riki.edu.vn

Observed Aug 10, 2026, 20:26 UTC (14h 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
Runs onCloudflare
Email byGoogle Workspace
Secured byGoogle Trust Services
Also usesGoogle Search Console
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat riki.edu.vn actually stands on - every host below is a signed observation
riki.edu.vn
A / AAAA
104.26.11.56104.26.10.56172.67.73.2022606:4700:20::ac43:49ca+2 more
Cloudflareserves the site
NS
olof.ns.cloudflare.comstella.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
riki.edu.vn
Google Trust Servicesissued its certificate

DNS Records

A 3

  • 104.26.11.56
  • 104.26.10.56
  • 172.67.73.202

AAAA 3

  • 2606:4700:20::ac43:49ca
  • 2606:4700:20::681a:b38
  • 2606:4700:20::681a:a38

MX 5

  • 1aspmx.l.google.com
  • 10alt3.aspmx.l.google.com
  • 10alt4.aspmx.l.google.com
  • 5alt1.aspmx.l.google.com
  • 5alt2.aspmx.l.google.com

TXT 4

  • MS=D60F8965066E370DA340B2CD380E17FCB4ABF21E
  • google-site-verification=_4JX3GDZgu1dQpMMaKxqhmcTW4ANo5Q6yNYgT0pViQA
  • google-site-verification=ueZY4NVDkaUcVN--lHAafnNgNTLTLbfcQeTCMREssVo
  • v=spf1 include:_spf.google.com include:amazonses.com ~all

NS 2

  • olof.ns.cloudflare.com
  • stella.ns.cloudflare.com

SOA 1

  • olof.ns.cloudflare.com dns.cloudflare.com

DMARC_RECORDS 1

  • v=DMARC1; p=none;

TLS Certificates (3)

Common NameIssuerExpires
riki.edu.vn C=US, O=Google Trust Services, CN=WE1 Sat, 10 Oct 2026 14:28:58 +0000
WE1 C=US, O=Google Trust Services LLC, CN=GTS Root R4 Tue, 20 Feb 2029 14:00:00 +0000
GTS Root R4 C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA Fri, 28 Jan 2028 00:00:42 +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_5a4e860ba1ae2882
Output Hash
a09ae6d3bd8bf8708045853173735a4242fece75166f94be094cd71a054373ae
Signature
ed25519:8b90593950dd64f9ab9f6a8ff8d089b1e945140c689350cb601331f3d7f5e73278a027af081439851a0e224edb291cae90d977c4ada1cf1dba1df5ee49d6c90d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser
CONTINUOUS INTERNET TELEMETRY24H DRIFT23,883 material changesacross 19,451 domains · 24h to ~50m ago · -24,462 vs yesterdayROTATION50 domains moved DNS from magpiedns.com to koaladns.com, 49 moved backa rotation loop, not a migration · 24hNOW566 curated domains not reachablelast probe, steadySITE ERRORS35,004 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 115,740 sites429 rate-limit / 403 bot-block, a posture signal