bfour.org - robtex.com

bfour.org

DNSSEC🔒 Signed (DS record present)
A23.236.62.147🇺🇸 Google23.236.62.0/24
PTR147.62.236.23.bc.googleusercontent.com
NSns-cloud-c1.googledomains.com ⭐
A2001:4860:4802:32::6c🇺🇸 Google2001:4860::/32
PTRns-cloud-c1.googledomains.com
A216.239.32.108🇺🇸 Google216.239.32.0/24
PTRns-cloud-c1.googledomains.com
NSns-cloud-c2.googledomains.com
A2001:4860:4802:34::6c🇺🇸 Google2001:4860::/32
PTRns-cloud-c2.googledomains.com
A216.239.34.108🇺🇸 Google216.239.34.0/24
PTRns-cloud-c2.googledomains.com
NSns-cloud-c3.googledomains.com
A2001:4860:4802:36::6c🇺🇸 Google2001:4860::/32
PTRns-cloud-c3.googledomains.com
A216.239.36.108🇺🇸 Google216.239.36.0/24
PTRns-cloud-c3.googledomains.com
NSns-cloud-c4.googledomains.com
A2001:4860:4802:38::6c🇺🇸 Google2001:4860::/32
PTRns-cloud-c4.googledomains.com
A216.239.38.108🇺🇸 Google216.239.38.0/24
PTRns-cloud-c4.googledomains.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c03::1b🇺🇸 Google2607:f8b0::/32
PTRdy-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com ~all
SOAns-cloud-c1.googledomains.comcloud-dns-hostmaster@google.com serial=5

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1774548611

Same first word

bfour.co
bfour.dk
bfour.com.au
bfour.com.br
bfour.ru
bfour.com.my
bfour.de
bfour.org
bfour.be
bfour.com

Similar names

uforb.eu
furbo.com
furbo.ch
brufo.de
fourb.co
fourb.cl
furbo.com.br
bufor.org
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bufor.com.br
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fburo.com
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rufbo.de
furbo.be
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furbo.cn
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forbu.com
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brouf.com
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frubo.de
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fourb.tv
fourb.net
robfu.com
furbo.it
frubo.eu
uforb.com
burfo.xen.prgmr.com
furbo.net
furbo.org
frubo.ro
furbo.de
fourb.jp
bofur.com
frubo.com
fourb.nz
furbo.eu
fourb.com
frubo.se
fourb.ro
ufbro.com
fourb.co.kr

DNS History

19 records (10 active, 9 former)

20162017201820192020202120222023202420252026NSns-cloud-c1.googledomains.comns-cloud-c2.googledomains.comns-cloud-c3.googledomains.comns-cloud-c4.googledomains.comns01.domaincontrol.comns02.domaincontrol.comns1.dynadot.comns2.dynadot.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commailstore1.secureserver.netsmtp.secureserver.netA23.236.62.147184.168.221.6650.63.202.852.0.217.44
●NSns-cloud-c1.googledomains.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●NSns-cloud-c2.googledomains.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●NSns-cloud-c3.googledomains.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●NSns-cloud-c4.googledomains.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
○NSns01.domaincontrol.com2015-08-18 → 2016-07-06 · 4 obs
● 2015-08-18 23:30:54
● 2016-07-06 06:09:42
○ 2016-09-04 22:20:52
○ 2026-03-26 18:27:06
○NSns02.domaincontrol.com2015-08-18 → 2016-07-06 · 4 obs
● 2015-08-18 23:30:54
● 2016-07-06 06:09:42
○ 2016-09-04 22:20:52
○ 2026-03-26 18:27:06
○NSns1.dynadot.com2016-09-04 → 2016-09-04 · 4 obs
○ 2016-07-06 06:09:42
● 2016-09-04 22:20:52
○ 2026-03-26 06:36:12
○ 2026-03-26 18:27:06
○NSns2.dynadot.com2016-09-04 → 2016-09-04 · 4 obs
○ 2016-07-06 06:09:42
● 2016-09-04 22:20:52
○ 2026-03-26 06:36:12
○ 2026-03-26 18:27:06
●MXalt1.aspmx.l.google.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●MXalt2.aspmx.l.google.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●MXalt3.aspmx.l.google.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●MXalt4.aspmx.l.google.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
●MXaspmx.l.google.com2026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
○MXmailstore1.secureserver.net2015-08-18 → 2016-07-06 · 4 obs
● 2015-08-18 23:30:54
● 2016-07-06 06:09:42
○ 2016-09-04 22:20:52
○ 2026-03-26 18:27:06
○MXsmtp.secureserver.net2015-08-18 → 2016-07-06 · 4 obs
● 2015-08-18 23:30:54
● 2016-07-06 06:09:42
○ 2016-09-04 22:20:52
○ 2026-03-26 18:27:06
○A184.168.221.662016-07-06 → 2016-07-06 · 4 obs
○ 2016-04-14 22:13:52
● 2016-07-06 06:09:42
○ 2016-09-04 22:20:52
○ 2026-03-26 18:27:06
●A23.236.62.1472026-03-26 → 2026-03-26 · 3 obs
○ 2016-09-04 22:20:52
● 2026-03-26 06:36:12
● 2026-03-26 18:27:06
○A50.63.202.82015-08-18 → 2016-04-14 · 4 obs
● 2015-08-18 23:30:54
● 2016-04-14 22:13:52
○ 2016-07-06 06:09:42
○ 2026-03-26 18:27:06
○A52.0.217.442016-09-04 → 2016-09-04 · 4 obs
○ 2016-07-06 06:09:42
● 2016-09-04 22:20:52
○ 2026-03-26 06:36:12
○ 2026-03-26 18:27:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org-
bfour.orgns-cloud-c1.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com-

✅ Authoritative Response

Server:216.239.38.108

NS records: ns-cloud-c1.googledomains.com, ns-cloud-c4.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 673ms | Queries: -

📄 Records

TypeCountSample Data
A123.236.62.147
NS4ns-cloud-c1.googledomains.com, ns-cloud-c4.googledomains.com...
MX5aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1ns-cloud-c1.googledomains.com cloud-dns-

Analysis

IP Addresses

bfour.org maps to IP address 23.236.62.147.

Other host names, for instance chemgritsa.co.za, borgia.bio, lancashireracingstables.co.uk, ataphealthandwellnessresourcellc.com and brainup.com share IP numbers with bfour.org.

Name Servers

bfour.org is delegated to four name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.

bfour.org at least partially shares name servers with other domains such as pbfcomics.com, picmonkey.mx, dejesusonline.com, monitoringstandard.com and checkersmoda.com.

Host names with two IP numbers:

ns-cloud-c1.googledomains.com points to 2001:4860:4802:32::6c and 216.239.32.108

ns-cloud-c2.googledomains.com points to 2001:4860:4802:34::6c and 216.239.34.108

ns-cloud-c3.googledomains.com points to 2001:4860:4802:36::6c and 216.239.36.108

ns-cloud-c4.googledomains.com points to 2001:4860:4802:38::6c and 216.239.38.108

Mail Servers

bfour.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

bfour.org shares mail servers with other domains at least in part, for instance ns500821.ns500821.ns500841.ns500794.ns500821.ns500794.ns500795.ns500795.ns500794.ns500821.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com, ns500742.ns500742.ns500754.ns500754.ns500731.ns500742.ns500671.ns500704.ns500705.ns500671.ns500678.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500768.ns500758.ns500758.ns500758.ns500758.ns500698.ns500735.ns500698.ns500698.ns500736.ns500736.ns500736.ns500576.ns500576.ns500576.ns500652.trackreceptor.com, ns500693.ns500699.ns500734.ns500693.ns500693.ns500693.ns500734.ns500693.ns500699.ns500683.ns500683.ns500683.ns500683.ns500632.ns500632.ns500588.ns500112.dtrkdll.com and powdercosmetics.co.uk.

These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Two IPs per host name:

aspmx.l.google.com points to: 2607:f8b0:4023:c03::1b and 142.251.2.26

alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1a and 192.178.128.26

alt2.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.26

alt3.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1a and 172.253.145.26

alt4.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1a and 192.178.223.27

Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)