useheard.com
Observed Aug 3, 2026, 01:44 UTC (11h 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 usesNotion
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat useheard.com actually stands on - every host below is a signed observation
useheard.com
A / AAAA
198.185.159.144
unattributedserves the site
NS
ns-110.awsdns-13.comns-1461.awsdns-54.orgns-1687.awsdns-18.co.ukns-671.awsdns-19.net
awsdns-13.com + awsdns-54.org + moreanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
useheard.com
Let's Encryptissued its certificate
DNS Records
A 1
198.185.159.144
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 4
amazonses:IyniKqwcaDXjSaco+WZ8RUWbBl90d0moHKceAgYhX0g=cursor-domain-verification-18s9jc=fwF3JBekWezUC7PmmoqcQF7pHnotion-domain-verification=A87uL76uLxOCBHEzS9MaVP9I98DPJB6DwRET9FPHKQWv=spf1 include:_spf.google.com ~all
NS 4
ns-110.awsdns-13.comns-1461.awsdns-54.orgns-1687.awsdns-18.co.ukns-671.awsdns-19.net
SOA 1
ns-1461.awsdns-54.org awsdns-hostmaster.amazon.com
CAA 5
issue "amazon.com"issue "amazonaws.com"issue "amazontrust.com"issue "awstrust.com"issue "letsencrypt.org"
DMARC_RECORDS 1
v=DMARC1; p=none;
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
useheard.com |
C=US, O=Let's Encrypt, CN=YR1 | Sat, 19 Sep 2026 01:35:44 +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 (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 receiptEd25519 Receipt
- Receipt ID
rcpt_1051c543fefdcb7b- Output Hash
c753ef8561cffb116790c19f0fcdfbe267fbdf09bd3a8ef04abcf031d4ac6257- Signature
ed25519:52de3cd484316b2a008debe3deee63a114cc933f0f3c45fb1cc64fdd70ea0f2582061ef3a412fa0a9ba82c8e0fac0a1620ec66ba903c7ee33cab1509cb41e40e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast