doubleweb.com.br - dns.ninja
doubleweb.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=2026228442 | ||||||
rank #3458 in the tld
WOT: SAFE (69/100)
Previously MX for
doubleweb.com.br |
Same first word
Similar names
DNS History
15 records (7 active, 8 former)
●NScory.ns.cloudflare.com2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
●NSlucy.ns.cloudflare.com2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
○NSns296.hostgator.com.br2015-08-03 → 2016-12-27 · 4 obs
● 2016-12-27 04:10:12
○ 2018-05-24 10:44:26
○ 2026-08-16 18:27:30
○NSns297.hostgator.com.br2015-08-03 → 2016-12-27 · 4 obs
● 2016-12-27 04:10:12
○ 2018-05-24 10:44:26
○ 2026-08-16 18:27:30
○MXdoubleweb.com.br2015-08-03 → 2016-12-27 · 4 obs
● 2016-12-27 04:10:12
○ 2018-05-24 10:44:26
○ 2026-08-16 18:27:30
●MXmx128.umbler.in2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
●MXmx240.umbler.co.uk2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
●MXmx364.umbler.com2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
●MXmx783.umbler.com.br2018-05-24 → 2026-08-16 · 3 obs
● 2018-05-24 10:44:26
● 2026-08-16 18:27:30
○A104.27.132.2042018-05-24 → 2018-05-24 · 4 obs
● 2018-05-24 10:44:26
○ 2026-07-01 11:42:36
○ 2026-08-16 18:27:30
○A104.27.133.2042018-05-24 → 2018-05-24 · 4 obs
● 2018-05-24 10:44:26
○ 2026-07-01 11:42:36
○ 2026-08-16 18:27:30
○A192.185.223.1162015-08-03 → 2016-12-27 · 4 obs
● 2016-12-27 04:10:12
○ 2018-05-24 10:44:26
○ 2026-08-16 18:27:30
●A216.198.79.12026-07-01 → 2026-08-16 · 3 obs
● 2026-07-01 11:42:36
● 2026-08-16 18:27:30
○A2400:cb00:2048:1::681b:84cc2018-05-24 → 2018-05-24 · 4 obs
● 2018-05-24 10:44:26
○ 2026-07-01 11:42:36
○ 2026-08-16 18:27:30
○A2400:cb00:2048:1::681b:85cc2018-05-24 → 2018-05-24 · 4 obs
● 2018-05-24 10:44:26
○ 2026-07-01 11:42:36
○ 2026-08-16 18:27:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | d.dns.br, e.dns.br, a.dns.br, c.dns.br... | - |
| doubleweb.com.br | cory.ns.cloudflare.com, lucy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.133
NS records: cory.ns.cloudflare.com, lucy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doubleweb.com.br (unsigned zone)
⏱️ Timing
Total: 530ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.198.79.1 |
| NS | 2 | cory.ns.cloudflare.com, lucy.ns.cloudflare.com |
| MX | 4 | mx364.umbler.com (pri: 10), mx128.umbler.in (pri: 20)... |
| TXT | 1 | v=spf1 include:spf.umbler.com include:_s |
| SOA | 1 | cory.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
doubleweb.com.br resolves to just one IP address, 216.198.79.1.
Two other host names, along with apptime.cz, wardrobe.so and (0x736578)vidhub.com, also share IP numbers with doubleweb.com.br.
Name Servers
doubleweb.com.br is served by two delegated name servers, cory.ns.cloudflare.com and lucy.ns.cloudflare.com.
doubleweb.com.br shares its NS records with other domains, for example ab.edu, pokemoncrossroads.com, lacati.com and two others.
doubleweb.com.br shares at least some of its name servers with other domains, including idipulaupunjungpemkot.org, it-computing.eu, aplumberla.com and two others.
These name servers are frequently paired with the name servers raquel.ns.cloudflare.com and damian.ns.cloudflare.com.
DNS names with 6 IP addresses:
cory.ns.cloudflare.com carries IP addresses 108.162.193.93, 172.64.33.93 and 173.245.59.93, with 3 other addresses beyond those.
lucy.ns.cloudflare.com carries IP addresses 108.162.192.133, 172.64.32.133 and 173.245.58.133, with 3 other addresses beyond those.
Mail Servers
Four mail servers handle email for doubleweb.com.br: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.
There is at least a partial MX overlap between doubleweb.com.br and other domains, including comdis.com.br, odontoi.com.br, velox.net.br and two others.
Each of the hostnames mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk resolves to four IP addresses: mx364.umbler.com resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; mx128.umbler.in resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; mx783.umbler.com.br resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189; and mx240.umbler.co.uk resolves to 177.55.120.51, 177.55.120.53, 187.84.237.180 and 187.84.237.189.
These host names all point to 177.55.120.51: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.
These host names all point to 177.55.120.53: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.
These host names all point to 187.84.237.180: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.
These host names all point to 187.84.237.189: mx364.umbler.com, mx128.umbler.in, mx783.umbler.com.br and mx240.umbler.co.uk.