CONTINUOUS INTERNET TELEMETRY24H DRIFT2,214 material changesacross 2,012 domains · -337 vs yesterdayDNS DRIFT16 domains changed DNS providertop destination cloudflare.comEMAIL DRIFT5 domains switched email providertop destination google.comCERT DRIFT1 domains switched issuing CA24h · -4 vs yesterdayNOW3,393 curated domains not answeringlast probe, steadyERRORS10,884 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,214 material changesacross 2,012 domains · -337 vs yesterdayDNS DRIFT16 domains changed DNS providertop destination cloudflare.comEMAIL DRIFT5 domains switched email providertop destination google.comCERT DRIFT1 domains switched issuing CA24h · -4 vs yesterdayNOW3,393 curated domains not answeringlast probe, steadyERRORS10,884 responded with an errorlast probe · 5xx / 404 / 429 / 403

dexcom.com

Observed 2026-07-14T04:04:18.018Z (4h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Email byMicrosoft 365
Also usesGoogle Search ConsoleMiroDocuSignFacebook/MetaAtlassianFigma
18 subdomains · fortune_500
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat dexcom.com actually stands on - every host below is a signed observation
dexcom.com
A / AAAA
162.159.133.80162.159.130.80
Cloudflareserves the site
NS
ns-cloud-a2.googledomains.comns-cloud-a3.googledomains.comns-cloud-a1.googledomains.comns-cloud-a4.googledomains.com
googledomains.comanswers its DNS
MX
dexcom-com.mail.protection.outlook.com
Microsoft 365receives its email

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.dexcom.com/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time221 ms
DNS resolutionNOERROR
Redirect chain
https://www.dexcom.com/

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

DNS Records

A 2

  • 162.159.133.80
  • 162.159.130.80

MX 1

  • 0dexcom-com.mail.protection.outlook.com

TXT 40

  • postman-domain-verification=18652b465cd1011958196e9a94de5e2a0bb047e62d7ee6c2fbabbe21c2fc10bed4721d39b8fd78761e7f642f43c951636b81b5d86b9ddad769255f8d61690238
  • google-site-verification=Onsc6TWkfX23zcJOOcJPnDpaJf_fzL5ziUh9iH_7ILM
  • gCV57qc5ng9lxzhGIaQUFtfiDtOP8B
  • google-site-verification=zKwsrQPyoah9ESsY_6THkypDS6a54OjWtO1uVYfUVM0
  • google-site-verification=vjtlBXT1t22SZpgqdAVXFuuOaYvZ2ndfD69Y-HL2ruw
  • miro-verification=59becafb633bacad0fd0aa98ea8f5e4212071206
  • 69e0e18b26194693a0d1f6614d299f62
  • aNK0Q9d+bnQ1wWdLV2R4okiz2tFaWmOolbDvvVpJzCYbVUnMjBrUz/MpAa66SDVKRxFWK1D5RSpD/1HCvnGxwg==
  • google-site-verification=ccFNhpuM4fAyn5uNr8K-rLk0vFOJO4DoWMIz-7c70s0
  • openai-domain-verification=dv-SxWIPiwmyhWV6V1VkWoTPXXU

NS 4

  • ns-cloud-a2.googledomains.com
  • ns-cloud-a3.googledomains.com
  • ns-cloud-a1.googledomains.com
  • ns-cloud-a4.googledomains.com

SOA 1

  • ns-cloud-a1.googledomains.com cloud-dns-hostmaster.google.com

TLS Certificates (0)

None.

Subdomains (18)

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 dexcom.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
1d02490c-ba94-4470-a52c-882655dc4d60
Output Hash
f21ae47cd240b39830c9bc3b6867f016956ac35da143be69ae55ffee358361de
Signature
ed25519:a3ccd4a7ce8c674f5a1af4243fb28ef0c635568990914f1c7ec8f12ff7dd8da41dc59a038d7c865174242d1c5fab4f18ef3b434c4a0b9d769297b4dd1a258005
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser