astronomy.net

Observed Jul 23, 2026, 18:53 UTC (1d 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

tranco

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

INFRASTRUCTURE MAPwhat astronomy.net actually stands on - every host below is a signed observation

astronomy.net

A / AAAA

67.225.255.65

unattributedserves the site

ns-78-a.gandi.netns-68-b.gandi.netns-122-c.gandi.net

gandi.netanswers its DNS

spool.mail.gandi.netfb.mail.gandi.net

gandi.netreceives its email

TLS

astronomy.net

Let's Encryptissued its certificate

DNS Records

A 1

67.225.255.65

MX 2

10spool.mail.gandi.net
50fb.mail.gandi.net

TXT 1

v=spf1 include:_mailcust.gandi.net ?all

NS 3

ns-78-a.gandi.net
ns-68-b.gandi.net
ns-122-c.gandi.net

SOA 1

ns1.gandi.net hostmaster.gandi.net

TLS Certificates (4)

Common Name	Issuer	Expires
`astronomy.net`	C=US, O=Let's Encrypt, CN=YE1	Tue, 15 Sep 2026 17:11:43 +0000
`YE1`	C=US, O=ISRG, CN=Root YE	Sat, 02 Sep 2028 23:59:59 +0000
`Root YE`	C=US, O=Internet Security Research Group, CN=ISRG Root X2	Thu, 02 Sep 2032 23:59:59 +0000
`ISRG Root X2`	C=US, O=Internet Security Research Group, CN=ISRG Root X1	Thu, 02 Sep 2032 23:59:59 +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 astronomy.net. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID: rcpt_f029f5e1ff7ed6dd
Output Hash: ee02cc766f61feb10a6aac968e2a6f9cba2b5076c810c8853d37a5d11d3b3a11
Signature: ed25519:50b7accbbef1a68dd5730b2087d44d4344116fc2b4292b5641abe595b7a5d6a3d73d8762c1bfd98aa80995253b081fc0532b1ca8406769581ae297e6d6673e0b
Public Key: ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent: (genesis)
Plane: fast

Verify this in your browser

Permalink: https://domaindrift.io/t/astronomy.net