rtgroup.com.br - dns.ninja
rtgroup.com.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2804:10:8036::168:166🇧🇷 IPV6-INTERNET2804:10:8000::/34 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| A | 177.12.168.166🇧🇷 IPV6-INTERNET177.12.168.0/23 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| NS | dns1.kinghost.com.br ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:18aa🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.24.170Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | dns2.kinghost.com.br | ||||||
| A | 2400:cb00:2049:1::a29f:19f9🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.25.249Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | dns3.kinghost.com.br ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:1890🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| PTR | powerdns-prod04.dc.tutum.co | ||||||
| A | 162.159.24.144Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | powerdns-prod04.dc.tutum.co | ||||||
| NS | dns4.kinghost.com.br ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:1914🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.25.20Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | dns5.kinghost.com.br ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:18bc🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.24.188Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | dns6.kinghost.com.br ⚠️ Not in zone NS records | ||||||
| A | 2400:cb00:2049:1::a29f:195d🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.25.93Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mx-vip-01.kinghost.net ⭐ | ||||||
| A | 2804:10:8016::216:38🇧🇷 IPV6-INTERNET2804:10:8000::/34 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| A | 191.6.216.38🇧🇷 IPV6-INTERNET191.6.216.0/23 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| PTR | mx-vip-01-farm16.kinghost.net | ||||||
| MX | mx-vip-02.kinghost.net ⭐ | ||||||
| A | 2804:10:8016::216:39🇧🇷 IPV6-INTERNET2804:10:8000::/34 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| A | 191.6.216.39🇧🇷 IPV6-INTERNET191.6.216.0/23 IPv6 Internet Ltda Any Notification about AS28299 security please e-mail to: ABUSE@hospedagem.net | ||||||
| PTR | mx-vip-02-farm16.kinghost.net | ||||||
| TXT | v=spf1 include:_spf.kinghost.net -all | ||||||
| SOA | dns1.kinghost.com.brabuse@kinghost.net serial=2607030041 | ||||||
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=2026207564 | ||||||
rank #3676 in the tld
WOT: SAFE (69/100)
Subdomains
mail.rtgroup.com.br |
Same first word
rtgroup.com.sg |
rtgroup.co.uk |
rtgroup.ru |
rtgroup.biz |
rtgroup.eu |
rtgroup.ca |
rtgroup.de |
rtgroup.com.br |
rtgroup.com |
rtgroup.lv |
rtgroup.co.za |
rtgroup.com.au |
rtgroup.co |
rtgroup.us |
rtgroup.org |
rtgroup.net |
rtgroup.it |
Similar names
DNS History
13 records (10 active, 3 former)
●NSdns1.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
●NSdns2.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
●NSdns3.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
●NSdns4.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
●NSdns5.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
●NSdns6.kinghost.com.br2020-04-09 → 2026-07-26 · 2 obs
● 2026-07-26 23:42:30
○MXmx-vip-01-farm64.kinghost.net2020-04-09 → 2020-04-09 · 3 obs
○ 2026-02-18 16:25:52
○ 2026-07-26 23:42:30
●MXmx-vip-01.kinghost.net2026-02-18 → 2026-07-26 · 3 obs
● 2026-02-18 16:25:52
● 2026-07-26 23:42:30
○MXmx-vip-02-farm64.kinghost.net2020-04-09 → 2020-04-09 · 3 obs
○ 2026-02-18 16:25:52
○ 2026-07-26 23:42:30
●MXmx-vip-02.kinghost.net2026-02-18 → 2026-07-26 · 3 obs
● 2026-02-18 16:25:52
● 2026-07-26 23:42:30
●A177.12.168.1662026-02-18 → 2026-07-26 · 3 obs
● 2026-02-18 16:25:52
● 2026-07-26 23:42:30
○A191.6.207.2262020-04-09 → 2020-04-09 · 3 obs
○ 2026-02-18 16:25:52
○ 2026-07-26 23:42:30
●A2804:10:8036::168:1662026-02-18 → 2026-07-26 · 3 obs
● 2026-02-18 16:25:52
● 2026-07-26 23:42:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| rtgroup.com.br | dns1.kinghost.com.br, dns2.kinghost.com.br, dns3.kinghost.com.br, dns4.kinghost.com.br... | 12 records |
✅ Authoritative Response
Server:162.159.25.93
NS records: dns1.kinghost.com.br, dns2.kinghost.com.br, dns3.kinghost.com.br, dns4.kinghost.com.br, dns5.kinghost.com.br, dns6.kinghost.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtgroup.com.br (unsigned zone)
⏱️ Timing
Total: 767ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 177.12.168.166 |
| AAAA | 1 | 2804:10:8036::168:166 |
| NS | 2 | dns2.kinghost.com.br, dns1.kinghost.com.br |
| MX | 2 | mx-vip-02.kinghost.net (pri: 5), mx-vip-01.kinghost.net (pri: 5) |
| TXT | 1 | v=spf1 include:_spf.kinghost.net -all |
| SOA | 1 | dns1.kinghost.com.br abuse.kinghost.net |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dns1.kinghost.com.br, dns2.kinghost.com.br, dns3.kinghost.com.br...)
Analysis
Hierarchy
mail.rtgroup.com.br is a subdomain of rtgroup.com.br.
IP Addresses
rtgroup.com.br points to the IP addresses 177.12.168.166 and 2804:10:8036::168:166
Host names like web-ded-299972a.kinghost.net are further examples that share IP numbers with rtgroup.com.br.
Name Servers
rtgroup.com.br is served by 6 authoritative name servers — among them dns1.kinghost.com.br, dns2.kinghost.com.br, dns3.kinghost.com.br and 3 others.
The name servers of rtgroup.com.br overlap at least partially with those of other domains — among them dgldesign.com.br, web10f28.kinghost.net, palombo.com.br and two more.
These name servers commonly appear in delegations together with dns4.kinghost.com.br, dns5.kinghost.com.br, dns6.kinghost.com.br and 4 other.
Host names pointing to two IP addresses:
dns1.kinghost.com.br resolves to two addresses: 162.159.24.170 and 2400:cb00:2049:1::a29f:18aa.
dns2.kinghost.com.br resolves to two addresses: 162.159.25.249 and 2400:cb00:2049:1::a29f:19f9.
dns3.kinghost.com.br resolves to two addresses: 162.159.24.144 and 2400:cb00:2049:1::a29f:1890.
dns4.kinghost.com.br resolves to two addresses: 162.159.25.20 and 2400:cb00:2049:1::a29f:1914.
dns5.kinghost.com.br resolves to two addresses: 162.159.24.188 and 2400:cb00:2049:1::a29f:18bc.
dns6.kinghost.com.br resolves to two addresses: 162.159.25.93 and 2400:cb00:2049:1::a29f:195d.
Mail Servers
rtgroup.com.br uses two mail servers, mx-vip-01.kinghost.net and mx-vip-02.kinghost.net.
The mail server setup of rtgroup.com.br matches that of other domains such as invistacomunicacao.com, hospitalsaorafael.org.br, indry.com.br and two others.
mx-vip-01.kinghost.net and mx-vip-02.kinghost.net both carry two IP addresses. The A records for mx-vip-01.kinghost.net are 191.6.216.38 and 2804:10:8016::216:38; the A records for mx-vip-02.kinghost.net are 191.6.216.39 and 2804:10:8016::216:39.