mcmasteroptimalaging.org
Observed Aug 16, 2026, 07:25 UTC (16h 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 EncryptRegistered withGoDaddy.com, LLC
Also usesGoogle Search Console
Google Search Console1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for mcmasteroptimalaging.org 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 mcmasteroptimalaging.org actually stands on - every host below is a signed observation
mcmasteroptimalaging.org
A / AAAA
130.113.93.26
unattributedserves the site
NS
ns47.domaincontrol.comns48.domaincontrol.com
domaincontrol.comanswers its DNS
MX
aspmx3.googlemail.comaspmx2.googlemail.comaspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
www.mcmasteroptimalaging.org
Let's Encryptissued its certificate
DNS Records
A 1
130.113.93.26
MX 5
30aspmx3.googlemail.com30aspmx2.googlemail.com10aspmx.l.google.com20alt1.aspmx.l.google.com20alt2.aspmx.l.google.com
TXT 2
v=spf1 ip4:130.113.93.250 include:_spf.google.com include:mailgun.org include:_spf.createsend.com ~allgoogle-site-verification=UHMNYA5Uo1p7RHsRfbac62JQ6ayfdp5Nusw7P2lWNrs
NS 2
ns47.domaincontrol.comns48.domaincontrol.com
SOA 1
ns47.domaincontrol.com dns.jomax.net
DMARC_RECORDS 1
v=DMARC1; p=reject; rua=mailto:re+b3yxsyt9rix@dmarc.postmarkapp.com; fo=1
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.mcmasteroptimalaging.org |
C=US, O=Let's Encrypt, CN=YR1 | Tue, 10 Nov 2026 11:38:17 +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_f6c9463030c66fc4- Output Hash
1c00ee0d95a5d83a73cc11cdc4e07f009dad4b7ac9384a96ffe8d4f129ede239- Signature
ed25519:8856350b1db0a47e938953a5260e7585450b137d784720f46c423297663bcd6a32d080056f1d51402b8cd39d261e4d4731c0b169f23702f62b8551fbe836f40e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast