usps.com

Observed 2026-07-13T00:03:09.984487129+00:00 (8h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onUnited States Postal Service

Email byProofpoint

Secured bySectigo

Also usesGoogle Search Console

government_expanded

Every line above is a signed observation. Check the math at the bottom of the page.

INFRASTRUCTURE MAPwhat usps.com actually stands on - every host below is a signed observation

usps.com

A / AAAA

56.0.134.100

United States Postal Serviceserves the site

dns141.usps.comdns082.usps.com

usps.comanswers its DNS

mxa-0038fd02.gslb.gpphosted.commxb-0038fd02.gslb.gpphosted.com

Proofpointreceives its email

TLS

usps.com

Sectigo Limitedissued its certificate

DNS Records

A 1

56.0.134.100

MX 2

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

TXT 15

t5cmxmtc9bsyn3lnh9cp61w7zl6p9dmh
xh9xzqypj83py3z3049hr39d5m75sffn
MS=891EBC03C14DB5081F9801A66F922A606978EBD3
5gnbvs23tq9vmq20zmtgsydzs39qpksb
wbbcfpqr2lfkgls6hh8gtxrn3y16p7yx
U0S4P86940
v=spf1 ip4:56.0.0.0/16 -all
MS=ms75843013
apple-domain-verification=1mTpTvcYUbpLD2DCGn6S7e8E7GNEuCbLmsnOVoINlXk
google-site-verification=g8v2m4CGzjzeR7BlXEWdkPw_Vee3KLd5Msu1oxq9X4Y

NS 2

dns141.usps.com
dns082.usps.com

SOA 1

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

TLS Certificates (4)

Common Name	Issuer	Expires
`usps.com`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA OV R36	Sat, 12 Dec 2026 23:59:59 +0000
`Sectigo Public Server Authentication CA OV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000
`Sectigo Public Server Authentication Root R46`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000
`USERTrust RSA Certification Authority`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +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 usps.com. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/usps.com">
  <img src="https://domaindrift.io/badge/usps.com.svg"
       width="300" height="64" alt="DomainDrift signed observations for usps.com">
</a>

Ed25519 Receipt

Receipt ID: 17256739-54ee-4972-9b33-7cff6e5ecbd9
Output Hash: 288ea523ad5972a162ab436d0e4b96bf6629f16c5d941ffebc03e1b4f807f8c2
Signature: ed25519:06f54dc5c2db65d390cc6c388bf62ec4845d2d373869f12fd9ab91aaf1ed278fddae665430433a2a287f3e01f67c5a0480989057733ceca6cc91533035b41d06
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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