flexbrain.nl - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

flexbrain.nl

DNSSEC⚠️ Not signed
A2a00:1e28:3:3759::1🇳🇱 NL-BIT2a00:1e28::/32 Exonet IPv6
PTRwebserver01.brainnet.nl
A178.22.57.134🇳🇱 NL-BIT178.22.56.0/21 Exonet
NSpdns83.ultradns.com ⭐
A2001:502:f3ff::77🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns83.ultradns.com
A156.154.64.83🇭🇰 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns83.ultradns.com
NSpdns83.ultradns.biz
A2610:a1:1015::77🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns83.ultradns.biz
A156.154.66.83🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns83.ultradns.biz
NSpdns83.ultradns.net
A2610:a1:1014::77🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns83.ultradns.net
A156.154.65.83🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns83.ultradns.net
NSpdns83.ultradns.org
A2001:502:4612::77🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns83.ultradns.org
A156.154.67.83🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns83.ultradns.org
MXde-smtp-inbound-1.mimecast.com ⭐
A194.104.108.22🇩🇪 MIMECAST-DE194.104.108.0/23 -NET-1
PTRde-smtp-inbound-1.mimecast.com
PTRde-smtp-inbound-2.mimecast.com
A194.104.110.22🇩🇪 MIMECAST-DE194.104.110.0/23 -NET-4
PTRde-smtp-inbound-1.mimecast.com
PTRde-smtp-inbound-2.mimecast.com
TXTMS=ms33379108
TXTMS=ms65751315
TXTgoogle-site-verification=24hlR--miN5jo1egM_TVdrY(0x785858)CrzTg9qZa0ZacyBqw
TXTrnIUOATWWTGXS/YhbgH9y53qXWrYzsP+2S/4YkehQJxzymWWM/yD1fmQk3WUiE8mhHp7YPWjZwMna...
TXTv=spf1 ip4:178.22.57.134 ip6:2a00:1e28:3:3759::1a ip4:185.46.193.90/32 includ...
SOApdns83.ultradns.comasegura@prounlimited.com 2022-04-15 #13

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-08-16 12:00:02 +0000 (EPOCH 1786881602)
SOAns1.dns.nldns@sidn.nl 2026-08-16 #24

Same first word

flexbrain.de
flexbrain.nl
flexbrain.com
flexbrain.xyz

Similar names

brainflex.ca
brainflex.de
brainflex.xyz
brainflex.com

DNS History

17 records (7 active, 10 former)

20162017201820192020202120222023202420252026NSpdns83.ultradns.bizpdns83.ultradns.compdns83.ultradns.netpdns83.ultradns.orgns0.transip.netns1.transip.nlns2.transip.euMXde-smtp-inbound-1.mimecast.comflexbrain-nl.mail.protection.outlook.commx.brainnet.nlrelay.transip.nl.flexbrain.nlA178.22.57.1342a00:1e28:3:3759::1178.22.62.186178.22.62.522a00:1e28:3:2045::12a00:1e28:3:2620::1
○NSns0.transip.net2015-08-08 → 2020-01-21 · 4 obs
● 2015-08-08 20:30:02
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
○NSns1.transip.nl2015-08-08 → 2020-01-21 · 4 obs
● 2015-08-08 20:30:02
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
○NSns2.transip.eu2015-08-08 → 2020-01-21 · 4 obs
● 2015-08-08 20:30:02
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
●NSpdns83.ultradns.biz2026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
●NSpdns83.ultradns.com2026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
●NSpdns83.ultradns.net2026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
●NSpdns83.ultradns.org2026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
●MXde-smtp-inbound-1.mimecast.com2026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
○MXflexbrain-nl.mail.protection.outlook.com2020-01-21 → 2020-01-21 · 4 obs
○ 2017-03-13 15:58:14
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
○MXmx.brainnet.nl2015-08-08 → 2017-03-13 · 4 obs
● 2015-08-08 20:30:02
● 2017-03-13 15:58:14
○ 2020-01-21 17:04:34
○ 2026-08-16 12:44:20
○MXrelay.transip.nl.flexbrain.nl2015-08-08 → 2017-03-13 · 4 obs
● 2015-08-08 20:30:02
● 2017-03-13 15:58:14
○ 2020-01-21 17:04:34
○ 2026-08-16 12:44:20
●A178.22.57.1342026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20
○A178.22.62.1862017-03-13 → 2020-01-21 · 5 obs
○ 2016-07-05 17:54:24
● 2017-03-13 15:58:14
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
○A178.22.62.522015-08-08 → 2016-07-05 · 4 obs
● 2015-08-08 20:30:02
● 2016-07-05 17:54:24
○ 2017-03-13 15:58:14
○ 2026-08-16 12:44:20
○A2a00:1e28:3:2045::12015-08-08 → 2016-07-05 · 4 obs
● 2015-08-08 20:30:02
● 2016-07-05 17:54:24
○ 2017-03-13 15:58:14
○ 2026-08-16 12:44:20
○A2a00:1e28:3:2620::12017-03-13 → 2020-01-21 · 5 obs
○ 2016-07-05 17:54:24
● 2017-03-13 15:58:14
● 2020-01-21 17:04:34
○ 2026-05-19 10:08:38
○ 2026-08-16 12:44:20
●A2a00:1e28:3:3759::12026-05-19 → 2026-08-16 · 3 obs
○ 2020-01-21 17:04:34
● 2026-05-19 10:08:38
● 2026-08-16 12:44:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
flexbrain.nlpdns83.ultradns.biz, pdns83.ultradns.com, pdns83.ultradns.net, pdns83.ultradns.org-

✅ Authoritative Response

Server:156.154.66.83

NS records: pdns83.ultradns.biz, pdns83.ultradns.com, pdns83.ultradns.net, pdns83.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flexbrain.nl (unsigned zone)

⏱️ Timing

Total: 893ms | Queries: -

📄 Records

TypeCountSample Data
A1178.22.57.134
AAAA12a00:1e28:3:3759::1
NS4pdns83.ultradns.biz, pdns83.ultradns.com...
MX1de-smtp-inbound-1.mimecast.com (pri: 10)
TXT5MS=ms33379108, MS=ms65751315...
SOA1pdns83.ultradns.com asegura.prounlimited

Analysis

IP Addresses

flexbrain.nl points to the IP addresses 178.22.57.134 and 2a00:1e28:3:3759::1

Among the host names that share IP numbers with flexbrain.nl are brainnet.de, brainnet.nl, webserver01.brainnet.nl and two others.

Name Servers

The domain flexbrain.nl is delegated to these four name servers: pdns83.ultradns.biz, pdns83.ultradns.com, pdns83.ultradns.net and pdns83.ultradns.org.

There is at least partial name server overlap between flexbrain.nl and other domains — mmjbusinessreport.com, b2bbanqueservicesvaleursmobilieres.com, prounlimitedglobalsolutions.com and two more among them.

These name servers frequently co-occur with the name servers ns130.ultradns2.com and ns130.ultradns2.org.

All four hostnames — pdns83.ultradns.biz, pdns83.ultradns.com, pdns83.ultradns.net and pdns83.ultradns.org — resolve to two IP numbers apiece: pdns83.ultradns.biz to 156.154.66.83 and 2610:a1:1015::77; pdns83.ultradns.com to 156.154.64.83 and 2001:502:f3ff::77; pdns83.ultradns.net to 156.154.65.83 and 2610:a1:1014::77; pdns83.ultradns.org to 156.154.67.83 and 2001:502:4612::77.

Mail Servers

flexbrain.nl routes its mail through a single mail server, de-smtp-inbound-1.mimecast.com.

flexbrain.nl has the same mail server arrangement as a number of other domains, for example wegmanambulatorium.ch, alulux.co.uk, caen-it.com and two more.

flexbrain.nl shares at least some of its mail servers with other domains — for example sierraelpaso.com, ktnusa.com, cl.michelin.com and two more.

It is common to find these mail servers paired with the mail servers de-smtp-inbound-2.mimecast.com.

de-smtp-inbound-1.mimecast.com carries two IP numbers: 194.104.108.22 and 194.104.110.22.