smartbrief.com

Observed 2026-06-14T22:09:48.459Z (16h ago). Every field below was attested with an Ed25519 signature at scan time.

Don't trust this page — check the math. Verification runs entirely in your browser. Nothing leaves your machine.

Verify this receipt

Ed25519 Receipt

Receipt ID
200ad3a7-f2db-4738-ba2e-087e86cc2832
Output Hash
86dab6a789c907211da0ed0d89c08dc7b1782e474f4f36bb939192b3de6324bd
Signature
ed25519:130cb19af3d0d0ce673c8ea78f0e8e199d926abf1f7c32df5600bbeb675d9b8bece920cbba86e2b9bfd4baa50bc2921a4f818ffa06f3ba105e89e47556e2e902
Public Key
ed25519:1aafb422ddb6beba51f7cabe4ce1c400d51da23b2ec829bd74c9f89bb99801da
Parent
(genesis)
Plane
fast
Verify this in your browser

DNS Records

A 2

  • 141.193.213.21
  • 141.193.213.20

MX 1

  • {"priority":10,"exchange":"corpmail.smartbrief.com"}

TXT 11

  • globalsign-domain-verification=B449806DAABB063F0EA4421D71E2728B
  • v=spf1 include:_spf.smartbrief.com -all
  • google-site-verification=hSIjbroCEJRHm54jImz9HBKGY2WmGQ2RE0SvrmYiBAg
  • facebook-domain-verification=yf9mnkugbque78djh484z44mkmzdab
  • google-site-verification=xH1kY6rhcpWahVe41k9Ga6VuHrOr9-l68oDxF-bwr7A
  • yahoo-verification-key=C62JK6fMG9JqCam0KynIQZPje8GPGQEFfP7ZQ5hvEi8=
  • globalsign-domain-verification=F4B916AC94E63A18B0175F4A24988C8C
  • c4q83n1ci10sm4575gtpr7ntp3
  • google-site-verification=xmELWuiQrKVQirHo5Ad-GoZoMWVaX9RpZKyX9v1xWrw
  • v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com

NS 4

  • ns-774.awsdns-32.net
  • ns-1516.awsdns-61.org
  • ns-1609.awsdns-09.co.uk
  • ns-382.awsdns-47.com

SOA 1

  • {"mname":"ns-1609.awsdns-09.co.uk","rname":"awsdns-hostmaster.amazon.com","serial":1}

TLS Certificates (0)

None.

Subdomains (6)