rfe.com.br - robtex.com

rfe.com.br

DNSSEC⚠️ Not signed
A2001:19f0:5:39fb:5400:4ff:fe7c:e4cc🇺🇸 AS-VULTR2001:19f0::/38 Vultr Assigned Prefix
A2001:19f0:9002:1b90:5400:4ff:fe7c:e525🇺🇸 AS-VULTR2001:19f0:9000::/38 Vultr Assigned Prefix
A2604:a880:400:d0::1a3d:e001🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean
A45.55.107.236🇺🇸 DIGITALOCEAN45.55.104.0/22 DigitalOcean
A104.156.247.183🇺🇸 AS-VULTR104.156.240.0/21 Vultr Assigned Prefix
A108.61.89.136🇺🇸 AS-VULTR108.61.64.0/19 Vultr Assigned Prefix
NSnsa1.k8.com.br ⭐ ⚠️ Not in parent delegation
A2604:a880:400:d0::2371:2001🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean
A24.199.64.26🇺🇸 DIGITALOCEAN24.199.64.0/22 DigitalOcean
NSns1.hostnet.com.br ⚠️ Not in zone NS records
A2604:a880:400:d0::2371:2001🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean
A24.199.64.26🇺🇸 DIGITALOCEAN24.199.64.0/22 DigitalOcean
NSns2.hostnet.com.br ⚠️ Not in zone NS records
A2604:a880:400:d0::1a8f:e001🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean
A24.199.64.101🇺🇸 DIGITALOCEAN24.199.64.0/22 DigitalOcean
NSnsa2.k8.com.br ⚠️ Not in parent delegation
A2600:1f1e:f14:a800:fea2:3e55:175:8c9a🇧🇷 Amazon2600:1f1e:c00::/38 AMAZON AWS
A177.71.180.90🇧🇷 Amazon177.71.128.0/17 South America prefix
PTRec2-177-71-180-90.sa-east-1.compute.amazonaws.com
NSnsa3.k8.com.br ⚠️ Not in parent delegation
A2604:a880:400:d0::1a8f:e001🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean
A24.199.64.101🇺🇸 DIGITALOCEAN24.199.64.0/22 DigitalOcean
NSnsa4.k8.com.br ⚠️ Not in parent delegation
A2a05:d018:eef:900:733d:f263:b144:cf6a🇮🇪 Amazon2a05:d018:c00::/38 AMAZON AWS
A79.125.16.81🇮🇪 Amazon79.125.0.0/18 EU AWS Dublin
PTRec2-79-125-16-81.eu-west-1.compute.amazonaws.com
NSnsa5.k8.com.br ⚠️ Not in parent delegation
A2604:a880:1:20::5a:8001🇺🇸 DIGITALOCEAN2604:a880:1::/48 DigitalOcean
A45.55.108.139🇺🇸 DIGITALOCEAN45.55.108.0/22 DigitalOcean
NSnsa6.k8.com.br ⚠️ Not in parent delegation
A2600:1f18:73e:d500:821c:da38:5464:b4ee🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix
A184.73.203.216🇺🇸 Amazon184.73.0.0/16 IAD prefix
PTRec2-184-73-203-216.compute-1.amazonaws.com
MXsmtpxin2.f1.k8.com.br ⭐
A187.73.32.169🇧🇷 Digirati187.73.32.0/24 This route object is for a UPX Technologies customer route, which is being exported under this origin AS. This route object was created because no existing route object with the same origin was found, and since some UPX peers filter based on these objects this route may be rejected if this object is not created. Please contact noc@upx.com.br if you have any questions regarding this object.
PTRsmtpxin2.f1.k8.com.br
TXTv=spf1 a:mxx.f1.k8.com.br include:18312.meuspf.com -all
SOAnsa1.k8.com.brdnsmasters@k8.com.br serial=585

com.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026186006
rank #558114 globally
rank #4138 in the tld
WOT: SAFE (69/100)

Same first word

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fer.pl

DNS History

24 records (15 active, 9 former)

20162017201820192020202120222023202420252026NSns1.hostnet.com.brns2.hostnet.com.brnsa1.k8.com.brnsa2.k8.com.brnsa3.k8.com.brnsa4.k8.com.brnsa5.k8.com.brnsa6.k8.com.brMXsmtpxin2.f1.k8.com.brsmtpxin1.f1.k8.com.brA104.156.247.183108.61.89.1362001:19f0:5:39fb:5400:4ff:fe7c:e4cc2001:19f0:9002:1b90:5400:4ff:fe7c:e5252604:a880:400:d0::1a3d:e00145.55.107.236104.131.38.137177.71.180.68198.211.103.7246.137.243.6054.228.191.9454.232.113.8154.241.33.22354.83.41.193
●NSns1.hostnet.com.br2026-06-17 → 2026-07-05 · 3 obs
○ 2015-08-12 10:49:44
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●NSns2.hostnet.com.br2026-06-17 → 2026-07-05 · 3 obs
○ 2015-08-12 10:49:44
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●NSnsa1.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
●NSnsa2.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
●NSnsa3.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
●NSnsa4.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
●NSnsa5.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
●NSnsa6.k8.com.br2015-08-12 → 2026-07-05 · 2 obs
● 2015-08-12 10:49:44
● 2026-07-05 00:15:42
○MXsmtpxin1.f1.k8.com.br2015-08-12 → 2016-12-19 · 4 obs
● 2015-08-12 10:49:44
● 2016-12-19 16:13:46
○ 2017-08-10 06:53:44
○ 2026-07-05 00:15:42
●MXsmtpxin2.f1.k8.com.br2017-08-10 → 2026-07-05 · 3 obs
○ 2016-12-19 16:13:46
● 2017-08-10 06:53:44
● 2026-07-05 00:15:42
○A104.131.38.1372015-09-11 → 2017-08-22 · 5 obs
○ 2015-08-12 10:49:44
● 2015-09-11 17:28:22
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42
●A104.156.247.1832026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●A108.61.89.1362026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
○A177.71.180.682015-08-12 → 2017-08-22 · 4 obs
● 2015-08-12 10:49:44
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42
○A198.211.103.722015-12-23 → 2017-08-22 · 5 obs
○ 2015-09-24 01:48:24
● 2015-12-23 05:57:32
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42
●A2001:19f0:5:39fb:5400:4ff:fe7c:e4cc2026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●A2001:19f0:9002:1b90:5400:4ff:fe7c:e5252026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●A2604:a880:400:d0::1a3d:e0012026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
●A45.55.107.2362026-06-17 → 2026-07-05 · 3 obs
○ 2017-08-22 01:23:04
● 2026-06-17 15:15:12
● 2026-07-05 00:15:42
○A46.137.243.602015-08-12 → 2015-08-12 · 3 obs
● 2015-08-12 10:49:44
○ 2015-09-11 17:28:22
○ 2026-07-05 00:15:42
○A54.228.191.942015-08-12 → 2017-08-22 · 4 obs
● 2015-08-12 10:49:44
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42
○A54.232.113.812015-08-12 → 2017-08-22 · 4 obs
● 2015-08-12 10:49:44
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42
○A54.241.33.2232015-08-12 → 2015-09-24 · 4 obs
● 2015-08-12 10:49:44
● 2015-09-24 01:48:24
○ 2015-12-23 05:57:32
○ 2026-07-05 00:15:42
○A54.83.41.1932015-08-12 → 2017-08-22 · 4 obs
● 2015-08-12 10:49:44
● 2017-08-22 01:23:04
○ 2026-06-17 15:15:12
○ 2026-07-05 00:15:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
rfe.com.brns1.hostnet.com.br, ns2.hostnet.com.br-

✅ Authoritative Response

Server:24.199.64.26

NS records: ns1.hostnet.com.br, ns2.hostnet.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfe.com.br (unsigned zone)

⏱️ Timing

Total: 1140ms | Queries: -

📄 Records

TypeCountSample Data
A345.55.107.236, 104.156.247.183...
AAAA32001:19f0:5:39fb:5400:4ff:fe7c:e4cc, 2001:19f0:9002:1b90:5400:4ff:fe7c:e525...
NS6nsa1.k8.com.br, nsa2.k8.com.br...
MX1smtpxin2.f1.k8.com.br (pri: 10)
TXT1v=spf1 a:mxx.f1.k8.com.br include:18312.
SOA1nsa1.k8.com.br dnsmasters.k8.com.br

Analysis

IP Addresses

rfe.com.br directs to 6 IP numbers: 45.55.107.236, 104.156.247.183, 108.61.89.136 and 3 other.

Two other host names, along with alviplast.com.br, raomd.com.br and hostmasters.com.br, also share IP numbers with rfe.com.br.

Name Servers

rfe.com.br delegates authority to 8 name servers: ns1.hostnet.com.br, ns2.hostnet.com.br, nsa1.k8.com.br plus 5 other.

At least some of rfe.com.br's name servers are shared with other domains, for example gmetal.com.br, motoclean.com.br, vpms.com.br and two more.

These name servers tend to co-occur with nsa2.k8.com.br, nsa3.k8.com.br, nsa4.k8.com.br and 3 other name servers in the same DNS delegations.

Host names that have two IP addresses:

ns1.hostnet.com.br directs traffic to 24.199.64.26 and 2604:a880:400:d0::2371:2001.

ns2.hostnet.com.br directs traffic to 24.199.64.101 and 2604:a880:400:d0::1a8f:e001.

nsa1.k8.com.br directs traffic to 24.199.64.26 and 2604:a880:400:d0::2371:2001.

nsa2.k8.com.br directs traffic to 177.71.180.90 and 2600:1f1e:f14:a800:fea2:3e55:175:8c9a.

nsa3.k8.com.br directs traffic to 24.199.64.101 and 2604:a880:400:d0::1a8f:e001.

nsa4.k8.com.br directs traffic to 79.125.16.81 and 2a05:d018:eef:900:733d:f263:b144:cf6a.

nsa5.k8.com.br directs traffic to 45.55.108.139 and 2604:a880:1:20::5a:8001.

nsa6.k8.com.br directs traffic to 184.73.203.216 and 2600:1f18:73e:d500:821c:da38:5464:b4ee.

Both ns1.hostnet.com.br and nsa1.k8.com.br resolve to 2604:a880:400:d0::2371:2001 IP addresses each.

Both ns1.hostnet.com.br and nsa1.k8.com.br resolve to 24.199.64.26 IP addresses each.

Both ns2.hostnet.com.br and nsa3.k8.com.br resolve to 2604:a880:400:d0::1a8f:e001 IP addresses each.

Both ns2.hostnet.com.br and nsa3.k8.com.br resolve to 24.199.64.101 IP addresses each.

Mail Servers

The sole mail server for rfe.com.br is smtpxin2.f1.k8.com.br.

Among the domains sharing a mail server setup with rfe.com.br are kober.adv.br, racoesdugrao.com.br, mercap.com.br and two others.

rfe.com.br overlaps on mail servers with certain other domains, realizzarecursos.com.br among them.

smtpxin2.f1.k8.com.br directs to just one IP number, 187.73.32.169.