questant.jp

Observed Jul 24, 2026, 01:32 UTC (12h 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 byGoogle Workspace

Secured byCybertrust Japan Co.

Also usesGoogle Search Console

1 subdomain · tranco_100k

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

INFRASTRUCTURE MAPwhat questant.jp actually stands on - every host below is a signed observation

questant.jp

A / AAAA

35.79.117.13554.250.181.160

unattributedserves the site

ns-1327.awsdns-37.orgns-1749.awsdns-26.co.ukns-427.awsdns-53.comns-538.awsdns-03.net

awsdns-37.org + awsdns-26.co.uk + moreanswers its DNS

aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more

Google Workspacereceives its email

TLS

questant.jp

Cybertrust Japan Co.issued its certificate

DNS Records

A 2

35.79.117.135
54.250.181.160

MX 5

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

TXT 10

DLzOZCpm4ZLLvG4RUkb8G4CPsYUcnF
T8BUbMz6UfMH5KqkNm0xZwPn1hNKCf
google-site-verification=IWPRPen86gjI44EvhJeSzVg9udxt2M6eofb8R8tzig0
google-site-verification=YbhAM9G8NCOW9F6A_RC9J2FeNDueplTV3ZTUMeeukSw
google-site-verification=pzwVwSZNrEQF19laiBj2VqIJQPpDITSsXwCJzmNG9zY
google-site-verification=qzW7TT1BlPf_mOYgrdd3LZpd7Jwjbfrd_JHFBu1FaAM
pardot864792=a7a152fc02d06eae01b2e61d7ad42bbd2b6dcb04861c29aa50347a4426dff1f5
srpFWRW4ULLze15V1QXihh7b73S0Tq
v=spf1 include:mail.zendesk.com include:amazonses.com include:_spf.willap.jp include:_spf.questant.jp include:_spf.google.com ~all
v=DMARC1; p=none; rua=mailto:questant.jp@rua.macromill.jp,mailto:macromill00001-ra@dmarc25.jp; adkim=r; aspf=r; pct=100;

NS 4

ns-1327.awsdns-37.org
ns-1749.awsdns-26.co.uk
ns-427.awsdns-53.com
ns-538.awsdns-03.net

SOA 1

ns-538.awsdns-03.net awsdns-hostmaster.amazon.com

TLS Certificates (2)

Common Name	Issuer	Expires
`questant.jp`	C=JP, O=Cybertrust Japan Co., Ltd., CN=Cybertrust Japan SureServer CA G4	Tue, 13 Oct 2026 14:59:00 +0000
`Cybertrust Japan SureServer CA G4`	C=JP, O=SECOM Trust Systems CO.,LTD., 2.5.4.11=Security Communication RootCA2	Tue, 29 May 2029 05:00:39 +0000

Subdomains (1)

www.questant.jp

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 questant.jp. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_e3b2562bde2c11a7
Output Hash: 8f9ced3a4345c6c98d5441e3dd559005920b3f4254b4430a0ca6cf9031fbe16d
Signature: ed25519:c91c4b965c093171566e78a5eaf646377ba0125f0bf9e712b463157fc8a612e7f33dda77453f512e0b98fbb1be36ff93121eda995cf454ca44f1a0a8342e5406
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

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