keybase.io

Observed 2026-07-13T00:01:57.578682993+00:00 (13h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onAmazon

Email byGoogle Workspace

Secured bySectigo

Also usesGoogle Search Console

1 subdomain · security

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

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

keybase.io

A / AAAA

18.232.243.13734.231.98.162

Amazonserves the site

ns-337.awsdns-42.comns-1016.awsdns-63.netns-1095.awsdns-08.orgns-1722.awsdns-23.co.uk

awsdns-42.com + awsdns-63.net + moreanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more

Google Workspacereceives its email

TLS

keybase.io

Sectigo Limitedissued its certificate

DNS Records

A 2

18.232.243.137
34.231.98.162

MX 5

1aspmx.l.google.com
5alt1.aspmx.l.google.com
5alt2.aspmx.l.google.com
10aspmx2.googlemail.com
10aspmx3.googlemail.com

TXT 8

v=spf1 include:amazonses.com include:_spf.google.com -all
google-site-verification=2_x9kakVn08nlY19drRYak0gT8V7--0gD30LuHeQgDc
google-site-verification=ACKvDZtx7Du0yKqq67RD_HTmFFz7pDwRKt1DfKaGIiw
google-site-verification=EScVE2sVORvMDZLhhutKO7wX_1MhEYD4mf07N-9ZVJo
google-site-verification=hCgqgPE11cpweSzun0ckJAyD8zkygm1AnmLzT69gOk8
hns-regtest:aakcuz4t4tu5amlrn3pn6vtt47ccazqid2lp3ncbgsjtuav3ymg5h7gb6tlneu74ovc46aqp5no4vkskhzicjwqjbgzqcaaaac763qw3
hns-claim:aaki2sqyeenk5icdlvhu4o6ghrfocr6bymvp5sc6aeaaaaaaaaaklzaororjdpl6qzexi75h7ofhv447lownw5btzuxvs4ibaaaaa3uswt5q
v=DMARC1;p=reject; ri=3600; rua=mailto:dmarc_rua@emaildefense.proofpoint.com

NS 4

ns-337.awsdns-42.com
ns-1016.awsdns-63.net
ns-1095.awsdns-08.org
ns-1722.awsdns-23.co.uk

SOA 1

ns-1016.awsdns-63.net awsdns-hostmaster.amazon.com

TLS Certificates (4)

Common Name	Issuer	Expires
`keybase.io`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36	Wed, 16 Dec 2026 23:59:59 +0000
`Sectigo Public Server Authentication CA DV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000
`Sectigo Public Server Authentication Root R46`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000
`USERTrust RSA Certification Authority`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000

Subdomains (1)

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

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

Ed25519 Receipt

Receipt ID: 16648474-687a-45d3-a1ef-dacf792cfd6b
Output Hash: e1c30436e6075f9a5a90b1fe39398dd7e1e73fd5aed6a31ad67e4a615d9e84c5
Signature: ed25519:5ac38bdbc7bcda60fdd061af87e472e40a30922d1d43c982142af79745efde519dae424fa57737fc6ea7487b1408294b7389b85685a0ff66c1ea581dd1251f00
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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