ext.systems - dns.ninja

`ext.systems`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:a8ad^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:571a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.26^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.173^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`damon.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b60^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`damon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c160^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`damon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2160^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`damon.ns.cloudflare.com`
		A	108.162.193.96^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`damon.ns.cloudflare.com`
		A	172.64.33.96^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`damon.ns.cloudflare.com`
		A	173.245.59.96^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`damon.ns.cloudflare.com`
NS	`ivy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a78^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c078^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ivy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2078^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ivy.ns.cloudflare.com`
		A	108.162.192.120^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	172.64.32.120^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
		A	173.245.58.120^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ivy.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c27::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=cJrijr3R2eqwBVCTPLonDaspwj4mlo4Zp79tSTaytSI`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.26, 172.67.168.173
		IPv6 hints	2606:4700:3031::ac43:a8ad, 2606:4700:3033::6815:571a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOA	`damon.ns.cloudflare.com`dns@cloudflare.com serial=2409807056

`systems`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.systems` ⭐
	NS	`v0n1.nic.systems`
	NS	`v0n2.nic.systems`
	NS	`v0n3.nic.systems`
	NS	`v2n0.nic.systems`
	NS	`v2n1.nic.systems`
	SOA	`v0n0.nic.systems`hostmaster@donuts.email serial=1784330573

Same first word

ext.ru

ext.io

ext.me

ext.lv

ext.services

ext.co.il

ext.net

ext.hu

ext.ad

ext.com.cy

ext.cz

ext.net.br

ext.icu

ext.ro

ext.at

ext.ne.jp

ext.fox

ext.tools

ext.dedyn.io

ext.co.in

ext.by

ext.cl

ext.de

ext.vn

ext.gr

ext.it

ext.tv

ext.org

ext.guru

ext.politie

ext.as

ext.systems

ext.lol

ext.al

ext.studio

ext.si

ext.in

ext.pics

ext.lt

ext.com

ext.cn

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ext.eu

ext.dk

ext.mobi

ext.com.pl

ext.domains

ext.market

ext.su

ext.co

ext.earth

ext.dev

ext.is

ext.net.in

ext.be

ext.ch

ext.md

ext.re

ext.nl

ext.tw

ext.se

ext.fi

ext.my

ext.cc

ext.az

ext.bio

ext.site

ext.es

ext.spb.ru

ext.tech

ext.media

ext.pl

ext.to

ext.jp

ext.im

ext.no

ext.poker

ext.co.za

ext.goog

ext.awsapps.com

Similar names

etx.com.cn

tex.co.jp

tex.kr

xet.co.za

tex.ru

xte.nl

etx.in

txe.jp

xet.mobi

etx.mobi

tex.asia

xte.at

tex.it

tex.com

tex.az

xte.se

txe.ru

txe.co.uk

etx.co.uk

etx.ch

xet.me

tex.org.cn

etx.ie

etx.com.pl

etx.es

txe.cn

xte.ch

tex.parts

tex.es

xte.us

txe.com

etx.se

etx.de

tex.as

txe.de

tex.tj

xet.it

etx.gr

tex.de

tex.by

etx.cz

tex.eu

txe.fr

xte.de

tex.am

tex.su

xet.co

tex.tools

xte.fr

tex.org.za

xte.com

txe.eu

tex.moe

xet.cn

tex.my

xet.de

xet.eu

tex.uz

etx.fr

tex.pics

txe.in

xet.jp

tex.world

tex.network

tex.com.cn

etx.com.au

etx.me

etx.ng

tex.ca

txe.ch

txe.org.uk

etx.pl

tex.zip

xet.net

xet.app

tex.la

tex.lat

txe.it

tex.me

etx.nl

tex.wtf

etx.studio

xte.eu

tex.sk

xte.in

etx.io

xte.hu

xet.nl

txe.co

etx.info

txe.se

xet.es

etx.it

tex.kiev.ua

etx.ca

tex.ee

tex.fi

tex.com.ua

tex.nu

xet.tech

xte.it

xte.no

tex.io

tex.in

etx.co

xet.pl

xet.be

etx.ru

etx.tel

tex.co.kr

xet.us

xet.ca

tex.co.uk

txe.org

tex.be

tex.ua

xet.ru

etx.be

tex.hu

tex.lu

xte.ca

txe.ir

tex.ro

etx.net

xet.se

etx.ir

xet.in

tex.kz

xte.ru

tex.co.th

tex.com.tr

tex.us

tex.red

etx.jp

tex.cn

tex.li

tex.no

DNS History

21 records (11 active, 10 former)

●NSdamon.ns.cloudflare.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

●NSivy.ns.cloudflare.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

○NSlvps87-230-23-163.dedicated.hosteurope.de2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 21:04:52
○ 2026-02-18 07:32:24
○ 2026-07-17 23:55:40

○NSns2.hans.hosteurope.de2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 21:04:52
○ 2026-02-18 07:32:24
○ 2026-07-17 23:55:40

●MXalt1.aspmx.l.google.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

●MXalt2.aspmx.l.google.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

●MXaspmx.l.google.com2026-02-18 → 2026-07-17 · 3 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
● 2026-07-17 23:55:40

○MXmail.ext.systems2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 21:04:52
○ 2026-02-18 07:32:24
○ 2026-07-17 23:55:40

●A104.21.87.262026-02-18 → 2026-07-17 · 28 obs

○ 2016-12-10 21:04:52
● 2026-02-18 07:32:24
○ 2026-02-18 21:30:56
● 2026-02-27 01:39:06
● 2026-03-08 08:02:46
○ 2026-03-08 22:32:52
● 2026-03-09 15:45:04
○ 2026-03-18 17:20:22
● 2026-03-24 12:19:48
● 2026-04-02 15:14:30
○ 2026-04-03 05:13:18
● 2026-04-05 07:24:54
● 2026-04-20 14:53:08
○ 2026-04-21 05:29:30
● 2026-04-22 01:44:10
● 2026-04-22 05:48:04
○ 2026-04-24 18:57:34
● 2026-04-26 13:33:52
● 2026-05-10 01:54:42
○ 2026-05-16 04:17:00
● 2026-05-17 00:56:24
● 2026-05-22 15:11:42
○ 2026-05-25 12:25:24
○ 2026-06-13 03:33:30
● 2026-06-14 20:33:56
○ 2026-06-20 06:12:38
● 2026-07-17 23:55:38
● 2026-07-17 23:55:40

●A172.67.168.1732026-02-18 → 2026-07-17 · 28 obs

○A188.114.96.02026-02-18 → 2026-06-20 · 27 obs

○ 2026-02-18 07:32:24
● 2026-02-18 21:30:56
○ 2026-02-27 01:39:06
○ 2026-03-08 08:02:46
● 2026-03-08 22:32:52
○ 2026-03-09 15:45:04
● 2026-03-18 17:20:22
○ 2026-03-24 12:19:48
○ 2026-04-02 15:14:30
● 2026-04-03 05:13:18
○ 2026-04-05 07:24:54
○ 2026-04-20 14:53:08
● 2026-04-21 05:29:30
○ 2026-04-22 01:44:10
○ 2026-04-22 05:48:04
● 2026-04-24 18:57:34
○ 2026-04-26 13:33:52
○ 2026-05-10 01:54:42
● 2026-05-16 04:17:00
○ 2026-05-17 00:56:24
○ 2026-05-22 15:11:42
● 2026-05-25 12:25:24
● 2026-06-13 03:33:30
○ 2026-06-14 20:33:56
● 2026-06-20 06:12:38
○ 2026-07-17 23:55:38
○ 2026-07-17 23:55:40

○A188.114.97.02026-02-18 → 2026-06-20 · 27 obs

○A2606:4700:3030::6815:571a2026-02-18 → 2026-06-14 · 27 obs

●A2606:4700:3031::ac43:a8ad2026-07-17 → 2026-07-17 · 3 obs

○ 2026-06-20 06:12:38
● 2026-07-17 23:55:38
● 2026-07-17 23:55:40

●A2606:4700:3033::6815:571a2026-07-17 → 2026-07-17 · 3 obs

○ 2026-06-20 06:12:38
● 2026-07-17 23:55:38
● 2026-07-17 23:55:40

○A2606:4700:3035::ac43:a8ad2026-02-18 → 2026-06-14 · 27 obs

○A2a06:98c1:3120::2026-02-18 → 2026-06-20 · 27 obs

○A2a06:98c1:3121::2026-02-18 → 2026-06-20 · 27 obs

○A87.230.23.1632016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 21:04:52
○ 2026-02-18 07:32:24
○ 2026-07-17 23:55:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
systems	v0n0.nic.systems, v0n2.nic.systems, v2n0.nic.systems, v0n1.nic.systems...	12 records
ext.systems	damon.ns.cloudflare.com, ivy.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.120

NS records: damon.ns.cloudflare.com, ivy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ext.systems (unsigned zone)

⏱️ Timing

Total: 750ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.168.173, 104.21.87.26`
AAAA	2	`2606:4700:3033::6815:571a, 2606:4700:3031::ac43:a8ad`
NS	2	`damon.ns.cloudflare.com, ivy.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=cJrijr3R2eqwBVC, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`damon.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.systems, v0n0.nic.systems, v0n2.nic.systems...)

Analysis

IP Addresses

ext.systems points to the four IP addresses 104.21.87.26, 172.67.168.173, 2606:4700:3031::ac43:a8ad and 2606:4700:3033::6815:571a.

Additional host names — au883a.com, es.langjoin.com, www.stadtschlaining.co.at and two others — share IP numbers with ext.systems.

Name Servers

ext.systems uses two name servers for its delegation: damon.ns.cloudflare.com and ivy.ns.cloudflare.com.

ext.systems shares its name server setup with other domains, including amaka.com, 5andhalf.com, inviewapp.com and two others.

There is at least partial name server overlap between ext.systems and other domains — 1winzerkalo107.ru, npw-defender.pro, yardbuilder.com and two more among them.

These name servers regularly appear alongside susan.ns.cloudflare.com, dns1.ednsglobal.net, dns2.ednsglobal.net and 3 other name servers in NS record sets.

Host names with 6 IP numbers:

Hostname damon.ns.cloudflare.com directs to 108.162.193.96, 172.64.33.96 and 173.245.59.96 along with 3 other IP addresses.

Hostname ivy.ns.cloudflare.com directs to 108.162.192.120, 172.64.32.120 and 173.245.58.120 along with 3 other IP addresses.

Mail Servers

ext.systems has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

ext.systems shares mail servers — at least in part — with other domains, including ns500731.ns500671.ns500731.ns500671.ns500671.ns500688.ns500688.ns500688.ns500649.ns500688.ns500131.lustychickser.com, ns500759.ns500759.ns500758.ns500698.ns500758.ns500735.ns500698.ns500735.ns500736.ns500576.ns500698.ns500619.ns500576.ns500576.trackreceptor.com, ns500765.ns500693.ns500693.ns500699.ns500693.ns500693.ns500734.ns500699.ns500693.ns500693.ns500588.ns500612.ns500632.ns500632.ns500588.ns500578.ns500110.dtrkdll.com and two others.

These mail servers are frequently used alongside mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other.

Host names with two IP numbers:

aspmx.l.google.com directs traffic to 142.251.111.27 and 2607:f8b0:4004:c27::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1b.