indexo.dev

islandcityjiujitsu.com

.com crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 542 ms crawled 2026-05-31

US · 216.150.1.1 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Island City Jiu-Jitsu - Alameda's Premier Martial Arts Academy
Description
The best Jiu-Jitsu training in Alameda. Brazilian Jiu-Jitsu, Muay Thai, MMA, and Youth programs. Join our welcoming community at Island City Jiu-Jitsu in Alameda, Bay Farm Island, and surrounding areas.
Language
en

Open Graph

url
https://islandcityjiujitsu.com
title
Island City Jiu-Jitsu - Alameda's Premier Martial Arts Academy
locale
en_US
site name
Island City Jiu-Jitsu
description
The best Jiu-Jitsu training in Alameda. Brazilian Jiu-Jitsu, Muay Thai, MMA, and Youth programs. Join our welcoming community.

Technology

CDN
Vercel
CMS
Next.js

Third-party hosts loaded (3)

  • res.cloudinary.com×12
  • app.gymdesk.com×1
  • www.google.com×1

Social

Contact

Email
Phone
Address
2318 Central Ave, 94501, Alameda, CA, US

Registration

Registrar
Squarespace Domains II LLC
Created
2024-05-28
Expires
2027-05-28 357 days left
Updated
2026-05-13
Name servers
  • ns-cloud-e1.googledomains.com
  • ns-cloud-e2.googledomains.com
  • ns-cloud-e3.googledomains.com
  • ns-cloud-e4.googledomains.com

DNS records live

NS
  • ns-cloud-e1.googledomains.com
  • ns-cloud-e2.googledomains.com
  • ns-cloud-e3.googledomains.com
  • ns-cloud-e4.googledomains.com
MX
  • 1 smtp.google.com
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAm39W5y08LSH6OzBfy5BB2miokTtornuRvdskjVeMqiKpWi3wtvXNg0YD9MHHAsWnWkcFxNBZAY7w9D…
selectors probed

Certificate (current)

R13
from 2026-04-23 to 2026-07-22
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://islandcityjiujitsu.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

Links to (3)

Linked from (2)