen 2026-05-12 · ok HTTP/1.1 200 1811 ms crawled 2026-05-18

US · 3.164.206.35 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Home - Firsthand
Language: en
Canonical: https://firsthand.co/

Open Graph

title: Home - Firsthand
description: Go to Home - Firsthand

Technology

CDN: Amazon CloudFront
CMS: Next.js

Ads

Google Ads (DoubleClick)

Third-party hosts loaded (2)

media2.vault.com×13
securepubads.g.doubleclick.net×1

Social

DNS records live

NS

ns-109.awsdns-13.com
ns-1249.awsdns-28.org
ns-1745.awsdns-26.co.uk
ns-942.awsdns-53.net

MX

1 aspmx.l.google.com
10 aspmx2.googlemail.com
10 aspmx3.googlemail.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

Show 5 TXT records

google-site-verification=cTS7ZWVrna3B68l44myOv6ibG8tnpYJTSLL9GNPpQq8
knowbe4-site-verification=d49fe535af62025aed3130979a6665d8
facebook-domain-verification=ydybf31yie5ezcetipporrovaikovj
google-site-verification=ZucP2KX60gkvhKOe-03EbWXOzlUKJC2hCg8ZfFXjsVE
google-site-verification=a8U5fTDhOigQKnhRKGd4ZMcpy_-x0nWhBBaFzXOiCCo

Email authentication partial

SPF

v=spf1 a mx include:spf.mtasv.net include:_spf.google.com include:mail.zendesk.com include:amazonses.com include:_spf.smtp.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none; pct=100; rua=mailto:re+plrkznrhops@dmarc.postmarkapp.com; sp=none; aspf=r;

policy: none (monitoring only) · sp=none

DKIM

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCiDeUx/K6TEJdR9QVkZuJg5dm2CTSW92aApByJXeBr6wLRrxBTo9uhk9nGZDVvVAEcyAAhRJJivf19SjViwp…
k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
smtpapi: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDPtW5iwpXVPiH5FzJ7Nrl8USzuY9zqqzjE0D1r04xDN6qwziDnmgcFNNfMewVKN2D1O+2J9N14hRprzByFwfQW76…

selectors probed

Certificate (current)

Amazon RSA 2048 M01

from 2026-04-20 to 2026-11-04

Expires in 168 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://firsthand.co/

present

x-frame-options

findings

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

Header values

x-frame-options: SAMEORIGIN

Links to (5)

Linked from (1)

wofford.edu×1