vietuc.com
Observed Jul 25, 2026, 19:43 UTC (7d 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.
Not responding
Email byMicrosoft 365
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat vietuc.com actually stands on - every host below is a signed observation
vietuc.com
A / AAAA
112.78.2.83
unattributedserves the site
NS
ns73.domaincontrol.comns74.domaincontrol.com
domaincontrol.comanswers its DNS
MX
vietuc-com.mail.protection.outlook.com
Microsoft 365receives its email
DNS Records
A 1
112.78.2.83
MX 1
0vietuc-com.mail.protection.outlook.com
TXT 3
MS=ms67615494v=spf1 include:spf.protection.outlook.com -allv=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:emailvug@vietuc.com; ruf=mailto:minhduong@vietuc.com; fo=1
NS 2
ns73.domaincontrol.comns74.domaincontrol.com
SOA 1
ns73.domaincontrol.com dns.jomax.net
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 receiptEd25519 Receipt
- Receipt ID
rcpt_992374fed864f021- Output Hash
c5d40326d63367d8229a5f211b5872848ccd4d4571c1061b1889c474e8c8d62e- Signature
ed25519:29d2adc7a7a692a8fe84b86c3d0fe643837e9924ead6bcdbda9a8cc1f5fdf47660fb923a6ebf7d4d8c5b32b5b384e5b652ed571fd5bcb5b94acfcbb1a81f0c06- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast