esp1.co

Observed Jul 21, 2026, 16:48 UTC (3d 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.

Verify this receipt yourself + Watch this domain

Guarded by a firewall

Runs onCloudflare

Secured byLet's Encrypt

tranco_100k

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

INFRASTRUCTURE MAPwhat esp1.co actually stands on - every host below is a signed observation

esp1.co

A / AAAA

104.18.43.192172.64.144.64

Cloudflareserves the site

olivia.ns.cloudflare.comsalvador.ns.cloudflare.com

cloudflare.comanswers its DNS

bounce.esp1.co

esp1.coreceives its email

TLS

esp1.co

Let's Encryptissued its certificate

DNS Records

A 2

104.18.43.192
172.64.144.64

MX 1

10bounce.esp1.co

TXT 3

v=spf1 include:_spf.esp1.co -all
yahoo-verification-key=qLxZLD3mGunDl9GNWOxjsVnpHo/zJJrlkWbXJ1yxqnE=
v=DMARC1; p=reject; sp=reject; rua=mailto:irlzh-7611@rua.dmarc.emailanalyst.com,mailto:dmarcag@listrak.com; ruf=mailto:irlzh-7611@ruf.dmarc.emailanalyst.com,mailto:dmarcfor@listrak.com; adkim=r; aspf=r

NS 2

olivia.ns.cloudflare.com
salvador.ns.cloudflare.com

SOA 1

olivia.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (4)

Common Name	Issuer	Expires
`esp1.co`	C=US, O=Let's Encrypt, CN=YE1	Sun, 20 Sep 2026 04:47:25 +0000
`YE1`	C=US, O=ISRG, CN=Root YE	Sat, 02 Sep 2028 23:59:59 +0000
`Root YE`	C=US, O=Internet Security Research Group, CN=ISRG Root X2	Thu, 02 Sep 2032 23:59:59 +0000
`ISRG Root X2`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 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 esp1.co. It updates itself. It attests a signed observation - not that the site is safe.

<a href="https://domaindrift.io/t/esp1.co">
  <img src="https://domaindrift.io/badge/esp1.co.svg"
       width="300" height="64" alt="DomainDrift signed observations for esp1.co">
</a>

Ed25519 Receipt

Receipt ID: rcpt_69cb4a4a052a4a3b
Output Hash: bfa5287287eed4c994ccd5abb7b198efe05be705ab3633c64851b9488892207e
Signature: ed25519:4a6cc62feae7f8c95e718fefd851296333e7f309d0f77410789114aa6feccfc512b67218a9ab44356a0844eeecb85e587163cbbf3fba8e96bbfcd4030601cc09
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/esp1.co