skymark.co.jp

Observed 2026-07-17T14:12:28.791925336+00:00 (20h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now

Runs onSoftBank

Email byProofpoint

Secured byCybertrust Japan Co.

Also usesFacebook/MetaGoogle Search Console

5 subdomains · tranco_40k

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

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

skymark.co.jp

A / AAAA

210.169.227.44

SoftBankserves the site

dns3.odn.ne.jpns5.skymark.co.jpns2.skymark.co.jp

ne.jp + skymark.co.jpanswers its DNS

mxa-0094d801.gslb.pphosted.commxb-0094d801.gslb.pphosted.com

Proofpointreceives its email

TLS

www.skymark.co.jp

Cybertrust Japan Co.issued its certificate

DNS Records

A 1

210.169.227.44

MX 2

10mxa-0094d801.gslb.pphosted.com
10mxb-0094d801.gslb.pphosted.com

TXT 10

9Gy7trbz0SAx7FyIQqLUaqdYZi0Js8
facebook-domain-verification=l10l2sbp7rupfan8e3q0xaabjolq5r
XAoME5IJLxsSi2eSwj252xiyKryc5Q
google-site-verification=lGvMTPpTOHh9CWsIwgMOX1JC6oswNU0by_hjGbvC9ao
ocKpeLVY4GEhPBW5fxwQ4hCmz1oudA
v=spf1 +ip4:210.169.200.96/28 +ip4:210.169.227.32/28 +ip4:61.201.192.128/28 +ip4:210.146.26.8/28 +ip4:210.146.54.96/27 +ip4:124.109.181.7 +ip4:149.72.34.16 +ip4:61.208.124.70 include:_spf.activegate-ss.jp include:webcas.net include:_spf.google.com ~all
jV67gjAdaO554a35gxM9T1id2fPjDH
google-site-verification=Z08bbvxodleKc3MhkHvDQO_unweRLqzZgaRKJYY3Pyo
MS=ms58081338
v=DMARC1; p=none; rua=mailto:mailauth-reports@skymark.jp!25m; ruf=mailto:mailauth-reports@skymark.jp!25m; adkim=r; aspf=r;

NS 3

dns3.odn.ne.jp
ns5.skymark.co.jp
ns2.skymark.co.jp

SOA 1

ns5.skymark.co.jp root.skymark.co.jp

TLS Certificates (3)

Common Name	Issuer	Expires
`www.skymark.co.jp`	C=JP, O=Cybertrust Japan Co., Ltd., CN=Cybertrust Japan SureServer EV CA G3	Tue, 29 Dec 2026 14:59:00 +0000
`Cybertrust Japan SureServer EV CA G3`	C=JP, O=SECOM Trust Systems CO.,LTD., 2.5.4.11=Security Communication RootCA2	Tue, 29 May 2029 05:00:39 +0000
`(no CN)`	C=JP, O=SECOM Trust Systems CO.,LTD., 2.5.4.11=Security Communication RootCA2	Tue, 29 May 2029 05:00:39 +0000

Subdomains (5)

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

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

Ed25519 Receipt

Receipt ID: 196590f6-55e9-416f-b511-d3978317c86c
Output Hash: 158ab8401f3c6bd8dbc69b84b94b33ce32bc9bc067ae6ca8b2c8cac4f621befe
Signature: ed25519:e92ca3c52812d14481e75e27bc52d58b9114e1f73009c0156289e089112a6aee822bcff4d0e98bf57d104c28ee345e32980a4eb8f634bbf47d1ac1cf2f9eec05
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

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