johnavlon.com
Observed Aug 16, 2026, 16:57 UTC (12h 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
Google WorkspaceSecured byLet's Encrypt
Let's Encrypt1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for johnavlon.com in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.
INFRASTRUCTURE MAPwhat johnavlon.com actually stands on - every host below is a signed observation
johnavlon.com
A / AAAA
148.72.73.206
unattributedserves the site
NS
lovisa.ns.cloudflare.commiles.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx2.googlemail.com+1 more
Google Workspacereceives its email
TLS
johnavlon.com
Let's Encryptissued its certificate
DNS Records
A 1
148.72.73.206
MX 5
10aspmx.l.google.com20alt1.aspmx.l.google.com30alt2.aspmx.l.google.com40aspmx2.googlemail.com50aspmx3.googlemail.com
TXT 1
v=spf1 a mx ptr include:_spf.google.com include:secureserver.net ~all
NS 2
lovisa.ns.cloudflare.commiles.ns.cloudflare.com
SOA 1
lovisa.ns.cloudflare.com dns.cloudflare.com
DMARC_RECORDS 1
v=DMARC1; p=quarantine; rua=mailto:dmarc@johnavlon.com; ruf=mailto:dmarc@johnavlon.com; fo=1
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
johnavlon.com |
C=US, O=Let's Encrypt, CN=YR1 | Tue, 10 Nov 2026 22:10:15 +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_679344f3e30b2302- Output Hash
99020fbcf82d92abcb683cf547471bdabf3d0a36a7006192e02f3a6e7793473a- Signature
ed25519:ad6245f44756831933fee73973cd9f986112d6f8f73618f2b6f9dc56a37795fbb4d0a92fdfc07ada7710d1d5f901313ffbb523ecd05b5a6f86d02c5c9c2d6c06- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast