downtownpittsburgh.com
Observed Jul 27, 2026, 19:23 UTC (4d 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 bySendGrid
Secured byLet's Encrypt
IPv6 · 1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat downtownpittsburgh.com actually stands on - every host below is a signed observation
downtownpittsburgh.com
A / AAAA
23.185.0.22620:12a:8000::2
2620serves the site
NS
ns65.worldnic.comns66.worldnic.com
worldnic.comanswers its DNS
MX
mx1-us1.ppe-hosted.commx2-us1.ppe-hosted.com
SendGridreceives its email
TLS
downtownpittsburgh.com
Let's Encryptissued its certificate
DNS Records
A 1
23.185.0.2
AAAA 1
2620:12a:8000::2
MX 2
0mx1-us1.ppe-hosted.com10mx2-us1.ppe-hosted.com
TXT 5
MS=ms99283381v=spf1 a:dispatch-us.ppe-hosted.com include:sendgrid.net include:spf.protection.outlook.com include:servers.mcsv.net -allMS=ms14356120ppe-e91eb8785301eb1b76f0dc243c128ecf11f46e05v=DMARC1; p=reject; aspf=r; adkim=r;
NS 2
ns65.worldnic.comns66.worldnic.com
SOA 1
NS65.WORLDNIC.com namehost.WORLDNIC.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
downtownpittsburgh.com |
C=US, O=Let's Encrypt, CN=YR2 | Tue, 20 Oct 2026 16:57:42 +0000 |
YR2 |
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_1b73f2f64565d484- Output Hash
ae3e4ed491995a78aed88b323ea5c6a922af33f6c0b8d605b3532becb40eea08- Signature
ed25519:0a5249b4cf8521e962ba08ef0de8d85f7271a7b3778a29eaaa1ff893ef4d452b41c6dd627b982c2f970c98b991524cef8a4ba3dcc5dfa156693459543ecefa08- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast