null.cat - dns.ninja

null.cat

DNSSEC⚠️ Not signed
NSns1.blacknightdns.com ⭐
A78.153.203.12🇮🇪 BLACKNIGHT-AS78.153.192.0/19 IE-BLACKNIGHT-NET2-PA
PTRns1.blacknightdns.com
NSns2.blacknightdns.com
A81.17.240.172🇮🇪 BLACKNIGHT-AS81.17.240.0/24 IE-BLACKNIGHT-INFRA
PTRns2.blacknightdns.com
NSns3.blacknightdns.com
A2a00:fea0:dead::beef🇮🇳 GRANSY2a00:fea0::/32 Anycast DNS project
A185.28.194.194🇨🇿 GRANSY185.28.194.0/24 Network of Gransy s.r.o.
PTRns2.anycastdns.cz
NSns4.blacknightdns.com
A185.38.108.108🇨🇿 GRANSY185.38.108.0/24 Anycast DNS project
PTRns1.anycastdns.cz
TXTv=spf1 a include:spf0101.titan.email ~all
SOAns1.blacknightdns.comhostmaster@null.cat 2025-04-25 #10

cat

DNSSEC🔒 Signed (DS record present)
NSanyc1.irondns.net ⭐
NScat.ns.nic.es
NScat.pch.net
NSnsc.nic.de
NSswitch.nic.cat
SOAanyc1.irondns.netdnsmaster@corenic.org serial=2606040410

Same first word

null.co.il
null.codes
null.duckdns.org
null.sh
null.space
null.jpn.com
null.earth
null.nhs.uk
null.win
null.ninja
null.style
null.it.com
null.bio
null.awsapps.com
null.pro
null.us.com
null.cafe
null.solutions
null.reserve-online.net
null.ric.jelastic.vps-host.net
null.vc
null.blogspot.pt
null.dyndns.org
null.nl
null.vg
null.builders
null.workers.dev
null.ml
null.com.br
null.mobile
null.ad
null.s3.ap-northeast-1.amazonaws.com
null.sbs
null.im
null.co.za
null.hr
null.io
null.ru
null.is-a.dev
null.square7.de
null.cab
null.bz
null.vn
null.pl
null.lk
null.eu
null.blogspot.com.au
null.games
null.freeddns.us
null.farm
null.dev
null.pink
null.s3.amazonaws.com
null.bet
null.uz
null.fail
null.pk
null.id
null.in.net
null.bplaced.net
null.cool
null.blogspot.com
null.net.ua
null.college
null.mydns.jp
null.blogspot.jp
null.academy
null.exchange
null.github.io
null.works
null.ac.cn
null.express
null.oxa.cloud
null.leadpages.co
null.agency
null.email
null.group
null.in
null.s3-website.eu-west-3.amazonaws.com
null.tw
null.ddns.net
null.date
null.exposed
null.auth.us-east-1.amazoncognito.com
null.xyz
null.online
null.cards
null.fun
null.shoes
null.ddnsfree.com
null.myshopify.com
null.pub
null.kr
null.wiki
null.club
null.today
null.dreamhosters.com
null.com.mx
null.boutique
null.gallery

Similar names

llun.net
unll.com
nlul.com
null.life
null.dog
null.bar
null.am
null.hk
null.enterprises
null.photos
null.tn
null.systems
null.gr
null.church
null.fund
null.sk
null.bg
null.blogspot.in
null.zone
null.international
null.company
null.hu
null.money
null.wtf

DNS History

29 records (4 active, 25 former)

20162017201820192020202120222023202420252026NSns1.blacknightdns.comns2.blacknightdns.comns3.blacknightdns.comns4.blacknightdns.comadrian.ns.cloudflare.comdamon.ns.cloudflare.comjake.ns.cloudflare.comns14.wixdns.netns15.wixdns.netolga.ns.cloudflare.comMX9bf183558d2ca74e20e01774de1dac.pamx1.hotmail.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commx.touhou.iomx0101.titan.emailmx0102.titan.emailA104.21.57.97104.27.140.102104.27.141.102172.67.145.2023.236.62.1472606:4700:3030::681b:8d662606:4700:3032::6815:39612606:4700:3034::681b:8c662606:4700:3037::ac43:911481.4.102.102
○NSadrian.ns.cloudflare.com2020-07-03 → 2021-11-25 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○NSdamon.ns.cloudflare.com2020-07-03 → 2021-11-25 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○NSjake.ns.cloudflare.com2015-06-15 → 2017-01-09 · 4 obs
● 2015-06-15 03:11:36
● 2017-01-09 09:50:28
○ 2017-11-26 22:13:40
○ 2026-06-04 04:37:52
●NSns1.blacknightdns.com2026-02-15 → 2026-06-04 · 3 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 04:37:52
○NSns14.wixdns.net2017-11-26 → 2019-08-21 · 5 obs
○ 2017-01-09 09:50:28
● 2017-11-26 22:13:40
● 2019-08-21 21:36:32
○ 2020-07-03 06:56:40
○ 2026-06-04 04:37:52
○NSns15.wixdns.net2017-11-26 → 2019-08-21 · 5 obs
○ 2017-01-09 09:50:28
● 2017-11-26 22:13:40
● 2019-08-21 21:36:32
○ 2020-07-03 06:56:40
○ 2026-06-04 04:37:52
●NSns2.blacknightdns.com2026-02-15 → 2026-06-04 · 3 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 04:37:52
●NSns3.blacknightdns.com2026-02-15 → 2026-06-04 · 3 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 04:37:52
●NSns4.blacknightdns.com2026-02-15 → 2026-06-04 · 3 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 04:37:52
○NSolga.ns.cloudflare.com2015-06-15 → 2017-01-09 · 4 obs
● 2015-06-15 03:11:36
● 2017-01-09 09:50:28
○ 2017-11-26 22:13:40
○ 2026-06-04 04:37:52
○MX9bf183558d2ca74e20e01774de1dac.pamx1.hotmail.com2015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 03:11:36
○ 2015-10-27 12:29:58
○ 2026-06-04 04:37:52
○MXalt1.aspmx.l.google.com2015-10-27 → 2021-11-25 · 5 obs
○ 2015-06-15 03:11:36
● 2015-10-27 12:29:58
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○MXalt2.aspmx.l.google.com2015-10-27 → 2021-11-25 · 5 obs
○ 2015-06-15 03:11:36
● 2015-10-27 12:29:58
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○MXalt3.aspmx.l.google.com2015-10-27 → 2021-11-25 · 5 obs
○ 2015-06-15 03:11:36
● 2015-10-27 12:29:58
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○MXalt4.aspmx.l.google.com2015-10-27 → 2021-11-25 · 5 obs
○ 2015-06-15 03:11:36
● 2015-10-27 12:29:58
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○MXaspmx.l.google.com2015-10-27 → 2021-11-25 · 5 obs
○ 2015-06-15 03:11:36
● 2015-10-27 12:29:58
● 2021-11-25 08:33:18
○ 2026-02-15 10:15:38
○ 2026-06-04 04:37:52
○MXmx.touhou.io2015-06-15 → 2015-06-15 · 3 obs
● 2015-06-15 03:11:36
○ 2015-10-27 12:29:58
○ 2026-06-04 04:37:52
○MXmx0101.titan.email2026-02-15 → 2026-06-04 · 5 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 03:23:08
○ 2026-06-04 04:37:50
○ 2026-06-04 04:37:52
○MXmx0102.titan.email2026-02-15 → 2026-06-04 · 5 obs
○ 2021-11-25 08:33:18
● 2026-02-15 10:15:38
● 2026-06-04 03:23:08
○ 2026-06-04 04:37:50
○ 2026-06-04 04:37:52
○A104.21.57.972021-03-04 → 2021-06-09 · 5 obs
○ 2020-11-29 22:41:30
● 2021-03-04 16:40:08
● 2021-06-09 00:15:30
○ 2021-11-25 08:33:18
○ 2026-06-04 04:37:52
○A104.27.140.1022020-07-03 → 2020-11-29 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2020-11-29 22:41:30
○ 2021-03-04 16:40:08
○ 2026-06-04 04:37:52
○A104.27.141.1022020-07-03 → 2020-11-29 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2020-11-29 22:41:30
○ 2021-03-04 16:40:08
○ 2026-06-04 04:37:52
○A172.67.145.202020-07-03 → 2021-06-09 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2021-06-09 00:15:30
○ 2021-11-25 08:33:18
○ 2026-06-04 04:37:52
○A23.236.62.1472017-11-26 → 2019-08-21 · 5 obs
○ 2017-01-09 09:50:28
● 2017-11-26 22:13:40
● 2019-08-21 21:36:32
○ 2020-07-03 06:56:40
○ 2026-06-04 04:37:52
○A2606:4700:3030::681b:8d662020-07-03 → 2020-11-29 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2020-11-29 22:41:30
○ 2021-03-04 16:40:08
○ 2026-06-04 04:37:52
○A2606:4700:3032::6815:39612021-03-04 → 2021-06-09 · 5 obs
○ 2020-11-29 22:41:30
● 2021-03-04 16:40:08
● 2021-06-09 00:15:30
○ 2021-11-25 08:33:18
○ 2026-06-04 04:37:52
○A2606:4700:3034::681b:8c662020-07-03 → 2020-11-29 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2020-11-29 22:41:30
○ 2021-03-04 16:40:08
○ 2026-06-04 04:37:52
○A2606:4700:3037::ac43:91142020-07-03 → 2021-06-09 · 5 obs
○ 2019-08-21 21:36:32
● 2020-07-03 06:56:40
● 2021-06-09 00:15:30
○ 2021-11-25 08:33:18
○ 2026-06-04 04:37:52
○A81.4.102.1022015-06-15 → 2017-01-09 · 4 obs
● 2015-06-15 03:11:36
● 2017-01-09 09:50:28
○ 2017-11-26 22:13:40
○ 2026-06-04 04:37:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
catcat.ns.nic.es, cat.pch.net, nsc.nic.de, anyc1.irondns.net...10 records
null.catns3.blacknightdns.com, ns2.blacknightdns.com, ns1.blacknightdns.com, ns4.blacknightdns.com-

✅ Authoritative Response

Server:185.28.194.194

NS records: ns3.blacknightdns.com, ns2.blacknightdns.com, ns1.blacknightdns.com, ns4.blacknightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for null.cat (unsigned zone)

⏱️ Timing

Total: 2568ms | Queries: -

📄 Records

TypeCountSample Data
NS4ns1.blacknightdns.com, ns2.blacknightdns.com...
MX2mx0101.titan.email (pri: 10), mx0102.titan.email (pri: 20)
TXT1v=spf1 a include:spf0101.titan.email ~a
SOA1ns1.blacknightdns.com hostmaster.null.ca

📌 Glue Records Collected

Total: 10

In-bailiwick: 2 (switch.nic.cat, switch.nic.cat)

Out-of-bailiwick: 8 (cat.ns.nic.es, cat.pch.net, nsc.nic.de...)

Analysis

Name Servers

null.cat is served by 4 authoritative name servers: ns1.blacknightdns.com, ns2.blacknightdns.com, ns3.blacknightdns.com and ns4.blacknightdns.com.

At least some of null.cat's name servers are shared with other domains, for example sacar.ie, hct.ie, grandcanalhotel.com and two more.

Host names pointing to two IP addresses:

ns3.blacknightdns.com directs traffic to 185.28.194.194 and 2a00:fea0:dead::beef.

Host names with one IP number:

ns1.blacknightdns.com has the IP address 78.153.203.12.

ns2.blacknightdns.com has the IP address 81.17.240.172.

ns4.blacknightdns.com has the IP address 185.38.108.108.