CONTINUOUS INTERNET TELEMETRY24H DRIFT990 material changesacross 520 domains · last 24h · -9,425 vs yesterdayDNS DRIFT15 domains changed DNS providertop destination cloudflare.com · -644 vs yesterdayEMAIL DRIFT4 domains switched email providertop destination google.com · -163 vs yesterdayCERT DRIFT2 domains switched issuing CA24h · -217 vs yesterdayNOW421 curated domains not reachable-282 vs yesterdaySITE ERRORS17,593 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 100,843 sites429 rate-limit / 403 bot-block, a posture signal

alster.de

Observed Jul 24, 2026, 09:02 UTC (14h 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.

Not responding
Signed observation on record.
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat alster.de actually stands on - every host below is a signed observation
alster.de
A / AAAA
3.33.139.32
unattributedserves the site
NS
ns4.markmonitor.comns1.markmonitor.comns6.markmonitor.comns3.markmonitor.com+1 more
markmonitor.comanswers its DNS
MX
bh.markmonitor.com
markmonitor.comreceives its email

DNS Records

A 1

  • 3.33.139.32

MX 1

  • 1bh.markmonitor.com

TXT 1

  • v=spf1 -all

NS 5

  • ns4.markmonitor.com
  • ns1.markmonitor.com
  • ns6.markmonitor.com
  • ns3.markmonitor.com
  • ns5.markmonitor.com

SOA 1

  • ns1.markmonitor.com hostmaster.markmonitor.com

TLS Certificates (0)

None.

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 alster.de. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_e392b4cd003c9ab5
Output Hash
6c7312782fa85a2b401c86715180d328e53dad0b0b6c3da73a9ed5a1637106a8
Signature
ed25519:e7cbdf3f6419f667a767ac8e7451dc1b76a6541f6dc3e9cefbc440b63dc3890caf7ebfecf9532e29fcdea9546c303206332bfeb8a8805169dd4da0e9283f0900
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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