xkcd.com

Observed 2026-07-12T21:41:38.930Z (12h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byGoogle Workspace

Registered withGoDaddy.com, LLC

IPv6 · 6 subdomains · tranco_5k

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

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

xkcd.com

A / AAAA

151.101.128.67151.101.192.67151.101.64.67151.101.0.67+4 more

Cloudflareserves the site

ns-cloud-d2.googledomains.comns-cloud-d1.googledomains.comns-cloud-d3.googledomains.comns-cloud-d4.googledomains.com

googledomains.comanswers its DNS

aspmx3.googlemail.comalt1.aspmx.l.google.comaspmx5.googlemail.comaspmx.l.google.com+3 more

Google Workspacereceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time76 ms

DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

A 4

151.101.128.67
151.101.192.67
151.101.64.67
151.101.0.67

AAAA 4

2a04:4e42:600::67
2a04:4e42::67
2a04:4e42:200::67
2a04:4e42:400::67

MX 7

30aspmx3.googlemail.com
20alt1.aspmx.l.google.com
30aspmx5.googlemail.com
10aspmx.l.google.com
30aspmx4.googlemail.com
30aspmx2.googlemail.com
20alt2.aspmx.l.google.com

TXT 3

v=spf1 include:_spf.google.com include:mailgun.org ~all
v=DMARC1; p=none; rua=mailto:dmarc_reports@xkcd.com; ruf=mailto:dmarc_reports@xkcd.com; fo=1; adkim=s; aspf=s;
v=DKIM1; (detected)

NS 4

ns-cloud-d2.googledomains.com
ns-cloud-d1.googledomains.com
ns-cloud-d3.googledomains.com
ns-cloud-d4.googledomains.com

SOA 1

ns-cloud-d1.googledomains.com cloud-dns-hostmaster.google.com

CAA 3

issue letsencrypt.org
issuewild globalsign.com
issue globalsign.com

TLS Certificates (0)

None.

Subdomains (6)

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

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

Ed25519 Receipt

Receipt ID: 74d09562-2b6a-45db-8fee-11b8e5520988
Output Hash: 9287c1cac85670f4cc166025ef450c5b3bc56512ede7935045a0780c59667b69
Signature: ed25519:686bba8566917989cc29f370276a4318d898447b687a0882fef1e912acab4a893aa6d18102a699d6e531872b8f75e928c7340ce7e0ff01f54e3013cd3470c404
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/xkcd.com