performancecourse.com

.com crawl

First seen 2026-05-09 · Last seen 2026-05-15 · ok HTTP/1.1 200 5457 ms crawled 2026-05-15

US · 40.78.25.157 · AS8075 Microsoft Corporation

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Performance Course | Improving Athletic Ability
Description: Our mission is to enhance athletic performance and build strength of character in individuals and teams while preparing them for success in life.

Technology

Server: Microsoft-IIS

Fonts

Google Fonts

Third-party hosts loaded (3)

sistaticv2.blob.core.windows.net×55
fonts.googleapis.com×1
www.facebook.com×1

Social

Contact

Email

info@performancecourse.com

Phone

214.383.4444

Registration

Registrar

Squarespace Domains II LLC

Created

2003-10-14

Expires

2026-10-14 147 days left

Updated

2025-09-29

Name servers

ns-cloud-d1.googledomains.com
ns-cloud-d2.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d4.googledomains.com

DNS records live

NS

ns-cloud-d1.googledomains.com
ns-cloud-d2.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d4.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

Show 19 TXT records

6sp7c0qor6hco3fl87e3e1gfi3
infusionsoft-site-verification=zo341
n5q6e6csrcimaqi2unt1of7rth
si-performance-course.azurewebsites.net
eqo85lthl8meh1ph2v3kguq1kd
3sa45l4vir7n57ra81fv7383bb
ejpui0suk77rljbt20tnkb56se
a4shhbm6dabecooq72dtb03v4o
eofr8d68tlje6oji2rsg6ccvh9
google-site-verification=BZMJKnMC02LV6HkMsaWXxD-sxzlEUvIuwBNm8I2YexI
2tpvhajvkij52s10d4rghf6uak
tg5ot9q47me51sp8eodf5t6d06
6acfagkbsg6pp7265n04mav05f
l05q1g8jclng9gsuiulgoorhmr
u95juqlq42cajl3sa0be5099ce
bucre93tkgjkitpdguq12uf3vl
26j4ssdg8oiqmb38u9hfg6d6ho
4KZYgxc3
acmpmb7jcagdi28oi73o7aeqsk

Email authentication partial

SPF

v=spf1 ip4:184.173.239.119 a mx include:websitewelcome.com ~all

softfail (~all)

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2m4IksoTvg8+OYpDk+9M8fOmEO1D9zsBx49DV3mPY1IMO/T/q0k9yaIztDkId5u200bK8NhfYXv+GI8x97…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCx1PjMbXnjCN8e1k8GLGTcZBVLf8tgb0Eq8uSiiUZeo3vr9SnKHyHhXz3t/7h8w2ShKgPy8pkEPv4hnzntWt5cdP…

selectors probed

Certificate (current)

Go Daddy Secure Certificate Authority - G2

from 2026-04-14 to 2026-10-29

Expires in 163 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.performancecourse.com/

present

x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff

Links to (9)

Linked from (1)

thsca.com×1