roundshot.ch
Observed Jul 26, 2026, 06:28 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.
Up right now
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat roundshot.ch actually stands on - every host below is a signed observation
roundshot.ch
A / AAAA
193.135.58.36
unattributedserves the site
NS
ns3.backslash.chns2.backslash.chns1.backslash.ch
backslash.chanswers its DNS
MX
aspmx2.googlemail.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx3.googlemail.com+2 more
Google Workspacereceives its email
TLS
www.roundshot.ch
Let's Encryptissued its certificate
DNS Records
A 1
193.135.58.36
MX 6
10aspmx2.googlemail.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10aspmx3.googlemail.com1aspmx.l.google.com1smtp.google.com
TXT 3
v=spf1 ip4:193.135.56.0/24 -allgoogle-site-verification=D_DKuxomSN9n-4_NzjMvq5sNSq39buGNR_jgXLBzQeMv=DMARC1; p=reject; rua=mailto:webmaster@roundshot.ch; fo=1; adkim=r; aspf=r; pct=100; rf=afrf; ri=86400; sp=reject
NS 3
ns3.backslash.chns2.backslash.chns1.backslash.ch
SOA 1
ns1.backslash.ch hostmaster.backslash.ch
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.roundshot.ch |
C=US, O=Let's Encrypt, CN=YR1 | Sun, 30 Aug 2026 01:51:00 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (1)
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 receiptEd25519 Receipt
- Receipt ID
rcpt_f26f3ef08e6f6734- Output Hash
4b103535b629cbb57bb0dfdaa37fa2c783fcd48c9609a41928d2709a5db233a4- Signature
ed25519:1587ae34a97512b0ed3791d236eb6f2d8adcd26c3d829bd8ba7bb048c8e0dbed429c1500c2d13337142937903f7bc812ed79e5eb9d27c1a3835db06490262904- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast