masteram.us

Observed Aug 11, 2026, 01:53 UTC (4d ago). Every field below was attested with an Ed25519 signature at scan time.

This reading of masteram.us was taken 4d ago

masteram.us is on the survey sweep, which works its way across the whole catalog rather than returning to one name on a schedule. Putting masteram.us under watch moves it to the fast lane, where DomainDrift re-checks it about every 5 minutes and signs each reading, so a change becomes a dated event within minutes instead of waiting for the sweep to come round.

Watch masteram.us Watching a domain needs a DRM3 account. The reading above stays free and public either way.
Up right now
Secured byLet's Encrypt
Registered withTLD Registrar Solutions Ltd.
1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat masteram.us actually stands on - every host below is a signed observation
masteram.us
A / AAAA
5.8.64.47
unattributedserves the site
NS
ns1.masteram.us
masteram.usanswers its DNS
MX
mail.masteram.us
masteram.usreceives its email
TLS
masteram.us
Let's Encryptissued its certificate

DNS Records

A 1

  • 5.8.64.47

MX 1

  • 10mail.masteram.us

TXT 1

  • v=spf1 ip4:5.8.64.47 a mx ~all

NS 1

  • ns1.masteram.us

SOA 1

  • ns1.masteram.us admin.masteram.us

DMARC_RECORDS 1

  • v=DMARC1; p=none

TLS Certificates (3)

Common NameIssuerExpires
masteram.us C=US, O=Let's Encrypt, CN=YR1 Tue, 22 Sep 2026 22:23:59 +0000
YR1 C=US, O=ISRG, CN=Root YR Sat, 02 Sep 2028 23:59:59 +0000
Root YR C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

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; the only network request the check makes is for the published public keys.

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_091e9a2342047ce1
Output Hash
1d2b9ec3d57a8145832eedb451daee84b938590f794dc6fd5bbbe3bf300087b4
Signature
ed25519:cc1cd9991ffa7b32379c45d64936716ba0b962c0b0badc3fb10f36e8dc66b82387ead74ac960b77f776a06d8b9ac051b7f07e5d616931c1e03f40138c3094e05
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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CONTINUOUS INTERNET TELEMETRY24H DRIFT44,109 material changesacross 42,312 domains · 24h to ~2h ago · +27 vs yesterdayROTATION61 domains moved DNS from koaladns.com to magpiedns.com, 60 moved backa rotation loop, not a migration · 24hNOW491 curated domains not reachablelast probe, steadySITE ERRORS36,523 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,163 sites429 rate-limit / 403 bot-block, a posture signal