security.nu - dns.ninja

security.nu

DNSSEC⚠️ Not signed
A185.22.13.236🇳🇱 ASN-DATAPLACE185.22.12.0/23 Netlan.nl route
NSns1.instantdns.nu ⭐
A67.225.131.86🇺🇸 LiquidWeb67.225.128.0/17 Liquidweb Inc
PTRinstant1.dnsmaster.io
NSns2.instantdns.nu
A67.227.210.221🇺🇸 LiquidWeb67.227.128.0/17 Liquidweb LLC
PTRinstant2.dnsmaster.io
MXnospam.security.nu ⭐
A37.0.89.141🇳🇱 ASN-ROUTIT37.0.80.0/20 RoutIT B.V.
PTRefa.marlownavigation.nl
TXTv=spf1 mx ip4:37.0.89.141 ip4:81.172.151.71 ip4:217.102.255.204 ip4:217.102.2...
SOAns1.instantdns.nudnsmaster@nunames.nu serial=102

nu

DNSSEC🔒 Signed (DS record present)
NScatcher-in-the-rye.nic.nu ⭐
NSa.ns.nu
NSc.ns.nu
NSd.ns.nu
NSm.ns.nu
NSy.ns.nu
NSz.ns.nu
TXTid:c1c008e1-094f-4ac0-8201-32ab5e9f889f
TXTNU zone update: 2026-07-13 16:51:03 +0000 (EPOCH 1783961463) (auto)
SOAcatcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783961518

Subdomains

mail.security.nu
nospam.security.nu

Same first word

security.gripe
security.cx
security.ai
security.exchange
security.az
security.pe.kr
security.cisco
security.plumbing
security.lighting
security.enterprises
security.training
security
security.red
security.org.tw
security.bz
security.education
security.co.za
security.wtf
security.me.uk
security.go.th
security.lv
security.ly
security.appspot.com
security.biz.pk
security.ml
security.govt.nz
security.ky
security.ua
security.lutsk.ua
security.agency
security.co.th
security.bet
security.hu
security.life
security.solutions
security.nu
security.edgekey.net
security.org
security.awsapps.com
security.world
security.edu.pl
security.github.io
security.sc
security.in.th
security.net.co
security.ru
security.church
security.clothing
security.net.ua
security.st
security.ru.com
security.report
security.sh.cn
security.com.br
security.edu.eu.org
security.ir
security.com.pk
security.it
security.jp
security.design
security.support
security.net.za
security.run
security.capital
security.dog
security.gov.vc
security.go.ug
security.casa
security.podzone.net
security.gives
security.ge
security.nyc
security.at
security.biz
security.money
security.institute
security.place
security.events
security.eu.com
security.se
security.no
security.tj
security.com.au
security.kg
security.click
security.house
security.fi
security.gr
security.ntt
security.show
security.express
security.cash
security.pet
security.tips
security.fr
security.ro
security.club
security.neustar
security.network
security.catholic.edu.au

Similar names

security.insure
security.ms
security.gy
security.tax
security.com.na
security.video
security.co.ke
security.com
security.net
security.mx
security.de
security.info
security.care
security.sk
ytiruces.com
security.business
security.gov.ge
security.kz
security.cc
security.in
security.ee
security.school
security.land
security.net.sa
security.properties
security.finance
security.guide
security.group
security.gold
security.fail
security.marketing
security.plus
cityuser.it
security.is
security.com.se
security.cz
rusecity.com
ysecurit.com
security.management
security.ch
security.azure
security.my
security.dp.ua
security.bio
cityuser.ru
security.codes
security.edu.cn
security.blue
security.krd
security.co.at
security.com.py
security.app
security.ltd
security.re.kr
security.technology
security.org.my
security.co.nz
security.ma
security.nl
securtiy.com
security.bid
security.vision
security.holdings
security.target
security.saarland
security.bg
security.pk
secuirty.org
security.ca
security.do
security.gov.uk
security.direct
security.org.au
security.gs
security.cl
security.pl
security.watch
ytiruces.org
security.nic.in
security.md
security.fm
cruiseyt.com
cerityus.com
surecity.com
cityuser.org
surecity.co.uk

DNS History

14 records (4 active, 10 former)

20162017201820192020202120222023202420252026NSns1.instantdns.nuns2.instantdns.nuns01.hostcontrol.comns02.hostcontrol.comns03.hostcontrol.orgns1.mydyndns.orgns1198.dns.dyn.comns2170.dns.dyn.comns3182.dns.dyn.comns4153.dns.dyn.comMXnospam.security.numail.security.nuA185.22.13.23691.195.240.135
○NSns01.hostcontrol.com2015-11-09 → 2017-04-10 · 5 obs
○ 2015-07-03 08:36:34
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-07-13 17:36:04
○NSns02.hostcontrol.com2015-11-09 → 2017-04-10 · 5 obs
○ 2015-07-03 08:36:34
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-07-13 17:36:04
○NSns03.hostcontrol.org2015-11-09 → 2017-04-10 · 5 obs
○ 2015-07-03 08:36:34
● 2015-11-09 10:33:36
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-07-13 17:36:04
●NSns1.instantdns.nu2026-02-19 → 2026-07-13 · 3 obs
○ 2017-04-10 17:11:46
● 2026-02-19 20:58:08
● 2026-07-13 17:36:04
○NSns1.mydyndns.org2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04
○NSns1198.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04
●NSns2.instantdns.nu2026-02-19 → 2026-07-13 · 3 obs
○ 2017-04-10 17:11:46
● 2026-02-19 20:58:08
● 2026-07-13 17:36:04
○NSns2170.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04
○NSns3182.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04
○NSns4153.dns.dyn.com2015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04
○MXmail.security.nu2015-07-03 → 2017-04-10 · 4 obs
● 2015-07-03 08:36:34
● 2017-04-10 17:11:46
○ 2026-02-19 20:58:08
○ 2026-07-13 17:36:04
●MXnospam.security.nu2026-02-19 → 2026-07-13 · 6 obs
○ 2017-04-10 17:11:46
● 2026-02-19 20:58:08
● 2026-06-18 09:12:22
○ 2026-07-02 16:18:46
● 2026-07-07 21:45:22
● 2026-07-13 17:36:04
●A185.22.13.2362026-02-19 → 2026-07-13 · 6 obs
○ 2015-11-09 10:33:36
● 2026-02-19 20:58:08
● 2026-06-18 09:12:22
○ 2026-07-02 16:18:46
● 2026-07-07 21:45:22
● 2026-07-13 17:36:04
○A91.195.240.1352015-07-03 → 2015-07-03 · 3 obs
● 2015-07-03 08:36:34
○ 2015-11-09 10:33:36
○ 2026-07-13 17:36:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nuz.ns.nu, m.ns.nu, c.ns.nu, a.ns.nu...12 records
security.nuns1.instantdns.nu, ns2.instantdns.nu-

✅ Authoritative Response

Server:67.227.210.221

NS records: ns1.instantdns.nu, ns2.instantdns.nu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for security.nu (unsigned zone)

⏱️ Timing

Total: 1320ms | Queries: -

📄 Records

TypeCountSample Data
A1185.22.13.236
NS2ns1.instantdns.nu, ns2.instantdns.nu
MX1nospam.security.nu (pri: 10)
TXT1v=spf1 mx ip4:37.0.89.141 ip4:81.172.151
SOA1ns1.instantdns.nu dnsmaster.nunames.nu

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.ns.nu, c.ns.nu, d.ns.nu...)

Analysis

Hierarchy

mail.security.nu and nospam.security.nu each fall under security.nu as their parent domain.

IP Addresses

security.nu resolves to just one IP address, 185.22.13.236.

Two other host names, along with trailteam.nl, www.schoonmaakvacature.nl and ottevangerov.nl, also share IP numbers with security.nu.

Name Servers

security.nu has two authoritative name servers — ns1.instantdns.nu and ns2.instantdns.nu.

security.nu shares its NS records with other domains, for example drakar.nu, freinet.nu, snaps.nu and two others.

The name servers of security.nu overlap at least partially with those of other domains — among them smusk.nu, information.nu, lagen.nu and two more.

These name servers commonly appear alongside the name servers instant1.dnsmaster.io and instant2.dnsmaster.io.

Both ns1.instantdns.nu and ns2.instantdns.nu have a single IP address each — ns1.instantdns.nu resolves to 67.225.131.86 while ns2.instantdns.nu resolves to 67.227.210.221.

Mail Servers

The sole mail server for security.nu is nospam.security.nu.

nospam.security.nu points to one IP number — 37.0.89.141.