douzoneedu.co.kr

Observed Aug 2, 2026, 12:46 UTC (9d ago). Every field below was attested with an Ed25519 signature at scan time.

This reading of douzoneedu.co.kr was taken 9d ago

douzoneedu.co.kr is on the survey sweep, which works its way across the whole catalog rather than returning to one name on a schedule. Putting douzoneedu.co.kr 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 douzoneedu.co.kr Watching a domain needs a DRM3 account. The reading above stays free and public either way.
Up right now
Secured bySectigo
Also usesZoom
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat douzoneedu.co.kr actually stands on - every host below is a signed observation
douzoneedu.co.kr
A / AAAA
39.125.162.121
unattributedserves the site
NS
ns.duzon.comns2.duzon.com
duzon.comanswers its DNS
MX
mail.douzoneedu.co.kr
douzoneedu.co.krreceives its email
TLS
*.douzoneedu.co.kr
Sectigo Limitedissued its certificate

DNS Records

A 1

  • 39.125.162.121

MX 1

  • 10mail.douzoneedu.co.kr

TXT 1

  • v=spf1 ip4:211.34.151.10 ip4:211.34.151.11 ip4:211.34.151.13 ip4:211.34.151.14 ip4:211.34.151.15 ip4:211.34.151.17 ip4:211.34.151.18 ip4:211.34.151.19 ip4:175.206.170.67 ip4:175.206.170.78 ip4:175.206.170.83 ip4:175.206.170.96 ip4:211.34.151.43 ip4:211.34.151.48 ip4:211.34.151.49 ip4:39.125.162.118 ip4:39.125.162.119 ip4:39.125.162.120 ip4:39.125.162.122 ip4:39.125.162.123 ip4:39.125.162.125 include:douzoneedu.zoom.us ~all

NS 2

  • ns.duzon.com
  • ns2.duzon.com

SOA 1

  • douzoneedu.co.kr please_set_email.absolutely.nowhere

DMARC_RECORDS 1

  • v=DMARC1; p=none

TLS Certificates (2)

Common NameIssuerExpires
*.douzoneedu.co.kr C=GB, ST=Greater Manchester, L=Salford, O=Sectigo Limited, CN=Sectigo RSA Organization Validation Secure Server CA Sun, 15 Nov 2026 23:59:59 +0000
Sectigo RSA Organization Validation Secure Server CA C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority Tue, 31 Dec 2030 23:59:59 +0000

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

Verify this receipt

Ed25519 Receipt

Receipt ID
rcpt_75b6dd793a4967a7
Output Hash
3ce8345b74c0d2938d65e5ba71fbf46b8552db366b781a9b745a7965bee85c7b
Signature
ed25519:8fc17169803838f161c39bfa77bc0ad82458e023b124695167aebbcd369970c4c1758d2dd4478d664375a2f552993be6811aa39901cab3977e391cdc4da23401
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT7,229 material changesacross 4,426 domains · 24h to ~3h ago · -41,116 vs yesterdayROTATION52 domains moved DNS from magpiedns.com to koaladns.com, 49 moved backa rotation loop, not a migration · 24hNOW522 curated domains not reachable-43 vs yesterdaySITE ERRORS35,905 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 116,510 sites429 rate-limit / 403 bot-block, a posture signal