CONTINUOUS INTERNET TELEMETRY24H DRIFT12,506 material changesacross 11,734 domains · 24h to ~2h ago · +3,743 vs yesterdayNOW560 curated domains not reachablelast probe, steadySITE ERRORS34,304 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,289 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

ysi.com

Observed Aug 3, 2026, 01:41 UTC (9h 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.

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Up right now
Email byProofpoint
Secured byIdenTrust
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat ysi.com actually stands on - every host below is a signed observation
ysi.com
A / AAAA
76.223.4.12315.197.184.102
unattributedserves the site
NS
ns3.flygt.comns4.flygt.com
flygt.comanswers its DNS
MX
mxa-003d2901.gslb.pphosted.commxb-003d2901.gslb.pphosted.com
Proofpointreceives its email
TLS
*.ysi.com
IdenTrustissued its certificate

DNS Records

A 2

  • 76.223.4.123
  • 15.197.184.102

MX 2

  • 10mxa-003d2901.gslb.pphosted.com
  • 10mxb-003d2901.gslb.pphosted.com

TXT 10

  • identrust_validate=rXkYRl+op7xF4tZ3R7iSjtDCm+8nymK59UZWOpUVwyZc
  • QuoVadis=486f0090-b88a-4b60-be68-4c0b8e7593cb
  • v=spf1 ip4:142.0.176.23 ip4:204.8.105.35 ip4:204.8.106.36 ip4:205.220.178.88 ip4:205.220.166.88 include:_spf.salesforce.com include:email-od.com ~all
  • identrust_validate=DpxJaZlPMO+eWkLE2o63yZypgT9EGmuhNxQsV4EeJ640
  • identrust_validate=dbm1wKIKafm0t20CydCD/51jxFcAiZswMCgjzntged3y
  • identrust_validate=yvET5XdfbbxjCOE5c9Ov9mA51UoyYhiGZnZsfs7hq40P
  • identrust_validate=pv6GERwV0HR0Ta/5S9Bndm+kOtL7NFvMWTHQ/MCGgnn5
  • identrust_validate=i+B3tr3j1Z5OuYhgs0+NVVsVmF5swD+d0Tr/MqgnaE5m
  • QuoVadis=0270bb0c-32cd-4582-94b5-c6c653bd65b2
  • MS=ms68159280

NS 2

  • ns3.flygt.com
  • ns4.flygt.com

SOA 1

  • ussgv1ib03.flygt.com isglobalnetwork.xyleminc.com

DMARC_RECORDS 1

  • v=DMARC1;p=reject;rua=mailto:dmarc_agg@vali.email

TLS Certificates (2)

Common NameIssuerExpires
*.ysi.com C=US, O=IdenTrust, 2.5.4.11=HydrantID Trusted Certificate Service, CN=HydrantID Server CA O1 Thu, 26 Nov 2026 07:17:43 +0000
HydrantID Server CA O1 C=US, O=IdenTrust, CN=IdenTrust Commercial Root CA 1 Wed, 12 Dec 2029 16:56:15 +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.

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Ed25519 Receipt

Receipt ID
rcpt_ff008ba31ea78164
Output Hash
badb6880f719b157e5a68676ae1f427ded86775b8724330aacb5ad7cca612e2d
Signature
ed25519:b10811a5cf7122448599bae83e9e23379fa2f372adf934b1facac501797ff4fe239f90cccdca7f4b0e13ec426e5ce36d891a70fb547a6645ee860f4bf65e3f03
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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