CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 23,722 material changesacross 23,285+ domains · 24h to ~10h ago · a floor, 14h of 24 walkedNOW564 curated domains not reachablelast probe, steadySITE ERRORS34,195 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,430 sites429 rate-limit / 403 bot-block, a posture signal

vdsc.com.vn

Observed Jul 27, 2026, 22:45 UTC (6d 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.

Up right now
Email byMicrosoft 365
Secured byGlobalSign
Also usesGoogle Search Console
5 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vdsc.com.vn actually stands on - every host below is a signed observation
vdsc.com.vn
A / AAAA
116.109.41.121
unattributedserves the site
NS
ns1.vdsc.com.vnns2.vdsc.com.vnns3.vdsc.com.vn
com.vnanswers its DNS
MX
vdsc-com-vn.mail.protection.outlook.com
Microsoft 365receives its email
TLS
www.vdsc.com.vn
GlobalSign nv-saissued its certificate

DNS Records

A 1

  • 116.109.41.121

MX 1

  • 1vdsc-com-vn.mail.protection.outlook.com

TXT 10

  • MS=ms99237446
  • MS=5DEEC23FEF7194B7C993615CB323E8CCFA92F844
  • otdyr31UPhC6TA/RlPgxRIaBgaCMxNly4hlr3K9vBcE=
  • v=spf1 include:spf.protection.outlook.com -all
  • d365mktkey=OXxOeVxWW0P1O4ycd5wdeE5VbEAwxgswzDjzbFgMO3Mx
  • zalo-platform-site-verification=QFw7EBBUDsHazu5OkE0WOJ_igLNJatCDDp0
  • google-site-verification=JdElvQQdagTiZnZtkIS5n_MUJyaujv43uiZRWNaSiUY
  • google-site-verification=mFudRYALIsp8Uut2Cz8PQsh6F0KNKP7OBwB8j9tg7sI
  • _globalsign-domain-verification=1lN6JXa99rFGIloAwhXJe25YcZWSD14FJod_caLnbf
  • v=DMARC1; p=reject; rua=mailto:nha.lt@vdsc.com.vn; pct=100

NS 3

  • ns1.vdsc.com.vn
  • ns2.vdsc.com.vn
  • ns3.vdsc.com.vn

SOA 1

  • ns1.vdsc.com.vn hostmaster\@vdsc.com.vn

TLS Certificates (2)

Common NameIssuerExpires
www.vdsc.com.vn C=BE, O=GlobalSign nv-sa, CN=GlobalSign GCC R3 EV TLS CA 2025 Mon, 04 Jan 2027 06:36:38 +0000
GlobalSign GCC R3 EV TLS CA 2025 2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign Fri, 16 Jul 2027 00:00:00 +0000

Subdomains (5)

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 vdsc.com.vn. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_d26d5217f50e90e9
Output Hash
289fe857741ecd2f115c8f4554a0f41812b13a3c3096d32419b6a93aa64c640c
Signature
ed25519:529a665100684f2616972fa615c53a6cc3584cb3bf151109fe27ff5bc0bb23d1fb5f645b807c6eb33b534d865e874c4905b03cfb290de4ba1ba5bbf9f25cf305
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser