inbox.com

Observed Jul 21, 2026, 17:28 UTC (2d 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

Up right now

Email bySendGrid

Secured byLet's Encrypt

Also usesStripe

3 subdomains · tranco_100k

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

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

inbox.com

A / AAAA

167.99.248.199

unattributedserves the site

sage.ns.cloudflare.comveronica.ns.cloudflare.com

cloudflare.comanswers its DNS

mx.dka.mailcore.net

SendGridreceives its email

TLS

inbox.com

Let's Encryptissued its certificate

DNS Records

A 1

167.99.248.199

MX 1

10mx.dka.mailcore.net

TXT 8

v=spf1 include:spf.mailcore.net include:mail.zendesk.com include:sendgrid.net -all
stripe-verification=d6976c6d5eadf36ea97b64a76cdd5ad25b03d40de80bcce46feb6afd52dc5c2c
v=DMARC1; p=reject; adkim=s; aspf=s; fo=1; sp=reject; ruf=mailto:postmaster@inbox.com; rua=mailto:e1d6dbafde954f21aab6915fa1b4b59a@dmarc-reports.cloudflare.net;
v=BIMI1; l=https://www.inbox.com/bimi/bimi.svg
v=spf1 include:spf.mailcore.net include:mail.zendesk.com include:sendgrid.net -all
stripe-verification=d6976c6d5eadf36ea97b64a76cdd5ad25b03d40de80bcce46feb6afd52dc5c2c
v=spf1 include:spf.mailcore.net include:mail.zendesk.com include:sendgrid.net -all
stripe-verification=d6976c6d5eadf36ea97b64a76cdd5ad25b03d40de80bcce46feb6afd52dc5c2c

NS 2

sage.ns.cloudflare.com
veronica.ns.cloudflare.com

SOA 1

sage.ns.cloudflare.com dns.cloudflare.com

CAA 10

issue "comodoca.com"
issue "digicert.com; cansignhttpexchanges=yes"
issue "letsencrypt.org"
issue "pki.goog; cansignhttpexchanges=yes"
issue "ssl.com"
issuewild "comodoca.com"
issuewild "digicert.com; cansignhttpexchanges=yes"
issuewild "letsencrypt.org"
issuewild "pki.goog; cansignhttpexchanges=yes"
issuewild "ssl.com"

TLS Certificates (3)

Common Name	Issuer	Expires
`inbox.com`	C=US, O=Let's Encrypt, CN=YR2	Thu, 03 Sep 2026 21:56:54 +0000
`YR2`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (3)

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 inbox.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_a750ce34adf3bd53
Output Hash: ec6cbbfdf958c45f904e8b47d243241bec39bfaa92b858e63d0b844e54f00d64
Signature: ed25519:833969febcce5690ff87361755d9094edb6673e3a3181634e5aeeb971a9f64f9c017051977c22a49b63a5b02fb5fe38e6642c4265454080854587a85a00f6a0d
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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