chalk.ai

.ai crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1406 ms crawled 2026-05-18

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: Chalk | The data platform for AI + ML
Description: Chalk is the real-time data platform for ML & GenAI. More than a feature store, Chalk delivers fresh features in under 5ms with on-demand compute and caching in your cloud.
Language: en
Canonical: https://chalk.ai/index

Open Graph

url: https://chalk.ai/index
title: Chalk | The data platform for AI + ML
locale: en_US
site name: Chalk
description: Chalk is the real-time data platform for ML & GenAI. More than a feature store, Chalk delivers fresh features in under 5ms with on-demand compute and caching in your cloud.

Technology

CDN: Vercel
CMS: Next.js

Social

Contact

Address: 55 Stockton Street, Floor 4, 94108, San Francisco, CA, US

Registration

Registrar

NameCheap, Inc.

Created

2017-12-16

Expires

2033-01-13 2431 days left

Updated

2023-10-02

Name servers

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

DNS records live

NS

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

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 10 TXT records

google-site-verification=6RTLJk1quNOiGaZo0WysC9f5W-ZoJuwK9EKxiQVaXNI
google-site-verification=VkIJ-9ILfgeeO52n1V5MaaLl--YG7coZ2q45By2h1y8
google-site-verification=r9XdedgHyATre1gblZD47zG4X_hBMGdnGEDOl8n0bg0
google-site-verification=zMgUF4zT8rXDrGP_g7mSy1-e5IEaopdOGw0eTBr9QY0
reachdesk-verification=N3uwPCEbDTdUTPJfT81pMUprSU5MqWUZM4UdC2x0PcrVgAvHz9JcAh5QzDmomxFG
OSSRH-96876
MS=ms56543861
apple-domain-verification=QwwseMi26UGKNjVL
openai-domain-verification=dv-bvV9eLnAkykaZ7Ca1jqz3RHA
google-site-verification=1A_08zmbQoD18WX9XDip85MAprvGfmr2yLoyhBnyP3w

Email authentication strong

SPF

v=spf1 include:_spf.google.com include:mg-spf.greenhouse.io include:23610499.spf05.hubspotemail.net ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; rua=mailto:postmaster@chalk.ai

policy: reject (enforced)

DKIM

google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmfg9RUB9EqZ+gSoFyHcg+H5+6RoZX6j239xDshFe7UI+mgn1AvnO5BQYco+4ZB7xAXpsvWwt3LscK/…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3lEMq7KwjdsjeOFPl0ku/82mCUto9ZlqhLARic9LJ5GeJjtdKtxI8NgJOzevmYsc+wdprewbYp5NAgdarZ…
s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAviAZnaOYqVfe/iVL3fAHwJfQZOTN+UZk6eJvqqoGswl5qQBfN7QARz2zsn2rOP+vlg93hLDhvaV7FJI6a4…

selectors probed

Certificate (current)

R12

from 2026-04-26 to 2026-07-25

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://chalk.ai/

present

strict-transport-security
content-security-policy
x-frame-options
x-content-type-options
referrer-policy

findings

missing Permissions Policy

Header values

referrer-policy: same-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: object-src 'unsafe-eval';
strict-transport-security: max-age=63072000

Links to (8)

Linked from (1)

verisoul.ai×4