CONTINUOUS INTERNET TELEMETRY24H DRIFT5,762 material changesacross 5,364 domains · 24h to ~20m ago · -3,001 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

vca-cursus.com

Observed Aug 2, 2026, 09:32 UTC (18h 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 byTrust Provider B.V.
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vca-cursus.com actually stands on - every host below is a signed observation
vca-cursus.com
A / AAAA
213.207.86.52
unattributedserves the site
NS
ariella.ns.cloudflare.commaxim.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mail.constructionmedia.nl
constructionmedia.nlreceives its email
TLS
www.vca-cursus.com
Trust Provider B.V.issued its certificate

DNS Records

A 1

  • 213.207.86.52

MX 1

  • 10mail.constructionmedia.nl

TXT 5

  • 7rdy4qdvzx4w6nhcvpmbbskhx6my9rkw
  • globalsign-domain-verification=2xiwxWOYykDgiVzhtma2JDGdWhU94s7FoU-asB6NLe
  • gny307xwm1xtt2rz0lbn0x0smpl86qz7
  • td65zhj1p67fv2gs6t3vfnlpjvn7pr6n
  • v=spf1 mx -all

NS 2

  • ariella.ns.cloudflare.com
  • maxim.ns.cloudflare.com

SOA 1

  • ariella.ns.cloudflare.com dns.cloudflare.com

DMARC_RECORDS 1

  • v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:dmarc@vca-cursus.com; ruf=mailto:dmarc@vca-cursus.com; fo=1; ri=3600;

TLS Certificates (2)

Common NameIssuerExpires
www.vca-cursus.com C=NL, O=Trust Provider B.V., CN=Trust Provider B.V. TLS RSA EV CA G2 Mon, 12 Oct 2026 23:59:59 +0000
Trust Provider B.V. TLS RSA EV CA G2 C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2 Thu, 21 Feb 2030 12:30:41 +0000

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

Ed25519 Receipt

Receipt ID
rcpt_3c2e8c5c01477a4b
Output Hash
027fd4406f59e6716ce9747b9aa703fa9f5785d18d73880961949315597790e0
Signature
ed25519:75dd41dd8a1d0a5ed54355ee67c2bd968fb9bbd9bbd44cfe9c63ea72388b47882dc31635f337d4126943b7012c31bdbd326f6ac387de14000d68f94e5d31090e
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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