indexo.dev

os1st.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-14 · ok HTTP/1.1 200 1581 ms crawled 2026-05-09

CA · 23.227.38.32 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
OS1st | "ohh-ess-first"
Description
OS1st is a performance wellness brand on a mission to deliver Relief You Can Feel. We design purpose-built socks and compression bracing that support the way people move—whether they’re training for a race, recovering from injury, or simply trying to get through the day pain-free.
Language
en
Canonical
https://os1st.com/
Translations
  • en
  • ja

Open Graph

url
https://os1st.com/
title
OS1st | "ohh-ess-first"
site name
OS1st
description
OS1st is a performance wellness brand on a mission to deliver Relief You Can Feel. We design purpose-built socks and compression bracing that support the way people move—whether they’re training for a race, recovering from injury, or simply trying to get through the day pain-free.

Technology

CDN
Cloudflare
CMS
Shopify
Analytics
  • Google Tag Manager
Third-party hosts loaded (10)
  • cdn.shopify.com×15
  • os1st.jp×2
  • shop.app×2
  • api.judge.me×1
  • cdn.judge.me×1
  • cdn1.judge.me×1
  • code.jquery.com×1
  • monorail-edge.shopifysvc.com×1
  • static.klaviyo.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
eNom, LLC
Created
2013-08-13
Expires
2026-08-13 86 days left
Updated
2025-09-04
Name servers
  • dns1.name-services.com
  • dns2.name-services.com
  • dns3.name-services.com
  • dns4.name-services.com
  • dns5.name-services.com

DNS records live

NS
  • dns1.name-services.com
  • dns2.name-services.com
  • dns3.name-services.com
  • dns4.name-services.com
  • dns5.name-services.com
MX
  • 0 mx1-us1.ppe-hosted.com
  • 0 mx2-us1.ppe-hosted.com
TXT
Show 8 TXT records
  • MS=ms53626523
  • google-site-verification=qzwON_-2IkIwehJ9X7vr4XuqjdmwTArDso1Er1wO7_k
  • google-site-verification=WDhuz18M5Usgpwhq5-CwIWvza8KTHz_bboMtspXyST0
  • google-site-verification=G8XY2QHy3ILFjTqBc2KUZ9yIBuT-_BR1qy3JZ2UWziU
  • globalsign-domain-verification=YkAZBqMsvt4cODdVorkoNLaGN-vswLyY80e_jxiXUc
  • apple-domain-verification=nzcjGxiEhAfXTTwKG3w1NssTs-AJgAHeaNiWgpS_UZA
  • ahrefs-site-verification_6927feb866688ae98838f0a079469bfa807db2efaeadafed43f95d48af8e457d
  • klaviyo-site-verification=SVjStE

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:_spf-us.ppe-hosted.com include:mailgun.org -all
strict (-all)
DMARC
v=DMARC1; p=quarantine
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu6Ax8QSXJIInt1L7DzbGELWw6nBlbS8MGW9g8/ZABwrT5lX8AFkcpcGaoGG3mixLFUnoxDCBqfP6pc…
selectors probed

Certificate (current)

E8
from 2026-04-02 to 2026-07-01
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://os1st.com/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
content-security-policy
block-all-mixed-content; frame-ancestors 'none'; upgrade-insecure-requests;
strict-transport-security
max-age=7889238

Links to (11)

Linked from (2)