CONTINUOUS INTERNET TELEMETRY24H DRIFT2,015 material changesacross 1,832 domains · -536 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +4 vs yesterdayEMAIL DRIFT2 domains switched email providertop destination google.com · -3 vs yesterdayCERT DRIFT2 domains switched issuing CA24h · -3 vs yesterdayNOW3,400 curated domains not answeringlast probe, steadyERRORS10,894 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT2,015 material changesacross 1,832 domains · -536 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +4 vs yesterdayEMAIL DRIFT2 domains switched email providertop destination google.com · -3 vs yesterdayCERT DRIFT2 domains switched issuing CA24h · -3 vs yesterdayNOW3,400 curated domains not answeringlast probe, steadyERRORS10,894 responded with an errorlast probe · 5xx / 404 / 429 / 403

catalyst2.net

Observed 2026-07-12T12:22:15.113Z (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Runs onCloudflare
2 subdomains · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat catalyst2.net actually stands on - every host below is a signed observation
catalyst2.net
NS
ns1.catalyst2.netns2.catalyst2.net
catalyst2.netanswers its DNS
MX
st2.mx.email-filter.net
email-filter.netreceives its email

HTTPS probe

server_error Server error (5xx) 530 Server Error
HTTP status530
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time648 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

MX 1

  • 10st2.mx.email-filter.net

NS 2

  • ns1.catalyst2.net
  • ns2.catalyst2.net

SOA 1

  • ns1.catalyst2.net hostmaster.active-ns.com

TLS Certificates (0)

None.

Subdomains (2)

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 catalyst2.net. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for catalyst2.net <a href="https://domaindrift.io/t/catalyst2.net"> <img src="https://domaindrift.io/badge/catalyst2.net.svg" width="300" height="64" alt="DomainDrift signed observations for catalyst2.net"> </a>

Ed25519 Receipt

Receipt ID
da4adfc2-c108-4bb4-86f0-9bccb449955d
Output Hash
baf41fab0dc6d1b98372ac2a161100469557c437d48ecd010215f37b142ea1d0
Signature
ed25519:da42b35d3ab966e8cee487a58c05716fdbf7de471b1fab390a25c27acf597a57352a8f986fb3f6eb965280c121ee0005dd620b63886f769516ada2a7a642ee09
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser