tetsudo.com

Observed Jul 21, 2026, 17:12 UTC (2d 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 bySectigo

Also usesGoogle Search Console

2 subdomains · tranco_100k

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

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

tetsudo.com

A / AAAA

13.113.65.22913.193.16.251

unattributedserves the site

ns-1276.awsdns-31.orgns-1761.awsdns-28.co.ukns-250.awsdns-31.comns-790.awsdns-34.net

awsdns-31.org + awsdns-28.co.uk + moreanswers its DNS

smtp.google.com

Google Workspacereceives its email

TLS

tetsudo.com

Sectigo Limitedissued its certificate

DNS Records

A 2

13.113.65.229
13.193.16.251

MX 1

1smtp.google.com

TXT 4

google-site-verification=IW7MjZb2P4MhXzgGiwsmtD5rVxksAVFkTbQX2N0GDe8
google-site-verification=WbDD8lb_aucOKN9Ps5nIUFffKXR5Y_CC7EiIP7TccbU
v=spf1 include:_spf.google.com ~all
v=DMARC1; p=none; pct=100;

NS 4

ns-1276.awsdns-31.org
ns-1761.awsdns-28.co.uk
ns-250.awsdns-31.com
ns-790.awsdns-34.net

SOA 1

ns-1761.awsdns-28.co.uk awsdns-hostmaster.amazon.com

TLS Certificates (3)

Common Name	Issuer	Expires
`(no CN)`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36	Sat, 13 Mar 2027 23:59:59 +0000
`Sectigo Public Server Authentication CA DV R36`	C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46	Fri, 21 Mar 2036 23:59:59 +0000
`Sectigo Public Server Authentication Root R46`	C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority	Mon, 18 Jan 2038 23:59:59 +0000

Subdomains (2)

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 tetsudo.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_51dbdb7aa6488e3f
Output Hash: b729150772c6beabd3429447a53faee3a5201ba98af2aab5acf93901e6a0b303
Signature: ed25519:e70050f750016da5684ec73a9203fb51df46b231c1e395c9012a6c679c08c23c22e08ce5374ab335aef0027047b7940b3738808d3e7c8c6b42e397b41e80af0e
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/tetsudo.com