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big-sister.ai

.ai crawl

First seen 2026-04-14 · Last seen 2026-05-08 · ok HTTP/1.1 200 2785 ms crawled 2026-05-08

US · 198.202.211.1 · AS209242 Cloudflare London, LLC

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Big Sister AI — AI Sales Coaching & Skill Tracking Software
Description
Big Sister AI tracks 40+ sales skills across calls, emails, and CRM activity. Real-time coaching for reps and managers. The affordable Gong alternative for SMB sales teams.
Language
en
Generator
Webflow
Canonical
https://www.big-sister.ai

Open Graph

title
Big Sister AI — AI Sales Coaching & Skill Tracking Software
description
Big Sister AI tracks 40+ sales skills across calls, emails, and CRM activity. Real-time coaching for reps and managers. The affordable Gong alternative for SMB sales teams.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (8)
  • cdn.prod.website-files.com×67
  • cdn.jsdelivr.net×4
  • ajax.googleapis.com×1
  • d3e54v103j8qbb.cloudfront.net×1
  • fonts.googleapis.com×1
  • fonts.gstatic.com×1
  • leadbooster-chat.pipedrive.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
GoDaddy.com, LLC
Created
2023-10-09
Expires
2027-10-09 506 days left
Updated
2026-03-08
Name servers
  • ns67.domaincontrol.com
  • ns68.domaincontrol.com

DNS records live

NS
  • ns67.domaincontrol.com
  • ns68.domaincontrol.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Anthropic
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:dc-aa8e722993._spfm.big-sister.ai ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:d@big-sister.ai; ruf=mailto:d@big-sister.ai; sp=none; adkim=r; aspf=r;
policy: none (monitoring only) · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArg2DDMeDeHz+rcREVr9mGIV0tUlxMFFkzIg5/ww6cEEwrDcVR3ShFgu2bSBg63IFmzkdM+jdW8TAA/…
selectors probed

Certificate (current)

WE1
from 2026-04-14 to 2026-07-13
Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.big-sister.ai/

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=31536000

Links to (9)

Linked from (1)