usifast.com.br - robtex.com
usifast.com.br
com.br
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.br ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.br ⚠️ Not in parent delegation | ||||||
| NS | c.dns.br ⚠️ Not in parent delegation | ||||||
| NS | d.dns.br ⚠️ Not in parent delegation | ||||||
| NS | e.dns.br ⚠️ Not in parent delegation | ||||||
| NS | f.dns.br ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.brhostmaster@registro.br serial=2026133226 | ||||||
rank #4055 in the tld
WOT: SAFE (69/100)
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
○NSns-1467.awsdns-55.org2015-07-16 → 2017-07-02 · 5 obs
● 2015-07-16 03:20:24
● 2017-07-02 09:53:00
○ 2026-04-11 12:52:22
○ 2026-05-13 09:37:16
○NSns-1598.awsdns-07.co.uk2015-07-16 → 2017-07-02 · 5 obs
● 2015-07-16 03:20:24
● 2017-07-02 09:53:00
○ 2026-04-11 12:52:22
○ 2026-05-13 09:37:16
○NSns-190.awsdns-23.com2015-07-16 → 2017-07-02 · 5 obs
● 2015-07-16 03:20:24
● 2017-07-02 09:53:00
○ 2026-04-11 12:52:22
○ 2026-05-13 09:37:16
○NSns-775.awsdns-32.net2015-07-16 → 2017-07-02 · 5 obs
● 2015-07-16 03:20:24
● 2017-07-02 09:53:00
○ 2026-04-11 12:52:22
○ 2026-05-13 09:37:16
●NSns1-06.azure-dns.com2026-04-11 → 2026-05-13 · 3 obs
● 2026-04-11 12:52:22
● 2026-05-13 09:37:16
○NSns1.bis.com.br2009-01-10 → 2009-01-10 · 3 obs
○ 2015-07-16 03:20:24
○ 2026-05-13 09:37:16
●NSns2-06.azure-dns.net2026-04-11 → 2026-05-13 · 3 obs
● 2026-04-11 12:52:22
● 2026-05-13 09:37:16
○NSns2.bis.com.br2009-01-10 → 2009-01-10 · 3 obs
○ 2015-07-16 03:20:24
○ 2026-05-13 09:37:16
●NSns3-06.azure-dns.org2026-04-11 → 2026-05-13 · 3 obs
● 2026-04-11 12:52:22
● 2026-05-13 09:37:16
●NSns4-06.azure-dns.info2026-04-11 → 2026-05-13 · 3 obs
● 2026-04-11 12:52:22
● 2026-05-13 09:37:16
○MXuipaas01.usiminas.com.br2009-01-10 → 2009-01-10 · 3 obs
○ 2015-07-16 03:20:24
○ 2026-05-13 09:37:16
○MXuipaas02.usiminas.com.br2009-01-10 → 2009-01-10 · 3 obs
○ 2015-07-16 03:20:24
○ 2026-05-13 09:37:16
○MXuipaas04.usiminas.com.br2009-01-10 → 2009-01-10 · 3 obs
○ 2015-07-16 03:20:24
○ 2026-05-13 09:37:16
●MXusifast-com-br.mail.protection.outlook.com2015-07-16 → 2026-05-13 · 3 obs
● 2015-07-16 03:20:24
● 2026-05-13 09:37:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| usifast.com.br | ns1-06.azure-dns.com, ns2-06.azure-dns.net, ns3-06.azure-dns.org, ns4-06.azure-dns.info | - |
✅ Authoritative Response
Server:204.14.183.6
NS records: ns1-06.azure-dns.com, ns2-06.azure-dns.net, ns3-06.azure-dns.org, ns4-06.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usifast.com.br (unsigned zone)
⏱️ Timing
Total: 702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1-06.azure-dns.com, ns2-06.azure-dns.net... |
| MX | 1 | usifast-com-br.mail.protection.outlook.c |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1-06.azure-dns.com azuredns-hostmaster |
Analysis
Name Servers
usifast.com.br is delegated to four name servers: ns1-06.azure-dns.com, ns4-06.azure-dns.info, ns2-06.azure-dns.net and ns3-06.azure-dns.org.
usifast.com.br at least partially shares name servers with other domains, for instance hotmail-validation.us, corporateinsight.com, eon.sk, canadiandewatering.com and hobarttasmania.com.au.
Host names with two IP numbers:
ns1-06.azure-dns.com points to 2603:1061:0:700::6 and 13.107.236.6; ns4-06.azure-dns.info points to 2620:1ec:bda:700::6 and 208.84.5.6; ns2-06.azure-dns.net points to 2620:1ec:8ec:700::6 and 150.171.21.6; ns3-06.azure-dns.org points to 2a01:111:4000:700::6 and 204.14.183.6.
Mail Servers
usifast.com.br is handled by a single mail server, usifast-com-br.mail.protection.outlook.com.
Host usifast-com-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::6, 2a01:111:f403:c91d::b, 2a01:111:f403:c92c::3, 2a01:111:f403:f802::3, 52.101.9.5, 52.101.40.0, 52.101.41.26 and 52.101.194.3.