ysk-book.com

Observed Jul 25, 2026, 18:26 UTC (8d 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

Runs onCloudflare

Secured byGoogle Trust Services

Also usesGoogle Search Console

IPv6 · tranco

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

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

ysk-book.com

A / AAAA

104.21.24.42172.67.216.1972606:4700:3035::ac43:d8c52606:4700:3034::6815:182a

Cloudflareserves the site

connie.ns.cloudflare.comtrace.ns.cloudflare.com

cloudflare.comanswers its DNS

_dc-mx.768fdc5dd3cf.ysk-book.com

unattributedreceives its email

TLS

ysk-book.com

Google Trust Servicesissued its certificate

DNS Records

A 2

104.21.24.42
172.67.216.197

AAAA 2

2606:4700:3035::ac43:d8c5
2606:4700:3034::6815:182a

MX 1

1_dc-mx.768fdc5dd3cf.ysk-book.com

TXT 3

google-site-verification=eoHaB4l57Ts_VGczTuZvNU28gN50yfm5Ni3BUWdCzeY
v=spf1 ip4:31.22.7.241 ip4:82.163.176.66 include:relay.mailchannels.net +a +mx +ip4:31.22.4.169 +ip4:31.22.7.243 -all
v=DMARC1; p=none;

NS 2

connie.ns.cloudflare.com
trace.ns.cloudflare.com

SOA 1

connie.ns.cloudflare.com dns.cloudflare.com

TLS Certificates (3)

Common Name	Issuer	Expires
`ysk-book.com`	C=US, O=Google Trust Services, CN=WE1	Thu, 01 Oct 2026 23:47:10 +0000
`WE1`	C=US, O=Google Trust Services LLC, CN=GTS Root R4	Tue, 20 Feb 2029 14:00:00 +0000
`GTS Root R4`	C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA	Fri, 28 Jan 2028 00:00:42 +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 ysk-book.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_035b0d54e457cac4
Output Hash: cf25309f3c8fce9e4c0bfdaf5d26c8cacd3f289ba921c0b407e8d7c19cb44bcc
Signature: ed25519:d77ceeaf2dae561032eb369c0cb935fac90369a9f7ba77ea914d0a29725aab39e32719c91ffd31a5bea7fece139fcf6a1a4f3549863a8fd51ed67bfef58dce04
Public Key: ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/ysk-book.com