CONTINUOUS INTERNET TELEMETRY24H DRIFT2,021 material changesacross 1,829 domains · +62 vs yesterdayDNS DRIFT26 domains changed DNS providertop destination parity.domains · +7 vs yesterdayEMAIL DRIFT8 domains switched email providertop destination google.com · +5 vs yesterdayCERT DRIFT1 domains switched issuing CA24h · -1 vs yesterdayNOW3,474 curated domains not answeringlast probe, steadyERRORS8,529 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,335 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT2,021 material changesacross 1,829 domains · +62 vs yesterdayDNS DRIFT26 domains changed DNS providertop destination parity.domains · +7 vs yesterdayEMAIL DRIFT8 domains switched email providertop destination google.com · +5 vs yesterdayCERT DRIFT1 domains switched issuing CA24h · -1 vs yesterdayNOW3,474 curated domains not answeringlast probe, steadyERRORS8,529 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,335 throttled or blocked our scanner429 rate-limit / 403 bot-block

zlib.net

Observed 2026-07-15T05:35:50.117Z (9h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Registered withGoDaddy.com, LLC
3 subdomains · tranco_5k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat zlib.net actually stands on - every host below is a signed observation
zlib.net
A / AAAA
85.187.148.2
Cloudflareserves the site
NS
ns1.a2hosting.comns4.a2hosting.comns3.a2hosting.comns2.a2hosting.com
a2hosting.comanswers its DNS
MX
zlib.net
zlib.netreceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time132 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

  • 85.187.148.2

MX 1

  • 0zlib.net

TXT 2

  • v=spf1 +mx +a +ip4:68.66.224.49 ~all
  • v=DKIM1; (detected)

NS 4

  • ns1.a2hosting.com
  • ns4.a2hosting.com
  • ns3.a2hosting.com
  • ns2.a2hosting.com

SOA 1

  • ns1.a2hosting.com root.az1-ss24.a2hosting.com

TLS Certificates (0)

None.

Subdomains (3)

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

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

Ed25519 Receipt

Receipt ID
c0aa5fdf-1cb2-4556-8e45-9cecb2a2400b
Output Hash
4640f17f814bfdfb553ecbf92c52682ab2c742ff61ea4e1b3cec7738052c557e
Signature
ed25519:0d166a44795340aefaae5e8969926584bea8931a43d6950a15c7fc02ce6076095846588c9c8c090b58ab596e5d7e8f7a00756a3dba794170df2e72da2db8220a
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser