btf.org.br - robtex.com
btf.org.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 129.121.53.129🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| PTR | vps-15158144.wcanhost.com.br | ||||||
| NS | ns1.wcanhost.com.br ⭐ | ||||||
| A | 129.121.53.129🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| PTR | vps-15158144.wcanhost.com.br | ||||||
| NS | ns2.wcanhost.com.br | ||||||
| A | 129.121.53.6🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| PTR | 129-121-53-6.unifiedlayer.com | ||||||
| MX | mail.btf.org.br ⭐ | ||||||
| A | 129.121.53.129🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| PTR | vps-15158144.wcanhost.com.br | ||||||
| TXT | v=spf1 a mx include:websitewelcome.com ~all | ||||||
| SOA | ns1.wcanhost.com.brroot@vps-15158144.wcanhost.com.br 2026-06-24 #1 | ||||||
org.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=2026221408 | ||||||
Subdomains
mail.btf.org.br |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSns1.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
●NSns1.wcanhost.com.br2026-04-24 → 2026-08-09 · 3 obs
● 2026-04-24 17:36:58
● 2026-08-09 17:08:14
○NSns2.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
●NSns2.wcanhost.com.br2026-04-24 → 2026-08-09 · 3 obs
● 2026-04-24 17:36:58
● 2026-08-09 17:08:14
○NSns3.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
●MXmail.btf.org.br2026-04-24 → 2026-08-09 · 3 obs
● 2026-04-24 17:36:58
● 2026-08-09 17:08:14
○MXmx.a.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
○MXmx.b.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
○MXmx.jk.locaweb.com.br2020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
●A129.121.53.1292026-04-24 → 2026-08-09 · 3 obs
● 2026-04-24 17:36:58
● 2026-08-09 17:08:14
○A191.252.51.382020-03-01 → 2020-03-01 · 3 obs
○ 2026-04-24 17:36:58
○ 2026-08-09 17:08:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| btf.org.br | ns1.wcanhost.com.br, ns2.wcanhost.com.br | - |
✅ Authoritative Response
Server:129.121.53.6
NS records: ns1.wcanhost.com.br, ns2.wcanhost.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btf.org.br (unsigned zone)
⏱️ Timing
Total: 1061ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 129.121.53.129 |
| NS | 2 | ns2.wcanhost.com.br, ns1.wcanhost.com.br |
| MX | 1 | mail.btf.org.br (pri: 0) |
| TXT | 1 | v=spf1 a mx include:websitewelcome.com ~ |
| SOA | 1 | ns1.wcanhost.com.br root.vps-15158144.wc |
Analysis
Hierarchy
btf.org.br is the parent zone for mail.btf.org.br.
IP Addresses
btf.org.br points to a single IP number: 129.121.53.129.
Among others, mail.wcanhost.com.br, mail.btf.org.br, ns1.wcanhost.com.br and wcanhost.com.br resolve to the same IP numbers as btf.org.br.
Name Servers
btf.org.br uses two name servers for its delegation: ns1.wcanhost.com.br and ns2.wcanhost.com.br.
Among the domains sharing the same name servers as btf.org.br are ns2.wcanhost.com.br, ns1.wcanhost.com.br and wcanhost.com.br.
ns1.wcanhost.com.br resolves to 129.121.53.129. ns2.wcanhost.com.br resolves to 129.121.53.6. Both host names point to a single IP number.
Mail Servers
btf.org.br has one mail server: mail.btf.org.br.
mail.btf.org.br directs to just one IP number, 129.121.53.129.