heap.io

Observed 2026-07-13T00:04:08.501417057+00:00 (22h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured byLet's Encrypt

Also usesAtlassianGoogle Search Console

1 subdomain · data_analytics

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

INFRASTRUCTURE MAPwhat heap.io actually stands on - every host below is a signed observation

heap.io

A / AAAA

3.33.186.13515.197.167.90

Amazonserves the site

ns-1471.awsdns-55.orgns-1905.awsdns-46.co.ukns-337.awsdns-42.comns-650.awsdns-17.net

awsdns-55.org + awsdns-46.co.uk + moreanswers its DNS

aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more

Google Workspacereceives its email

TLS

www.heap.io

Let's Encryptissued its certificate

DNS Records

A 2

3.33.186.135
15.197.167.90

MX 5

1aspmx.l.google.com
10alt3.aspmx.l.google.com
10alt4.aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com

TXT 15

5E0FF5D237
OSSRH-85467
_globalsign-domain-verification=KCw5NluX1BTxRHpl1yZ3THAO0rgjicaMe3WovZmaEnd1wyv6d7zlixrd.cloudfront.net
atlassian-domain-verification=wRDAm6Aok+nKIeZJ4itJ4Gipk615silynNzJYEZFjV0EfXtCv5CNIA6/oGyxdjM6
google-site-verification=9UBATzQUZdTLBa0jJXHzEarYp4ruLZEXoyfBUZpXv88
google-site-verification=IPoogigyckCqNT514ybBkYOozxd1VoESAzKJZjVlRMA
google-site-verification=SQciY5rQ5Ndp8bPV4MpMnnhWvrtb6st-g6QplMNBmuI
google-site-verification=fQRlWK5ZippL6i3YeMTL5JTtamOpxlMEaHYsRtmBbcc
google-site-verification=mQwmF0SV1aElSY2kzZVkhnxONGIEgUpdKbQs9mNn_PQ
google-site-verification=tQjSKbUPEW4UI-U5fA0zhskF_lYCsT9QNm05TAlwJuI

NS 4

ns-1471.awsdns-55.org
ns-1905.awsdns-46.co.uk
ns-337.awsdns-42.com
ns-650.awsdns-17.net

SOA 1

ns-1905.awsdns-46.co.uk awsdns-hostmaster.amazon.com

TLS Certificates (4)

Common Name	Issuer	Expires
`www.heap.io`	C=US, O=Let's Encrypt, CN=YE2	Mon, 28 Sep 2026 15:44:11 +0000
`YE2`	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 (1)

www.heap.io

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 heap.io. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 30708849-9257-4452-8760-b890a0b6f985
Output Hash: da34c2aed256d89cb806ed9e5164c1277775d9eb05f05f32e0e24f54363013d3
Signature: ed25519:878c82e6ad9df86c30492232a38b77d782a4a7320d5bf188c257455346c430eaf3566d5b7cb2fe05bd970c36d3dad563cd51c2b3c0d8af96a01a272dd0368708
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/heap.io