asystem.com.br
Observed Jul 23, 2026, 12:38 UTC (2d 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.
Not responding
Signed observation on record.
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat asystem.com.br actually stands on - every host below is a signed observation
asystem.com.br
NS
d.sec.dns.brf.sec.dns.br
dns.branswers its DNS
MX
mx.core.locaweb.com.brmx.a.locaweb.com.brmx.b.locaweb.com.brmx.jk.locaweb.com.br
locaweb.com.brreceives its email
DNS Records
MX 4
10mx.core.locaweb.com.br20mx.a.locaweb.com.br20mx.b.locaweb.com.br20mx.jk.locaweb.com.br
TXT 2
b2c9d53b4a5278e0df7a751e4dc10d83v=spf1 include:_spf.locaweb.com.br ?all
NS 2
d.sec.dns.brf.sec.dns.br
SOA 1
d.sec.dns.br hostmaster.registro.br
TLS Certificates (0)
None.
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_9fb181a5eb26c3a2- Output Hash
d2b30e4270d63ab0cc59593fb20ed730ba35e62453a6da7b975741d73c4793fd- Signature
ed25519:16076fe7e55e9e8ec4da61a37ddea223d72cf26e27b5000d16d35cee935a7b9dbe304c30853dfc8327e3d0894fa0b6af556782470be18507c0e6ea66b742a40b- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast