CONTINUOUS INTERNET TELEMETRY24H DRIFT7,596 material changesacross 7,200 domains · last 24h · -2,819 vs yesterdayDNS DRIFT465 domains changed DNS providertop destination cloudflare.com · -194 vs yesterdayEMAIL DRIFT108 domains switched email providertop destination google.com · -59 vs yesterdayCERT DRIFT155 domains switched issuing CA24h · -64 vs yesterdayNOW498 curated domains not reachable-205 vs yesterdaySITE ERRORS17,408 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 96,759 sites429 rate-limit / 403 bot-block, a posture signal

nfhs.org

Observed Jul 24, 2026, 01:58 UTC (5h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation — watch it for 5-minute checks.

Up right now
Secured byDigiCert
tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat nfhs.org actually stands on - every host below is a signed observation
nfhs.org
A / AAAA
166.117.147.242
unattributedserves the site
NS
ns76.worldnic.comns75.worldnic.com
worldnic.comanswers its DNS
MX
nfhs.org.1.arsmtp.comnfhs.org.2.arsmtp.com
arsmtp.comreceives its email
TLS
*.nfhs.org
DigiCert Incissued its certificate

DNS Records

A 1

  • 166.117.147.242

MX 2

  • 20nfhs.org.1.arsmtp.com
  • 30nfhs.org.2.arsmtp.com

TXT 1

  • v=DMARC1; p=none;rua=dmarc@nfhs.org;

NS 2

  • ns76.worldnic.com
  • ns75.worldnic.com

SOA 1

  • NS75.WORLDNIC.COM namehost.WORLDNIC.COM

TLS Certificates (2)

Common NameIssuerExpires
*.nfhs.org C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=Thawte TLS RSA CA G1 Tue, 10 Nov 2026 23:59:59 +0000
Thawte TLS RSA CA G1 C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2 Tue, 02 Nov 2027 12:24:25 +0000

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for nfhs.org. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for nfhs.org <a href="https://domaindrift.io/t/nfhs.org"> <img src="https://domaindrift.io/badge/nfhs.org.svg" width="300" height="64" alt="DomainDrift signed observations for nfhs.org"> </a>

Ed25519 Receipt

Receipt ID
rcpt_54799554b3e4321b
Output Hash
7aae82725765def24496b710802a5e3ef0afe3c5cf33684856ddc9ca43ff060e
Signature
ed25519:98a0c0e9e43785f3f5973249fc69593bc30d83336c50ca64537963e4b1ea896a2e95aeac570a6aa363f6487fcb7233f01ba74ab5d6ecd8af8c2231b55278bd0a
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser