CONTINUOUS INTERNET TELEMETRY24H DRIFT978 material changesacross 879 domains · +524 vs yesterdayDNS DRIFT24 domains changed DNS providertop destination parity.domains · +20 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination pphosted.com · +4 vs yesterdayNOW2,745 curated domains not answering+530 vs yesterdayERRORS10,723 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,967 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT978 material changesacross 879 domains · +524 vs yesterdayDNS DRIFT24 domains changed DNS providertop destination parity.domains · +20 vs yesterdayEMAIL DRIFT6 domains switched email providertop destination pphosted.com · +4 vs yesterdayNOW2,745 curated domains not answering+530 vs yesterdayERRORS10,723 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,967 throttled or blocked our scanner429 rate-limit / 403 bot-block

numpy.org

Observed 2026-07-15T02:21:35.972Z (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Registered withNameCheap, Inc.
IPv6 · 1 subdomain · non_profit
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat numpy.org actually stands on - every host below is a signed observation
numpy.org
A / AAAA
104.21.19.75172.67.185.1602606:4700:3036::ac43:b9a02606:4700:3031::6815:134b
Cloudflareserves the site
NS
kristin.ns.cloudflare.comhenry.ns.cloudflare.com
cloudflare.comanswers its DNS

HTTPS probe

ok Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time31 ms
DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 2

  • 104.21.19.75
  • 172.67.185.160

AAAA 2

  • 2606:4700:3036::ac43:b9a0
  • 2606:4700:3031::6815:134b

TXT 1

  • v=spf1 -all

NS 2

  • kristin.ns.cloudflare.com
  • henry.ns.cloudflare.com

SOA 1

  • henry.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (0)

None.

Subdomains (1)

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 numpy.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
571426a9-46df-4282-907a-36936bcd0406
Output Hash
0ff63106b343e3da45d86f06e098cf11107b573cf25c4ca50b59b8c835594db2
Signature
ed25519:16e9698673b413d361c7bf2d79f8f6b7e0ff2bdf22f5d15f1636a530efb6174ad562f813bf1dff7fbd0c2a79fb73c9338d56dc5ee0dd99440734daf2e36a920f
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser