amplifier.co.jp

Observed Jul 29, 2026, 04:13 UTC (19h 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.

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Up right now

Secured byLet's Encrypt

1 subdomain · majestic

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

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

amplifier.co.jp

A / AAAA

183.181.98.157

unattributedserves the site

ns2.xserver.jpns4.xserver.jpns3.xserver.jpns5.xserver.jp+1 more

xserver.jpanswers its DNS

amplifier.co.jp

amplifier.co.jpreceives its email

TLS

www.amplifier.co.jp

Let's Encryptissued its certificate

DNS Records

A 1

183.181.98.157

MX 1

0amplifier.co.jp

TXT 2

v=spf1 +a:sv6156.xserver.jp +a:amplifier.co.jp +mx include:spf.sender.xserver.jp ~all
v=DMARC1; p=quarantine; rua=mailto:ym@amplifier.co.jp;

NS 5

ns2.xserver.jp
ns4.xserver.jp
ns3.xserver.jp
ns5.xserver.jp
ns1.xserver.jp

SOA 1

ns1.xserver.jp root.sv0.xserver.jp

TLS Certificates (3)

Common Name	Issuer	Expires
`www.amplifier.co.jp`	C=US, O=Let's Encrypt, CN=YR2	Wed, 30 Sep 2026 00:14:23 +0000
`YR2`	C=US, O=ISRG, CN=Root YR	Sat, 02 Sep 2028 23:59:59 +0000
`Root YR`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (1)

www.amplifier.co.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.

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

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

Ed25519 Receipt

Receipt ID: rcpt_db39e83a399789ac
Output Hash: ae4c7d8c2ec054b4085c42bdb7554b141a8094c28177cc1e5f010ffa29dc0d45
Signature: ed25519:5120351d22ec15b55494a1051d9866aa9f727a8361d7e1b825a3ada4ef564813fec22825a09bceb12cf91601bed7956f76fe30e5020aafcab55a8eae982fa901
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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