CONTINUOUS INTERNET TELEMETRY24H DRIFT5,897 material changesacross 5,564 domains · 24h to ~3h ago · -2,866 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

uspis.gov

Observed Aug 2, 2026, 08:12 UTC (19h 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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Not responding
Email byProofpoint
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uspis.gov actually stands on - every host below is a signed observation
uspis.gov
A / AAAA
56.0.142.65
unattributedserves the site
NS
dns082.usps.comdns141.usps.com
usps.comanswers its DNS
MX
mxa-0038fd02.gslb.gpphosted.commxb-0038fd02.gslb.gpphosted.com
Proofpointreceives its email

DNS Records

A 1

  • 56.0.142.65

MX 2

  • 10mxa-0038fd02.gslb.gpphosted.com
  • 10mxb-0038fd02.gslb.gpphosted.com

TXT 7

  • U0S4P86940
  • MS=ms50125998
  • _0ixaux7tdbfc85hihmk223p5jbckt6f
  • yy07vj6qjkysl4gcgmjwwq0d0x2207dk
  • webexdomainverification.ERM0=3e6db4aa-e499-44dd-9fa9-72c3945f5791
  • 6EafDR6kAzGcviKHetWBFKq1NIUCTYmHHF7LOx0w0/D3Kw7HfaDF6/iEIhItBgCsXpcPHiwPcXgWh4FaFh+pLQ==
  • v=spf1 ip4:56.0.0.0/16 ip4:173.226.65.31 ip4:173.226.65.71 ip4:173.226.65.10 ip4:173.226.65.72 include:spf.protection.outlook.com include:usb._netblocks.mimecast.com ~all

NS 2

  • dns082.usps.com
  • dns141.usps.com

SOA 1

  • dns141.usps.com domainadmin.imail.usps.gov

DMARC_RECORDS 1

  • v=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:reports@dmarc.cyber.dhs.gov,mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

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.

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Ed25519 Receipt

Receipt ID
rcpt_a1162564af6358d9
Output Hash
c6f431a3648aa1c1340e8efa960ce91bea4aef89a0f20afd77ffd3d99919ea07
Signature
ed25519:1c762134938186b7dab549ee1e7e457a9882b1f9f74592d24c9cb4a33cad1a80e646207f0059700ba0ab33048867ca0a5ee0071551d1e7dda338b0f57dee6601
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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