bigladdersoftware.com
Observed Aug 16, 2026, 08:01 UTC (6h 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
Runs onNew Dream Network
Email byGoogle Workspace
Google WorkspaceSecured byLet's Encrypt
Let's EncryptRegistered withDreamHost, LLC
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat bigladdersoftware.com actually stands on - every host below is a signed observation
bigladdersoftware.com
A / AAAA
173.236.243.34
New Dream Networkserves the site
NS
ns2.dreamhost.comns1.dreamhost.comns3.dreamhost.com
dreamhost.comanswers its DNS
MX
alt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
www.bigladdersoftware.com
Let's Encryptissued its certificate
DNS Records
A 1
173.236.243.34
MX 5
10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com1aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 1
v=spf1 a mx include:_spf.google.com ~all
NS 3
ns2.dreamhost.comns1.dreamhost.comns3.dreamhost.com
SOA 1
ns1.dreamhost.com hostmaster.dreamhost.com
DMARC_RECORDS 1
v=DMARC1; p=none; rua=mailto:dmarc@bigladdersoftware.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.bigladdersoftware.com |
C=US, O=Let's Encrypt, CN=YR1 | Tue, 13 Oct 2026 18:19:21 +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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_0b30c2af82d186a5- Output Hash
5c54b2823b42222e487086431889ec182555cd65413f81b81c06879a34af9d73- Signature
ed25519:de88eba6749a939e4056c68684ffe12e1d88308dccb24add89996abce150ca2a5e6d965195cdcb93df149ae0374db8f38df498f0f2ee4852ff31953a3933090d- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast