icalculator.com

Observed 2026-07-12T09:23:30.546Z (18h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onCloudflare

Registered withIONOS SE

Also usesGoogle Search Console

IPv6 · tranco_40k

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

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

icalculator.com

A / AAAA

172.67.68.2104.26.1.16104.26.0.162606:4700:20::681a:110+2 more

Cloudflareserves the site

alex.ns.cloudflare.combecky.ns.cloudflare.com

cloudflare.comanswers its DNS

mx01.ionos.co.ukmx00.ionos.co.uk

ionos.co.ukreceives its email

HTTPS probe

ok Responding normally (2xx) 200 OK

HTTP status200

Servercloudflare

TLS protocolHTTP/2

TLS issuernot observed

Behind Cloudflareyes

Response time91 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 3

172.67.68.2
104.26.1.16
104.26.0.16

AAAA 3

2606:4700:20::681a:110
2606:4700:20::681a:10
2606:4700:20::ac43:4402

MX 2

10mx01.ionos.co.uk
10mx00.ionos.co.uk

TXT 3

google-site-verification=iad_Yw0_Fp8RdDa7B1ERwpCthyrUt9lpFjDcexgLoL0
v=spf1 include:_spf-eu.ionos.com ~all
v=DMARC1; p=none; rua=mailto:3e4f50a643074396b878bddd1544cb32@dmarc-reports.cloudflare.net

NS 2

alex.ns.cloudflare.com
becky.ns.cloudflare.com

SOA 1

alex.ns.cloudflare.com dns.cloudflare.com

CAA 10

issuewild pki.goog; cansignhttpexchanges=yes
issue pki.goog; cansignhttpexchanges=yes
issuewild comodoca.com
issue digicert.com; cansignhttpexchanges=yes
issue letsencrypt.org
issue comodoca.com
issue ssl.com
issuewild ssl.com
issuewild letsencrypt.org
issuewild digicert.com; cansignhttpexchanges=yes

TLS Certificates (0)

None.

Subdomains (58)

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

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

Ed25519 Receipt

Receipt ID: a1b8dc16-4e04-41a4-b371-e97774efdb7d
Output Hash: 1c368d18dcc7ed5b2c965890b6bd05e482a9dcfc3eb830b6b5076ebe0a427178
Signature: ed25519:1bbc1f9b82cf8d0af90ecaaa7563e57e96f5e821a09beebb578a27b1e851f1a10e876fc89437d7f36e612f598f34c258fd1e729cfe2cd80ab6de5e5da41eed02
Public Key: ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent: (genesis)
Plane: fast

Verify this in your browser

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