CONTINUOUS INTERNET TELEMETRY24H DRIFT238 material changesacross 34 domains · last 24h · +78 vs yesterdayNOW528 curated domains not reachable+26 vs yesterdaySITE ERRORS34,341 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 152,086 sites429 rate-limit / 403 bot-block, a posture signal

altoproaudio.com

Observed Jul 28, 2026, 07:09 UTC (1d 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.

Verify this receipt yourself + Watch this domain
Not responding
Email byMicrosoft 365
majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat altoproaudio.com actually stands on - every host below is a signed observation
altoproaudio.com
A / AAAA
3.33.139.32
unattributedserves the site
NS
ha2.markmonitor.zoneha4.markmonitor.zoneha1.markmonitor.zoneha3.markmonitor.zone
markmonitor.zoneanswers its DNS
MX
altoproaudio-com.mail.protection.outlook.com
Microsoft 365receives its email

DNS Records

A 1

  • 3.33.139.32

MX 1

  • 0altoproaudio-com.mail.protection.outlook.com

TXT 2

  • v=spf1 a mx include:spf.protection.outlook.com include:constantcontact.com include:spf.constantcontact.com include:in.constantcontact.com include:ccsend.com ip4:98.191.12.245 ip4:98.191.12.242 ip4:159.135.38.218 -all
  • MS=ms35455659

NS 4

  • ha2.markmonitor.zone
  • ha4.markmonitor.zone
  • ha1.markmonitor.zone
  • ha3.markmonitor.zone

SOA 1

  • ha1.markmonitor.zone 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 altoproaudio.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_5923dc429832981b
Output Hash
a1860231da2f01586e847a07d56240959bad1b29e6978b46bf61aaf51ae21aec
Signature
ed25519:112251ecd96cedd41f63c8dc0e0f29f4e6cbcee3b711e3244a145a9a1198e25113015f74fac0ae4e5221486b4758229ea229924d2cf23ca4a37b9e7a94941c04
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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