CONTINUOUS INTERNET TELEMETRY24H DRIFT8,114 material changesacross 7,708 domains · last 24h · -2,301 vs yesterdayDNS DRIFT504 domains changed DNS providertop destination cloudflare.com · -155 vs yesterdayEMAIL DRIFT125 domains switched email providertop destination google.com · -42 vs yesterdayCERT DRIFT164 domains switched issuing CA24h · -55 vs yesterdayNOW483 curated domains not reachable-220 vs yesterdaySITE ERRORS17,387 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 96,839 sites429 rate-limit / 403 bot-block, a posture signal

pusan.ac.kr

Observed Jul 24, 2026, 03:35 UTC (2h 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 onPusan National University
Email byGoogle (SPF sender)
Secured byGlobalSign
Also usesZoomGoogle Search Console
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat pusan.ac.kr actually stands on - every host below is a signed observation
pusan.ac.kr
A / AAAA
164.125.8.119
Pusan National Universityserves the site
NS
ns2.pusan.ac.krjagalchi.pusan.ac.kr
ac.kranswers its DNS
MX
zmx911.mailplug.com
Google (SPF sender)receives its email
TLS
*.pusan.ac.kr
GlobalSign nv-saissued its certificate

DNS Records

A 1

  • 164.125.8.119

MX 1

  • 0zmx911.mailplug.com

TXT 9

  • cisco-ci-domain-verification=35a596ff1ed0a875a162b4bd9833e870489589e616033f629d26a2fba309e0fc
  • ZOOM_verify_jr2hmmyVRxOLaJk5NSm1Yg
  • google-site-verification=e3bm7whyqFi2O0VVcP7tEZ2S_ckfErhtMenEAZ7LAL8
  • MS=D7E0BB74C6E17509AC7A0B431E151698780F1D7C
  • v=spf1 mx include:_spf.google.com include:mailplug.com ip4:164.125.8.232 ip4:164.125.8.233 ip4:164.125.9.13 ip4:164.125.9.6 ip4:164.125.8.204 ip4:164.125.124.22 ip4:210.102.121.33 ip4:164.125.7.221 ip4:164.125.6.55 ip4:164.125.6.197 -all
  • google-site-verification=mcN9vcf4t_mY__7XjBXlD_PVGDz506HA6Nt6vpTnVao
  • _globalsign-domain-verification=xj6pphAlbWzRlsjZVWtOpL40Ih0nv9KtslNhOPsV_Y
  • _globalsign-domain-verification=yFavuYlv8rud7n8hYeMugOB_9ae2OsDi2FCenbBcBs
  • google-site-verification=DyznYfzycz23IeESgafGaP5hqvKVHRpwXlWQj-Aqi9o

NS 2

  • ns2.pusan.ac.kr
  • jagalchi.pusan.ac.kr

SOA 1

  • jagalchi.pusan.ac.kr dns.pusan.ac.kr

SRV 8

  • sip.pusan.ac.kr:443 p0
  • sip.pusan.ac.kr:5060 p0
  • :0 p0
  • :0 p0
  • :0 p0
  • :0 p0
  • :0 p0
  • :0 p0

TLS Certificates (2)

Common NameIssuerExpires
*.pusan.ac.kr C=BE, O=GlobalSign nv-sa, CN=GlobalSign RSA OV SSL CA 2018 Sat, 02 Jan 2027 09:06:02 +0000
GlobalSign RSA OV SSL CA 2018 2.5.4.11=GlobalSign Root CA - R3, O=GlobalSign, CN=GlobalSign Tue, 21 Nov 2028 00:00:00 +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; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for pusan.ac.kr. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
rcpt_5c0ae5d17affb431
Output Hash
c33a48ebaa01ea6246d43e1db3e17ddc26be6bae507dc1b74b72640dd6cc5fa4
Signature
ed25519:efc5f258b3b02304ac774870eba5a5945c260445ed2882440d0104ef7fe47f5c510994af6d27f609bef2b813fd39fd39f21fbe4ff15c49c25f3c98069fed450f
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser