activityjapan.com

Observed Jul 28, 2026, 17:53 UTC (13h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Verify this receipt yourself + Watch this domain

Up right now

Email bySendGrid

Secured byAmazon

tranco_100k

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

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

activityjapan.com

A / AAAA

108.138.85.129108.138.85.101108.138.85.46108.138.85.49

unattributedserves the site

ns-1414.awsdns-48.orgns-2021.awsdns-60.co.ukns-359.awsdns-44.comns-801.awsdns-36.net

awsdns-48.org + awsdns-60.co.uk + moreanswers its DNS

mail.activityjapan.com

SendGridreceives its email

TLS

*.activityjapan.com

Amazonissued its certificate

DNS Records

A 4

108.138.85.129
108.138.85.101
108.138.85.46
108.138.85.49

MX 1

10mail.activityjapan.com

TXT 2

v=spf1 a mx include:bmsend.com ip4:49.212.207.166 include:willap.jp include:mail.zendesk.com include:u8588214.wl215.sendgrid.net include:sendgrid.net ~all
v=DMARC1; p=quarantine; pct=100; rua=mailto:tech@activityjapan.co.jp; ruf=mailto:tech@activityjapan.co.jp; fo=0;

NS 4

ns-1414.awsdns-48.org
ns-2021.awsdns-60.co.uk
ns-359.awsdns-44.com
ns-801.awsdns-36.net

SOA 1

ns-801.awsdns-36.net awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`*.activityjapan.com`	C=US, O=Amazon, CN=Amazon RSA 2048 M01	Mon, 18 Jan 2027 23:59:59 +0000
`Amazon RSA 2048 M01`	C=US, O=Amazon, CN=Amazon Root CA 1	Fri, 23 Aug 2030 22:21:28 +0000
`Amazon Root CA 1`	C=US, ST=Arizona, L=Scottsdale, O=Starfield Technologies, Inc., CN=Starfield Services Root Certificate Authority - G2	Thu, 31 Dec 2037 01:00:00 +0000

Subdomains (0)

None observed.

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

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

Ed25519 Receipt

Receipt ID: rcpt_fd72f2bc88029a79
Output Hash: 27f521d80371a94996caa9cdb6c76cd6c4aa32cc887f32d13514a02e593254d5
Signature: ed25519:00c16d3cda09b73befed57b8da035bac498f9a5eb555ddd14279bca152e7b7c330533ec3f5672a7ec5a201eb00af0fb215e35149549d037dd48f0b8e466c4e0d
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

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