tests.school - dns.ninja

`tests.school`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3032::ac43:da2e^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:1866^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.102^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.46^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kara.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a7b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c07b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:207b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kara.ns.cloudflare.com`
		A	108.162.192.123^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	172.64.32.123^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
		A	173.245.58.123^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kara.ns.cloudflare.com`
NS	`paul.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c187^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`paul.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2187^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`paul.ns.cloudflare.com`
		A	108.162.193.135^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	172.64.33.135^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
		A	173.245.59.135^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`paul.ns.cloudflare.com`
MX	`mx1.forwardemail.net` ⭐
		A	2604:a880:2:d0::306:1^{🇺🇸 DIGITALOCEAN2604:a880:2::/48 DigitalOcean}
			PTR	`mx1.forwardemail.net`
		A	2a02:6ea0:d71e::2^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx1.forwardemail.net`
		A	121.127.44.56^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx1.forwardemail.net`
		A	138.197.213.185^{🇺🇸 DIGITALOCEAN138.197.208.0/20 DigitalOcean}
			PTR	`mx1.forwardemail.net`
MX	`mx2.forwardemail.net` ⭐
		A	2604:a880:400:d1::cd:9001^{🇺🇸 DIGITALOCEAN2604:a880:400::/48 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	2a02:6ea0:d71e::1^{🇺🇸 CDN772a02:6ea0:d700::/40 Denver IPv6}
			PTR	`mx2.forwardemail.net`
		A	104.248.224.170^{🇺🇸 DIGITALOCEAN104.248.224.0/20 DigitalOcean}
			PTR	`mx2.forwardemail.net`
		A	121.127.44.59^{🇺🇸 CDN77121.127.44.0/24 Denver}
			PTR	`mx2.forwardemail.net`
TXT	`forward-email=ccatpracticetest@gmail.com`
TXT	`google-site-verification=X9evXxwbpB2nK9Njn4Jj_CpgjRvsPhwxzv4x1SSQU7A`
TXT	`google-site-verification=ZmJ9Hyb2wYB7aPf5vKoe4oHHxbjJr8P9CiT8XTAp-mE`
TXT	`v=spf1 a mx include:spf.forwardemail.net -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.24.102, 172.67.218.46
		IPv6 hints	2606:4700:3032::ac43:da2e, 2606:4700:3033::6815:1866
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=231, name=cloudflare-ech.com
SOA	`kara.ns.cloudflare.com`dns@cloudflare.com serial=2406666799

`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=1781701682

🔒 HSTS Preload (+subdomains)

Same first word

tests.asia

tests.at

tests.co.kr

tests.com.ua

tests.lv

tests.no-ip.info

tests.fun

tests.tips

tests.biz

tests.ca

tests.plus

tests.if.ua

tests.cz

tests.pl

tests.school

tests.dk

tests.in.ua

tests.life

tests.jp

tests.careers

tests.com

tests.kz

tests.eu

tests.it

tests.net.cn

tests.tw

tests.lt

tests.co.in

tests.es

tests.cool

tests.co

tests.center

tests.com.au

tests.cn

tests.guru

tests.ws

tests.org.ua

tests.today

tests.cx

tests.by

tests.net

tests.ru

tests.ge

tests.academy

tests.nl

tests.org.es

Similar names

stest.de

ssett.fr

etsst.com

setts.org

sestt.org

sestt.com

stets.net

sstet.cn

ssett.com

stest.sk

stets.com.ua

stets.dk

stste.us

tesst.de

tesst.com

tsset.com

setts.ru

stest.ru

tstes.net

tesst.net

stest.com.tr

stest.eu

stets.de

stset.ru

sttse.ac.id

estst.com

stets.com

tsets.com

stets.info

stste.com

setts.com

stest.com

stest.co.kr

stets.ru

tstse.com

sstte.com

sstet.vip

stest.gov.ie

stets.org

DNS History

12 records (8 active, 4 former)

●NSkara.ns.cloudflare.com2026-03-13 → 2026-06-17 · 2 obs

● 2026-03-13 16:57:30
● 2026-06-17 13:44:48

●NSpaul.ns.cloudflare.com2026-03-13 → 2026-06-17 · 2 obs

● 2026-03-13 16:57:30
● 2026-06-17 13:44:48

●MXmx1.forwardemail.net2026-03-13 → 2026-06-17 · 2 obs

● 2026-03-13 16:57:30
● 2026-06-17 13:44:48

●MXmx2.forwardemail.net2026-03-13 → 2026-06-17 · 2 obs

● 2026-03-13 16:57:30
● 2026-06-17 13:44:48

●A104.21.24.1022026-03-13 → 2026-06-17 · 7 obs

● 2026-03-13 16:57:30
● 2026-03-18 12:07:38
○ 2026-03-21 14:40:36
● 2026-04-28 14:19:52
● 2026-06-08 18:07:14
○ 2026-06-13 11:51:36
● 2026-06-17 13:44:48

●A172.67.218.462026-03-13 → 2026-06-17 · 7 obs

● 2026-03-13 16:57:30
● 2026-03-18 12:07:38
○ 2026-03-21 14:40:36
● 2026-04-28 14:19:52
● 2026-06-08 18:07:14
○ 2026-06-13 11:51:36
● 2026-06-17 13:44:48

○A188.114.96.02026-03-21 → 2026-06-13 · 6 obs

○ 2026-03-18 12:07:38
● 2026-03-21 14:40:36
○ 2026-04-28 14:19:52
○ 2026-06-08 18:07:14
● 2026-06-13 11:51:36
○ 2026-06-17 13:44:48

○A188.114.97.02026-03-21 → 2026-06-13 · 6 obs

○ 2026-03-18 12:07:38
● 2026-03-21 14:40:36
○ 2026-04-28 14:19:52
○ 2026-06-08 18:07:14
● 2026-06-13 11:51:36
○ 2026-06-17 13:44:48

●A2606:4700:3032::ac43:da2e2026-03-13 → 2026-06-17 · 7 obs

● 2026-03-13 16:57:30
● 2026-03-18 12:07:38
○ 2026-03-21 14:40:36
● 2026-04-28 14:19:52
● 2026-06-08 18:07:14
○ 2026-06-13 11:51:36
● 2026-06-17 13:44:48

●A2606:4700:3033::6815:18662026-03-13 → 2026-06-17 · 7 obs

● 2026-03-13 16:57:30
● 2026-03-18 12:07:38
○ 2026-03-21 14:40:36
● 2026-04-28 14:19:52
● 2026-06-08 18:07:14
○ 2026-06-13 11:51:36
● 2026-06-17 13:44:48

○A2a06:98c1:3120::2026-03-21 → 2026-06-13 · 6 obs

○ 2026-03-18 12:07:38
● 2026-03-21 14:40:36
○ 2026-04-28 14:19:52
○ 2026-06-08 18:07:14
● 2026-06-13 11:51:36
○ 2026-06-17 13:44:48

○A2a06:98c1:3121::2026-03-21 → 2026-06-13 · 6 obs

○ 2026-03-18 12:07:38
● 2026-03-21 14:40:36
○ 2026-04-28 14:19:52
○ 2026-06-08 18:07:14
● 2026-06-13 11:51:36
○ 2026-06-17 13:44:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
school	v0n0.nic.school, v0n1.nic.school, v0n2.nic.school, v0n3.nic.school...	12 records
tests.school	paul.ns.cloudflare.com, kara.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.123

NS records: paul.ns.cloudflare.com, kara.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 854ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.24.102, 172.67.218.46`
AAAA	2	`2606:4700:3033::6815:1866, 2606:4700:3032::ac43:da2e`
NS	2	`kara.ns.cloudflare.com, paul.ns.cloudflare.com`
MX	2	`mx1.forwardemail.net (pri: 10), mx2.forwardemail.net (pri: 10)`
TXT	4	`forward-email=ccatpracticetest@gmail.com, google-site-verification=X9evXxwbpB2nK9N...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kara.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.school, v0n0.nic.school, v0n1.nic.school...)

Analysis

IP Addresses

tests.school resolves to four IP addresses: 104.21.24.102, 172.67.218.46, 2606:4700:3032::ac43:da2e and 2606:4700:3033::6815:1866.

Additional host names — clinicalbiometrics.co.uk, pbxvirtuale.net.cdn.cloudflare.net, ai.predicts.top and two others — share IP numbers with tests.school.

Name Servers

Two name servers handle the delegation for tests.school: kara.ns.cloudflare.com and paul.ns.cloudflare.com.

tests.school shares its name server setup with other domains, including mentose.com, lenguaje.com, autocityrenault.co.za and two others.

tests.school has at least partial name server overlap with other domains, such as gymklob.info, lyjcq.com, kayogroup.com and two others.

These name servers tend to appear together with the name servers arya.ns.cloudflare.com, chad.ns.cloudflare.com and kip.ns.cloudflare.com.

Host names with 6 IP numbers:

kara.ns.cloudflare.com resolves to 108.162.192.123, 172.64.32.123 and 173.245.58.123 among others, with 3 other IP addresses in total.

paul.ns.cloudflare.com resolves to 108.162.193.135, 172.64.33.135 and 173.245.59.135 among others, with 3 other IP addresses in total.

Mail Servers

tests.school has two mail servers: mx1.forwardemail.net and mx2.forwardemail.net.

tests.school shares the same mail server setup as other domains, including webshopworkshop.nl, kratik.com, lanana.org and two others.

tests.school has mail servers in common with other domains — for example danthaigroup.com and cyregalerts.com.

Both mx1.forwardemail.net and mx2.forwardemail.net resolve to four IP addresses: mx1.forwardemail.net directs to 121.127.44.56, 138.197.213.185, 2604:a880:2:d0::306:1 and 2a02:6ea0:d71e::2, and mx2.forwardemail.net directs to 104.248.224.170, 121.127.44.59, 2604:a880:400:d1::cd:9001 and 2a02:6ea0:d71e::1.