indexo.dev

snorkl.app

.app crawl

First seen 2026-06-02 · Last seen 2026-06-04 · ok HTTP/1.1 200 281 ms crawled 2026-06-02

US · 76.76.21.21 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Snorkl | Instant Feedback on Student Thinking
Description
With Snorkl, students record and share their reasoning then receive instant AI-powered feedback to drive deep and meaningful learning.
Language
en
Canonical
https://snorkl.app/

Open Graph

url
https://snorkl.app/
title
Snorkl | Instant Feedback on Student Thinking
description
With Snorkl, students record and share their reasoning then receive instant AI-powered feedback to drive deep and meaningful learning.

Technology

CDN
Vercel
CMS
Next.js
JS framework
Next.js

Social

DNS records live

NS
  • ns-cloud-c1.googledomains.com
  • ns-cloud-c2.googledomains.com
  • ns-cloud-c3.googledomains.com
  • ns-cloud-c4.googledomains.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
TXT
  • mixpanel-domain-verify=b1e7a9cf-5ff1-4b76-bc57-6c3ffc656398
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:_spf.google.com include:244555274.spf02.hubspotemail.net include:sendgrid.net include:spf.intercom.io ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@snorkl.app; adkim=s; aspf=r;
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA75ax4Hmlw6kIHTd9iXxajSIwtc6WsIQ/IJs5+YlURwMA9aHJIbBCYX+J7eCnXL6bVxsyKk1s6NbtfZ…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyd1y1EnEijKufcOpCEpyYD70umLUGdrIXJRV+a2xdESW+zu7uewS2T4BrImS3lm/6IOEMS1wgrmGpWvikJ…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAubtJQ1LmCT/iuSoJWhI7PNM0tjVq0W5MF/99RydYoVh7wUF0lsb5Q4DUaC0+ZDP8hGDKI0FRBXn0iPrxtq…
selectors probed

Certificate (current)

R12
from 2026-04-03 to 2026-07-02
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://snorkl.app/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Permissions Policy
Header values
referrer-policy
no-referrer
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
frame-ancestors 'self';
strict-transport-security
max-age=63072000; includeSubDomains; preload

Links to (7)

Linked from (2)