CONTINUOUS INTERNET TELEMETRY24H DRIFT1,160 material changesacross 954 domains · -918 vs yesterdayDNS DRIFT3 domains changed DNS providertop destination ac.in · -12 vs yesterdayNOW2,359 curated domains not answering+1,233 vs yesterdayERRORS15,880 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED40,235 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT1,160 material changesacross 954 domains · -918 vs yesterdayDNS DRIFT3 domains changed DNS providertop destination ac.in · -12 vs yesterdayNOW2,359 curated domains not answering+1,233 vs yesterdayERRORS15,880 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED40,235 throttled or blocked our scanner429 rate-limit / 403 bot-block

techfak.net

Observed Jul 19, 2026, 16:10 UTC (59m ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Registered withHetzner Online GmbH
IPv6 · 6 subdomains · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat techfak.net actually stands on - every host below is a signed observation
techfak.net
A / AAAA
129.70.142.932001:638:504:2040::93
Cloudflareserves the site
NS
auth1.DNS.techfak.netauth-ext0.DNS.techfak.netauth0.DNS.techfak.net
techfak.netanswers its DNS
MX
gw1.mail.techfak.netgw2.mail.techfak.net
techfak.netreceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time1184 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 1

  • 129.70.142.93

AAAA 1

  • 2001:638:504:2040::93

MX 2

  • 100gw1.mail.techfak.net
  • 100gw2.mail.techfak.net

TXT 3

  • HARICA-H32oIjvDyhIMI1Tnfsm
  • v=spf1 redirect=_spf.techfak.net
  • v=DNSSEC1; (detected)

NS 3

  • auth1.DNS.techfak.net
  • auth-ext0.DNS.techfak.net
  • auth0.DNS.techfak.net

SOA 1

  • dns.techfak.net hostmaster.techfak.net

CAA 5

  • issue sectigo.com
  • iodef mailto:support@techfak.net
  • issue pki.dfn.de
  • issue letsencrypt.org
  • issue harica.gr

TLS Certificates (0)

None.

Subdomains (6)

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

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

Ed25519 Receipt

Receipt ID
9cc34626-141e-4415-9dfa-893807752eaf
Output Hash
d71b0b55203487236e4a4f5a6fb11cc3db5755ef0a0c2edf6292fb33a08d0041
Signature
ed25519:26ea812b6d888929fb2ad4ffa229dbbc694db3a0e5b985e0c59cce4114d111dc3bf30b19a86b721a279748123682ceb455fff4059bd71277fae743ecdd16a40f
Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent
(genesis)
Plane
fast
Verify this in your browser