ubook.com.br - robtex.com

ubook.com.br

DNSSEC⚠️ Not signed
A2606:4700:20::681a:8e7🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:9e7🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:467e🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.8.231Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.9.231Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.70.126🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSemma.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a70🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A2803:f800:50::6ca2:c070🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRemma.ns.cloudflare.com
A2a06:98c1:50::ac40:2070🇺🇸 Cloudflare2a06:98c1:50::/45
PTRemma.ns.cloudflare.com
A108.162.192.112🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A172.64.32.112🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
A173.245.58.112🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRemma.ns.cloudflare.com
NSray.ns.cloudflare.com
A2606:4700:58::adf5:3b8a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A2803:f800:50::6ca2:c18a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRray.ns.cloudflare.com
A2a06:98c1:50::ac40:218a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRray.ns.cloudflare.com
A108.162.193.138🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A172.64.33.138🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
A173.245.59.138🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRray.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c19::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbk-in-f27.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.26🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
MXaspmx2.googlemail.com(10)
A2607:f8b0:4003:c30::1b🇺🇸 Google2607:f8b0:4003::/48
PTRyutulis-in-f27.1e100.net
A74.125.27.27🇺🇸 Google74.125.27.0/24
PTRyutulis-in-f27.1e100.net
MXaspmx3.googlemail.com(10)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.27🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f27.1e100.net
TXTgoogle-site-verification=CMLVibFkr6VIzIPCmIp6tK3j6d2ZHe3su6AAFj0X1zU
TXTv=spf1 include:_spf.google.com include:servers.mcsv.net ~all
HTTPSHTTP/2 ✓ hints match
IPv4104.26.8.231, 104.26.9.231, 172.67.70.126
IPv62606:4700:20::681a:8e7, 2606:4700:20::681a:9e7, 2606:4700:20::ac43:467e
SOAemma.ns.cloudflare.comdns@cloudflare.com serial=2397946096

com.br

DNSSEC🔒 Signed (DS record present)
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=2026048032
rank #527858 globally
rank #4036 in the tld
WOT: SAFE (69/100)

Subdomains

www.ubook.com.br

Same first word

ubook.com
ubook.me
ubook.jp
ubook.ca
ubook.com.au
ubook.org
ubook.ru
ubook.de
ubook.at
ubook.com.br
ubook.cc
ubook.co
ubook.tv

Similar names

kuboo.com
bouok.com
kuobo.com.cn
okubo.me
kuobo.net
uboko.com
bukoo.net
koubo.com.br
okubo.com.br
oboku.com
koubo.jp
booku.be
okubo.de
booku.jelastic.dogado.eu
kuboo.es
koubo.com.cn
kobou.com
kuboo.cn
booku.com
okubo.cn
kuboo.pt
kobuo.com
koubo.co.jp
koubo.net
booku.net
okubo.name
booku.de
bukoo.info
bokuo.cn
bouko.com
booku.org.my
okubo.org
booku.com.br
kobou.net
ukboo.com
boouk.com
bukoo.biz

DNS History

25 records (13 active, 12 former)

20162017201820192020202120222023202420252026NSemma.ns.cloudflare.comray.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.26.8.231104.26.9.231172.67.70.1262606:4700:20::681a:8e72606:4700:20::681a:9e72606:4700:20::ac43:467e104.25.176.4104.25.177.4104.25.210.20104.25.211.20162.159.251.109198.41.249.1092400:cb00:2048:1::6819:b0042400:cb00:2048:1::6819:b1042400:cb00:2048:1::6819:d2142400:cb00:2048:1::6819:d3142400:cb00:2048:1::a29f:fb6d2400:cb00:2048:1::c629:f96d
●NSemma.ns.cloudflare.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●NSray.ns.cloudflare.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●MXalt1.aspmx.l.google.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●MXalt2.aspmx.l.google.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●MXaspmx.l.google.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●MXaspmx2.googlemail.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
●MXaspmx3.googlemail.com2015-06-11 → 2026-03-11 · 2 obs
● 2015-06-11 09:28:16
● 2026-03-11 11:50:10
○A104.25.176.42015-11-01 → 2016-01-03 · 5 obs
○ 2015-06-11 09:28:16
● 2015-11-01 03:06:06
● 2016-01-03 09:44:44
○ 2016-04-11 10:38:58
○ 2026-03-11 11:50:10
○A104.25.177.42015-11-01 → 2016-01-03 · 5 obs
○ 2015-06-11 09:28:16
● 2015-11-01 03:06:06
● 2016-01-03 09:44:44
○ 2016-04-11 10:38:58
○ 2026-03-11 11:50:10
○A104.25.210.202016-04-11 → 2017-08-15 · 5 obs
○ 2016-01-03 09:44:44
● 2016-04-11 10:38:58
● 2017-08-15 07:17:54
○ 2026-02-22 09:31:50
○ 2026-03-11 11:50:10
○A104.25.211.202016-04-11 → 2017-08-15 · 5 obs
○ 2016-01-03 09:44:44
● 2016-04-11 10:38:58
● 2017-08-15 07:17:54
○ 2026-02-22 09:31:50
○ 2026-03-11 11:50:10
●A104.26.8.2312026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10
●A104.26.9.2312026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10
○A162.159.251.1092015-06-11 → 2015-06-11 · 3 obs
● 2015-06-11 09:28:16
○ 2015-11-01 03:06:06
○ 2026-03-11 11:50:10
●A172.67.70.1262026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10
○A198.41.249.1092015-06-11 → 2015-06-11 · 3 obs
● 2015-06-11 09:28:16
○ 2015-11-01 03:06:06
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::6819:b0042015-11-01 → 2016-01-03 · 5 obs
○ 2015-06-11 09:28:16
● 2015-11-01 03:06:06
● 2016-01-03 09:44:44
○ 2016-04-11 10:38:58
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::6819:b1042015-11-01 → 2016-01-03 · 5 obs
○ 2015-06-11 09:28:16
● 2015-11-01 03:06:06
● 2016-01-03 09:44:44
○ 2016-04-11 10:38:58
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::6819:d2142016-04-11 → 2017-08-15 · 5 obs
○ 2016-01-03 09:44:44
● 2016-04-11 10:38:58
● 2017-08-15 07:17:54
○ 2026-02-22 09:31:50
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::6819:d3142016-04-11 → 2017-08-15 · 5 obs
○ 2016-01-03 09:44:44
● 2016-04-11 10:38:58
● 2017-08-15 07:17:54
○ 2026-02-22 09:31:50
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::a29f:fb6d2015-06-11 → 2015-06-11 · 3 obs
● 2015-06-11 09:28:16
○ 2015-11-01 03:06:06
○ 2026-03-11 11:50:10
○A2400:cb00:2048:1::c629:f96d2015-06-11 → 2015-06-11 · 3 obs
● 2015-06-11 09:28:16
○ 2015-11-01 03:06:06
○ 2026-03-11 11:50:10
●A2606:4700:20::681a:8e72026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10
●A2606:4700:20::681a:9e72026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10
●A2606:4700:20::ac43:467e2026-02-22 → 2026-03-11 · 3 obs
○ 2017-08-15 07:17:54
● 2026-02-22 09:31:50
● 2026-03-11 11:50:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
ubook.com.bremma.ns.cloudflare.com, ray.ns.cloudflare.com-

✅ Authoritative Response

Server: 108.162.192.112

NS records: emma.ns.cloudflare.com, ray.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

TypeCountSample Data
A3172.67.70.126, 104.26.8.231...
AAAA32606:4700:20::681a:8e7, 2606:4700:20::681a:9e7...
NS2emma.ns.cloudflare.com, ray.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...
TXT2google-site-verification=CMLVibFkr6VIzIP, v=spf1 include:_spf.google.com include:s
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1emma.ns.cloudflare.com dns.cloudflare.co

Analysis

Hierarchy

ubook.com.br is parent of www.ubook.com.br.

IP Addresses

ubook.com.br maps to six IP numbers: 2606:4700:20::681a:8e7, 2606:4700:20::681a:9e7, 2606:4700:20::ac43:467e, 104.26.8.231, 104.26.9.231 and 172.67.70.126.

Other host names, for instance testnet-explorer.saharalabs.ai, gruveo.com, www.gruveo.com, m.lalafo.kg and theventurer.co share IP numbers with ubook.com.br.

Name Servers

ubook.com.br's delegation is to two name servers emma.ns.cloudflare.com and ray.ns.cloudflare.com.

ubook.com.br shares the same name server configuration as other domains, such as ggso.com, fort-fx.com, keos.fr, beachcombersnw.com and imunifyemail.com.

ubook.com.br at least partially shares its name servers with other domains, for instance kunet.com.tr, senwelloem.com, elevenfifty.org, steeplechasecancercenter.net and buscobus.com.co.

these name servers are commonly used together with lina.ns.cloudflare.com, ines.ns.cloudflare.com, cody.ns.cloudflare.com and kaiser.ns.cloudflare.com.

Host names with six IP numbers:

emma.ns.cloudflare.com points to: 2606:4700:50::adf5:3a70, 2803:f800:50::6ca2:c070, 2a06:98c1:50::ac40:2070, 108.162.192.112, 172.64.32.112 and 173.245.58.112.

ray.ns.cloudflare.com points to: 2606:4700:58::adf5:3b8a, 2803:f800:50::6ca2:c18a, 2a06:98c1:50::ac40:218a, 108.162.193.138, 172.64.33.138 and 173.245.59.138.

Mail Servers

Five mail servers handle ubook.com.br: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

ubook.com.br shares some mail servers with other domains, including maxwelldecoranddesign.com, nniiss.com, sogemon.com, rexin.at and ns500754.ns500731.ns500671.ns500742.ns500742.ns500671.ns500704.ns500704.ns500649.ns500678.ns500666.ns500649.ns500153.tenderladiesbz.com.

these mail servers are often used alongside the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx5.googlemail.com and aspmx4.googlemail.com.

Host names with two IPs:

aspmx2.googlemail.com points to 2607:f8b0:4003:c30::1b and 74.125.27.27.

aspmx3.googlemail.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27.

aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.

alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.

Host names that point to 2607:f8b0:4003:c30::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Host names that point to 2607:f8b0:4001:c70::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com.