masternetrs.com.br
Observed Aug 16, 2026, 07:43 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 EncryptAlso usesFacebook/Meta
Facebook/Meta1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat masternetrs.com.br actually stands on - every host below is a signed observation
masternetrs.com.br
A / AAAA
151.106.97.173
unattributedserves the site
NS
ns1.masternetrs.com.brns2.masternetrs.com.br
masternetrs.com.branswers its DNS
MX
aspmx.l.google.com
Google Workspacereceives its email
TLS
masternetrs.com.br
Let's Encryptissued its certificate
DNS Records
A 1
151.106.97.173
MX 1
0aspmx.l.google.com
TXT 2
facebook-domain-verification=lel2ln9e4kz73bvwdp06mojv6tcaejv=spf1 +ip4:186.251.80.6 +a:ns1.masternetrs.com.br +ip4:186.251.80.7 +a:ns2.masternetrs.com.br +include:_spf.google.com include:mailgrid.com.br ~all
NS 2
ns1.masternetrs.com.brns2.masternetrs.com.br
SOA 1
ns1.masternetrs.com.br g.s.nunes22.gmail.com.masternetrs.com.br
DMARC_RECORDS 1
v=DMARC1; p=quarantine; pct=100; sp=quarantine; adkim=s; aspf=s
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
masternetrs.com.br |
C=US, O=Let's Encrypt, CN=YE1 | Sun, 18 Oct 2026 03:12:52 +0000 |
YE1 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
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_a62027211a75308e- Output Hash
094bbde31b21da02a222dc0d061c112dc9c43e28e67fbf6b227ccef542cb3174- Signature
ed25519:237241bd86335ddbc7f1306fd644303dfe1c87a45b3b3626373d112f49f340e6ba3f01e0db5dd47a375b9cdd81b659baeabe1cf84828c7b81cc0fe5bae55f30c- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast