questsoftware.com.br - dns.ninja
questsoftware.com.br
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 191.19.228.20🇧🇷 Vivo_Fixed_Broadband_Services191.19.224.0/20 TELEFONICA BRASIL S/A | ||||||
| PTR | 191-19-228-20.user.vivozap.com.br | ||||||
| NS | b.sec.dns.br ⭐ | ||||||
| A | 2001:12f8:b:1::11🇧🇷 C-DNS-BR2001:12f8:b::/48 Registro.BR Network (C.DNS.BR) | ||||||
| PTR | b.sec.dns.br | ||||||
| A | 200.192.232.11🇧🇷 C-DNS-BR200.192.232.0/24 Registro.BR Network (C.DNS.BR) | ||||||
| PTR | b.sec.dns.br | ||||||
| NS | c.sec.dns.br | ||||||
| A | 2001:12f8:9:1::11🇧🇷 B-DNS-BR2001:12f8:9::/48 Registro.BR Network (B.DNS.BR) | ||||||
| PTR | c.sec.dns.br | ||||||
| A | 200.189.40.11🇧🇷 B-DNS-BR200.189.40.0/24 Registro.BR Network (B.DNS.BR) | ||||||
| PTR | c.sec.dns.br | ||||||
| MX | mail.questsoftware.com.br ⭐ | ||||||
| A | 191.19.228.20🇧🇷 Vivo_Fixed_Broadband_Services191.19.224.0/20 TELEFONICA BRASIL S/A | ||||||
| PTR | 191-19-228-20.user.vivozap.com.br | ||||||
| TXT | v=spf1 ip4:191.19.228.20 -all | ||||||
| TXT | MS=ms73439399 | ||||||
| SOA | b.sec.dns.brhostmaster@registro.br serial=2026195000 | ||||||
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=2026211286 | ||||||
rank #3733 in the tld
WOT: SAFE (69/100)
Subdomains
mail.questsoftware.com.br |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSb.sec.dns.br2026-02-18 → 2026-07-30 · 2 obs
● 2026-07-30 12:18:58
●NSc.sec.dns.br2026-02-18 → 2026-07-30 · 2 obs
● 2026-07-30 12:18:58
●MXmail.questsoftware.com.br2026-02-18 → 2026-07-30 · 2 obs
● 2026-07-30 12:18:58
●A191.19.228.202026-02-18 → 2026-07-30 · 2 obs
● 2026-07-30 12:18:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | b.dns.br, d.dns.br, f.dns.br, e.dns.br... | - |
| questsoftware.com.br | b.sec.dns.br, c.sec.dns.br | - |
✅ Authoritative Response
Server:200.192.232.11
NS records: b.sec.dns.br, c.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 908ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 191.19.228.20 |
| NS | 2 | b.sec.dns.br, c.sec.dns.br |
| MX | 1 | mail.questsoftware.com.br (pri: 10) |
| TXT | 2 | MS=ms73439399, v=spf1 ip4:191.19.228.20 -all |
| SOA | 1 | b.sec.dns.br hostmaster.registro.br |
Analysis
Hierarchy
The domain mail.questsoftware.com.br falls under the parent questsoftware.com.br.
IP Addresses
questsoftware.com.br has exactly one IP address — 191.19.228.20.
mail.questsoftware.com.br, for instance, is one of the other host names sharing IP numbers with questsoftware.com.br.
Name Servers
questsoftware.com.br uses two name servers for its delegation: b.sec.dns.br and c.sec.dns.br.
The name server configuration of questsoftware.com.br is shared with other domains, for instance providenciadivina.com.br, graficapersonal.com.br, hotelsandri.com.br and two others.
At least some of questsoftware.com.br's name servers are shared with other domains, for example habitarvicosa.com.br, bitflash.com.br, ministeriotemplodafe.com.br and two more.
These name servers tend to be used in conjunction with the name servers a.sec.dns.br.
The two host names b.sec.dns.br and c.sec.dns.br each have a pair of IP addresses: b.sec.dns.br has 200.192.232.11 and 2001:12f8:b:1::11, and c.sec.dns.br has 200.189.40.11 and 2001:12f8:9:1::11.
Mail Servers
questsoftware.com.br uses one mail server — mail.questsoftware.com.br.
mail.questsoftware.com.br directs to just one IP number, 191.19.228.20.