youmark.jp

Observed Jul 24, 2026, 20:08 UTC (9d 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

Secured byLet's Encrypt

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 youmark.jp actually stands on - every host below is a signed observation

youmark.jp

A / AAAA

59.106.13.167

unattributedserves the site

ns1.dns.ne.jpns2.dns.ne.jp

ne.jpanswers its DNS

youmark.jp

youmark.jpreceives its email

TLS

youmark.jp

Let's Encryptissued its certificate

DNS Records

A 1

59.106.13.167

MX 1

10youmark.jp

TXT 2

v=spf1 ip4:59.106.13.167 ip4:118.243.235.239 ip4:54.238.189.45 ip4:54.238.166.228 ip4:54.238.199.35 ip4:54.64.174.223 ip4:54.65.242.145 ip4:52.193.237.237 ip4:52.68.134.252 ip4:52.69.194.112 ip4:3.114.144.62 ip4:13.112.58.163 ip4:54.178.152.162 ~all
google-site-verification=hHGjWzDsuK8eaqlt2BtCIqPFmazbyA5-gUUOzFWXQJ8

NS 2

ns1.dns.ne.jp
ns2.dns.ne.jp

SOA 1

master.dns.ne.jp tech.sakura.ad.jp

TLS Certificates (2)

Common Name	Issuer	Expires
`youmark.jp`	C=US, O=Let's Encrypt, CN=R13	Wed, 26 Aug 2026 13:54:26 +0000
`R13`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Fri, 12 Mar 2027 23:59:59 +0000

Subdomains (1)

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

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

Ed25519 Receipt

Receipt ID: rcpt_4c043e09be158773
Output Hash: f1d1ef13d5a0f950d2fb17d6240ca7dd28b43f7479b4c339d929dac861c12d95
Signature: ed25519:c6703116bf89c29ce8e38c1a92f9210540634da6908772fd5629b5ae56da04df762e541b8933cac5288782c4739670a4a4b4f94454398bc561f6185344d6800b
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

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