`developer.school`

DNSSEC	⚠️ Not signed
A	91.195.240.123^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`ns1.dnsowl.com` ⭐
		A	2400:cb00:2049:1::a29f:1a88^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1bad^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.136^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.173^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1a31^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b82^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.49^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.130^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.dnsowl.com`
		A	2400:cb00:2049:1::a29f:1aea^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	2400:cb00:2049:1::a29f:1b62^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.234^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.27.98^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`ns1.dnsowl.com`hostmaster@dnsowl.com serial=1786447302

`school`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.school` ⭐
	NS	`v0n1.nic.school`
	NS	`v0n2.nic.school`
	NS	`v0n3.nic.school`
	NS	`v2n0.nic.school`
	NS	`v2n1.nic.school`
	SOA	`v0n0.nic.school`hostmaster@donuts.email serial=1786446103

Same first word

developer.fi

developer.no

developer.co

developer.work

developer.cn.com

developer.tel

developer.bmw

developer.li

developer.gov.pl

developer.dhl

developer.cafe

developer.bg

developer.s3.amazonaws.com

developer.run

developer.com.ar

developer.nrw

developer.fit

developer.uk.com

developer.com.sg

developer.co.jp

developer.lublin.pl

developer.si

developer.dp.ua

developer.krd

developer.azure-api.net

developer.my

developer.in

developer.ma

developer.uz

developer.academy

developer.scb

developer.awsapps.com

developer.sg

developer.tw

developer.cards

developer.app

developer.dev

developer.ws

developer.nl

developer.barclays

developer.cat

developer.at

developer.md

developer.vc

developer.bike

developer.it

developer.qld.gov.au

developer.ch

developer.org.uk

developer.express

developer.us-east-1.elasticbeanstalk.com

developer.aws

developer.amsterdam

developer.jp

developer.eu

developer.agency

developer.com

developer.promo

developer.od.ua

developer.vn

developer.istanbul

developer.is

developer.statefarm

developer.ee

developer.ltd

developer.org.nz

developer.quest

developer.info

developer.horse

developer.com.tw

developer.net.au

developer.edu.vn

developer.gov.sg

developer.nab

developer.cz

developer.pro

developer.wtf

developer.to

developer.pk

developer.waw.pl

developer.by

developer.so

developer.co.il

developer.codes

developer.gr

developer.se

developer.support

developer.web.id

developer.nu

developer.blue

developer.new

developer.lt

developer.net

developer.ml

developer.team

developer.school

developer.international

developer.be

developer.tips

developer.mobi

developer.solutions

developer.email

developer.kg

developer.com.pk

developer.club

developer.aero

developer.inf.br

developer.ly

developer.saxo

developer.money

developer.ps

Similar names

DNS History

9 records (4 active, 5 former)

●NSns1.dnsowl.com2026-02-14 → 2026-08-11 · 3 obs

○ 2018-01-14 21:13:40
● 2026-02-14 23:01:54
● 2026-08-11 11:27:40

●NSns2.dnsowl.com2026-02-14 → 2026-08-11 · 3 obs

○ 2018-01-14 21:13:40
● 2026-02-14 23:01:54
● 2026-08-11 11:27:40

●NSns3.dnsowl.com2026-02-14 → 2026-08-11 · 3 obs

○ 2018-01-14 21:13:40
● 2026-02-14 23:01:54
● 2026-08-11 11:27:40

○NSns55.domaincontrol.com2016-12-10 → 2018-01-14 · 4 obs

● 2016-12-10 20:53:46
● 2018-01-14 21:13:40
○ 2026-02-14 23:01:54
○ 2026-08-11 11:27:40

○NSns56.domaincontrol.com2016-12-10 → 2018-01-14 · 4 obs

● 2016-12-10 20:53:46
● 2018-01-14 21:13:40
○ 2026-02-14 23:01:54
○ 2026-08-11 11:27:40

○MXmailstore1.secureserver.net2016-12-10 → 2026-02-14 · 4 obs

● 2016-12-10 20:53:46
● 2026-02-14 23:01:54
○ 2026-03-02 22:14:12
○ 2026-08-11 11:27:40

○MXsmtp.secureserver.net2016-12-10 → 2026-02-14 · 4 obs

● 2016-12-10 20:53:46
● 2026-02-14 23:01:54
○ 2026-03-02 22:14:12
○ 2026-08-11 11:27:40

○A184.168.221.552016-12-10 → 2018-01-14 · 4 obs

● 2016-12-10 20:53:46
● 2018-01-14 21:13:40
○ 2026-02-14 23:01:54
○ 2026-08-11 11:27:40

●A91.195.240.1232026-02-14 → 2026-08-11 · 3 obs

○ 2018-01-14 21:13:40
● 2026-02-14 23:01:54
● 2026-08-11 11:27:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
school	v2n0.nic.school, v0n2.nic.school, v0n1.nic.school, v0n0.nic.school...	-
developer.school	ns3.dnsowl.com, ns1.dnsowl.com, ns2.dnsowl.com	-

✅ Authoritative Response

Server:162.159.27.130

NS records: ns3.dnsowl.com, ns1.dnsowl.com, ns2.dnsowl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developer.school (unsigned zone)

⏱️ Timing

Total: 468ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.195.240.123`
NS	3	`ns1.dnsowl.com, ns2.dnsowl.com...`
SOA	1	`ns1.dnsowl.com hostmaster.dnsowl.com`

Analysis

IP Addresses

developer.school points to a single IP number: 91.195.240.123.

Additional host names — doughmains.net, madridbet1748.com, solomarb.com and two others — share IP numbers with developer.school.

Name Servers

developer.school has three name servers — ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.

At least some of developer.school's name servers are shared with other domains, for example madridbet3705.com, brispop.com, trentisaac.com and two more.

Each of the hosts ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com resolves to four IP addresses: ns1.dnsowl.com points to 162.159.26.136, 162.159.27.173, 2400:cb00:2049:1::a29f:1a88 and 2400:cb00:2049:1::a29f:1bad; ns2.dnsowl.com points to 162.159.26.49, 162.159.27.130, 2400:cb00:2049:1::a29f:1a31 and 2400:cb00:2049:1::a29f:1b82; and ns3.dnsowl.com points to 162.159.26.234, 162.159.27.98, 2400:cb00:2049:1::a29f:1aea and 2400:cb00:2049:1::a29f:1b62.

developer.school - robtex.com