technical.city

Observed 2026-07-12T12:30:31.148Z (22h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Email byProtonMail

Also usesGoogle Search Console

IPv6 · 3 subdomains · tranco_40k

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

INFRASTRUCTURE MAPwhat technical.city actually stands on - every host below is a signed observation

technical.city

A / AAAA

142.132.146.182a01:4f8:261:1823::2

Cloudflareserves the site

gwen.ns.cloudflare.comchuck.ns.cloudflare.com

cloudflare.comanswers its DNS

mailsec.protonmail.chmail.protonmail.ch

ProtonMailreceives its email

HTTPS probe

redirect Redirecting (3xx) 302 → /en

HTTP status302

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time891 ms

DNS resolutionNOERROR

Redirect chain

/en

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

DNS Records

A 1

142.132.146.18

AAAA 1

2a01:4f8:261:1823::2

MX 2

20mailsec.protonmail.ch
10mail.protonmail.ch

TXT 5

protonmail-verification=6c5f2ef2a93e784b863afa5c41d317e72cc9482f
v=spf1 include:_spf.protonmail.ch ~all
google-site-verification=F1mfFw5T-JPtHY4BnYRFqztyYPl_3EGX7fCkv_V4OJI
yandex-verification: aee7369bf7352362
v=DMARC1; p=reject; rua=mailto:mayor@technical.city;

NS 2

gwen.ns.cloudflare.com
chuck.ns.cloudflare.com

SOA 1

chuck.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 receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for technical.city. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: 0912cb95-b0ee-49fb-91bc-f09caa70e6bc
Output Hash: bc9988159ea0e98a7209462c04b9ed21054c80a48102d84b23376870b3757d10
Signature: ed25519:3ae5ea059d02c810c21d63a96e46794394cd72c9e8ab883765ad6a3d87064a5aad1e78a76bfb5e1d11b46be8dc3f24dad171686b559baed8c04866817eaf1f02
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/technical.city