extremetech.com
Observed 2026-07-15T16:06:58.403Z (2d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byGoogle Workspace
Also usesGoogle Search ConsoleFigma
IPv6 · 3 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat extremetech.com actually stands on - every host below is a signed observation
extremetech.com
A / AAAA
104.18.40.64172.64.147.1922a06:98c1:3100::ac40:93c02606:4700:4403::6812:2840
Cloudflareserves the site
NS
owen.ns.cloudflare.comaria.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
alt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comaspmx.l.google.com+1 more
Google Workspacereceives its email
HTTPS probe
redirect
Redirecting (3xx) 301 → https://www.extremetech.com/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time22 ms
DNS resolutionNOERROR
Redirect chain
https://www.extremetech.com/Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 2
104.18.40.64172.64.147.192
AAAA 2
2a06:98c1:3100::ac40:93c02606:4700:4403::6812:2840
MX 5
5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10alt3.aspmx.l.google.com1aspmx.l.google.com10alt4.aspmx.l.google.com
TXT 6
tollbit-domain-verification=75f3703af8694dde3a13699d702342595b56e86963356e016827d773ce2c4f0egoogle-site-verification=9JKw-GrEOVvonm1QE0kG-5_3sCarqE808Fad8di9jnYgoogle-site-verification=uyUnW8L0wR0faPe6WQ7q5mn2IZV6wnS8L1Kbwo_vRDIfigma-domain-verification=4f7cdfa45ca39f617dd7ba7b165e1bfd5e9b5e1ec18b849c6098dfdc4a4cfa64-1740511309v=spf1 ip4:216.24.224.0/20 -allv=DMARC1; p=none;
NS 2
owen.ns.cloudflare.comaria.ns.cloudflare.com
SOA 1
aria.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (0)
None.
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 receiptEd25519 Receipt
- Receipt ID
5e74e2cc-f1fc-4e85-a670-816acd1070b4- Output Hash
9e39a1e1a8864ead480fc10b4f5d178e26c493bb7cb4bb8a08ebe8d4365a9542- Signature
ed25519:2d53023b1a9705c39de7993b3bf9f33dde1365e7f695132294d7eb75e51b81cedf51924ae461f9b181368d19d014232d1d5d145722e05643d2dfe5f74ef4e003- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast