drawdown.org

Observed Jul 21, 2026, 17:23 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 byGoogle Workspace

Secured byLet's Encrypt

Also usesGoogle Search Console

IPv6 · 1 subdomain · tranco_100k

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

INFRASTRUCTURE MAPwhat drawdown.org actually stands on - every host below is a signed observation

drawdown.org

A / AAAA

23.185.0.42620:12a:8000::42620:12a:8001::4

2620serves the site

ns2.tigertech.bizns1.tigertech.netns3.tigertech.org

tigertech.biz + tigertech.net + moreanswers its DNS

ALT4.ASPMX.L.GOOGLE.COMASPMX.L.GOOGLE.COMALT2.ASPMX.L.GOOGLE.COMALT3.ASPMX.L.GOOGLE.COM+1 more

Google Workspacereceives its email

TLS

drawdown.org

Let's Encryptissued its certificate

DNS Records

A 1

23.185.0.4

AAAA 2

2620:12a:8000::4
2620:12a:8001::4

MX 5

10ALT4.ASPMX.L.GOOGLE.COM
1ASPMX.L.GOOGLE.COM
5ALT2.ASPMX.L.GOOGLE.COM
10ALT3.ASPMX.L.GOOGLE.COM
5ALT1.ASPMX.L.GOOGLE.COM

TXT 11

google-site-verification=VDNivnZDRkfwK8p0d2Thx0frEfb3Y6UuLexXFD9v3s8
asv=8bdfa050dffc963ab17bc0d18382e5b6
MS=ms38635894
google-site-verification=r-55d8i-RFbtF9OPbNK13z0H7WhgH-ObYtaZ3KXCrHQ
google-site-verification=RWMEhKVJ5KTWPBkxF3-axa32uCtFKc1YiKfeYDI37Kw
v=spf1 include:tigertech.net include:_spf.google.com include:servers.mcsv.net include:outboundmail.blackbaud.net include:_spf.createsend.com ~all
asv=2d807c8a161247dcda48991ca6aaebd7
google-site-verification=kM_enXOsvWc0eHzevGYBp6UI_Ffknc6N4NCcPeRkr2E
google-site-verification=mgm8_ymKifTwEKga9JUCw9337DiHZnBl8Ev0Sl1fGB0
google-site-verification=kH9BaX2SYgbUUMRqtvQC0YVs9QP_qdbqjH1AyVpCNe4

NS 3

ns2.tigertech.biz
ns1.tigertech.net
ns3.tigertech.org

SOA 1

ns1.tigertech.net support.tigertech.net

TLS Certificates (3)

Common Name	Issuer	Expires
`drawdown.org`	C=US, O=Let's Encrypt, CN=YR1	Tue, 01 Sep 2026 17:00:42 +0000
`YR1`	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 (1)

www.drawdown.org

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 drawdown.org. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_6223fb32bada0280
Output Hash: 32c47dc5b3573831abbc24701f57d0e7040da9b32c60bee88b041fbaa6bf235b
Signature: ed25519:5543c0ce8655d02081c834e3b931ffaf5b50e585a68660a287ace9597f1e33cbd8cad6a472e3c9211dd47a23bced41e9e589eb38dd674194be4ac2811460d20a
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

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Permalink: https://domaindrift.io/t/drawdown.org