indexo.dev

lyndoninstitute.org

.org crawl

First seen 2026-04-21 · Last seen 2026-05-15 · ok HTTP/1.1 200 2578 ms crawled 2026-05-15

US · 54.209.77.18 · AS14618 Amazon.com, Inc.

Reputation 95/100 weak security headers

sector education type homepage

HTML metadata

Title
Lyndon Institute | Independent High School in Vermont
Description
Located in Lyndon Center, VT, Lyndon Institute is an independent high school offering a 150-course curriculum and specializes in core academics, fine and performing arts, and technical programs.
Language
en
Canonical
https://www.lyndoninstitute.org

Technology

Server
nginx
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Third-party hosts loaded (7)
  • bbk12e1-cdn.myschoolcdn.com×73
  • libs-w2.myschoolapp.com×7
  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • js.adsrvr.org×1
  • src-e1.myschoolapp.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Cloudflare, Inc.
Created
2000-07-26
Expires
2027-07-26 433 days left
Updated
2022-10-01
Name servers
  • beau.ns.cloudflare.com
  • mona.ns.cloudflare.com

DNS records live

NS
  • beau.ns.cloudflare.com
  • mona.ns.cloudflare.com
MX
  • 10 aspmx.l.google.com
  • 20 alt1.aspmx.l.google.com
  • 20 alt2.aspmx.l.google.com
  • 30 aspmx2.googlemail.com
  • 30 aspmx3.googlemail.com
TXT
Show 7 TXT records
  • openai-domain-verification=dv-xCOQTPfWAUYe4WJWHfQWfuY1
  • CS510TO9I0EOVBM2G31DUJI2WWZP91GA2TC67LMRA
  • MS=B87D7E13429E4A0CFB9561107C9BC1C39E927688
  • ZOOM_verify_c1lZQ37umfZ9gPSxq6Gl2I
  • adobe-idp-site-verification=95216bf40a04c02a8b5280e26771bbe2d346e2353e1a808a786da79056553e36
  • apple-domain-verification=VhDymrbAV63VJu3E
  • google-site-verification=5_5xWTVoDDUjx6dLlVY7a-pHVRtI9vNyX4pVFjOOMxk

Email authentication strong

SPF
v=spf1 ip4:64.30.36.54 ip4:64.30.36.52 ip4:209.198.99.82 include:_spf.google.com include:outboundmail.blackbaud.net include:spf_target.brightarrow.com include:ab.sendgrid.net ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:9a08a83984144ceeb96961e7c76c9c2a@dmarc-reports.cloudflare.net,mailto:is@lyndoninstitute.org; pct=90; sp=none
policy: quarantine · pct=90 · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx3ftUhGRkKPs01hTNH++3NAqm+8ecMsP9nub1vfdKPYlqMslvJjW8AqRS1Yrq/txaVJKo2C8c1Mj1s…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAufESPdrbVKNVdhm4Ue4TsPckF6k/lmpOVQoOB3AUtDNa5R2luXEayRxj3n5fmNV/FO76QGKggyYyvuBzDq…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDcFomMMZ0ZG3M+WNFfI7Kdvuh1FN4TGW2z/5zAl8KDEW4rQEkFMA2TxFLr5ILWGp+FaHoOx9Fb05OO7C0xE6YPeO…
selectors probed

Certificate (current)

E8
from 2026-04-06 to 2026-07-05
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.lyndoninstitute.org/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=1209600

Links to (15)

Linked from (2)