schooltest.org - dns.ninja

`schooltest.org`

DNSSEC	⚠️ Not signed
A	217.182.255.187^{🇫🇷 OVH217.182.0.0/16}
		PTR	`fran4.the-dns.com`
NS	`ns1.symbolhost.com` ⭐
		A	212.71.251.197^{🇬🇧 AKAMAI-LINODE-AP212.71.248.0/21 Akamai Technologies}
			PTR	`li624-197.members.linode.com`
NS	`ns2.symbolhost.com`
		A	50.116.45.183^{🇺🇸 AKAMAI-LINODE-AP50.116.32.0/20 Akamai Technologies}
			PTR	`li484-183.members.linode.com`
NS	`ns3.symbolhost.com` ⚠️ Not in parent delegation
		A	212.71.251.197^{🇬🇧 AKAMAI-LINODE-AP212.71.248.0/21 Akamai Technologies}
			PTR	`li624-197.members.linode.com`
NS	`ns4.symbolhost.com` ⚠️ Not in parent delegation
		A	50.116.45.183^{🇺🇸 AKAMAI-LINODE-AP50.116.32.0/20 Akamai Technologies}
			PTR	`li484-183.members.linode.com`
MX	`schooltest.org` ⭐
		A	217.182.255.187^{🇫🇷 OVH217.182.0.0/16}
			PTR	`fran4.the-dns.com`
TXT	`v=spf1 +a +mx +ip4:135.125.2.121 +ip4:217.182.255.187 ~all`
SOA	`ns1.symbolhost.com`hamza_arshad_1st@yahoo.com 2026-08-04 #7

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785984081

rank #342284 globally
rank #26613 in the tld

PTR for

51.248.200.81.in-addr.arpa

MX for

schooltest.org

Same first word

schooltest.ru

schooltest.org

Similar names

toolschest.com

toolchests.co.uk

cheststool.com

scottholes.dreamhosters.com

tochostels.es

toolchests.com

tochostels.com

closethost.com

testschool.ru

DNS History

19 records (6 active, 13 former)

○NSdan.ns.cloudflare.com2026-03-25 → 2026-03-25 · 4 obs

○ 2020-06-20 21:59:00
● 2026-03-25 21:44:18
○ 2026-07-21 04:10:40
○ 2026-08-06 02:55:10

○NSelinore.ns.cloudflare.com2026-03-25 → 2026-03-25 · 4 obs

○ 2020-06-20 21:59:00
● 2026-03-25 21:44:18
○ 2026-07-21 04:10:40
○ 2026-08-06 02:55:10

○NSns.penza.com.ru2015-05-26 → 2017-05-13 · 4 obs

● 2015-05-26 20:57:50
● 2017-05-13 19:23:56
○ 2020-06-20 21:59:00
○ 2026-08-06 02:55:10

●NSns1.symbolhost.com2026-07-21 → 2026-08-06 · 3 obs

○ 2026-03-25 21:44:18
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

○NSns2.penza.com.ru2015-05-26 → 2017-05-13 · 4 obs

● 2015-05-26 20:57:50
● 2017-05-13 19:23:56
○ 2020-06-20 21:59:00
○ 2026-08-06 02:55:10

●NSns2.symbolhost.com2026-07-21 → 2026-08-06 · 3 obs

○ 2026-03-25 21:44:18
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

●NSns3.symbolhost.com2026-07-21 → 2026-08-06 · 3 obs

○ 2026-03-25 21:44:18
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

●NSns4.symbolhost.com2026-07-21 → 2026-08-06 · 3 obs

○ 2026-03-25 21:44:18
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

●MXschooltest.org2015-05-26 → 2026-08-06 · 5 obs

● 2015-05-26 20:57:50
● 2017-05-13 19:23:56
○ 2020-06-20 21:59:00
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

○A104.21.18.652026-03-25 → 2026-06-17 · 11 obs

○ 2020-06-20 21:59:00
● 2026-03-25 21:44:18
● 2026-04-30 08:41:42
○ 2026-05-06 08:28:26
● 2026-05-15 10:35:54
● 2026-05-24 13:12:08
○ 2026-05-30 16:23:26
● 2026-06-01 21:06:24
● 2026-06-17 10:44:12
○ 2026-06-19 10:58:18
○ 2026-08-06 02:55:10

○A172.67.180.1822026-03-25 → 2026-06-17 · 11 obs

○A188.114.96.02026-05-06 → 2026-06-19 · 11 obs

○ 2026-03-25 21:44:18
○ 2026-04-30 08:41:42
● 2026-05-06 08:28:26
○ 2026-05-15 10:35:54
○ 2026-05-24 13:12:08
● 2026-05-30 16:23:26
○ 2026-06-01 21:06:24
○ 2026-06-17 10:44:12
● 2026-06-19 10:58:18
○ 2026-07-21 04:10:40
○ 2026-08-06 02:55:10

○A188.114.97.02026-05-06 → 2026-06-19 · 11 obs

●A217.182.255.1872026-07-21 → 2026-08-06 · 3 obs

○ 2026-06-19 10:58:18
● 2026-07-21 04:10:40
● 2026-08-06 02:55:10

○A2606:4700:3032::6815:12412026-03-25 → 2026-06-17 · 11 obs

○A2606:4700:3036::ac43:b4b62026-03-25 → 2026-06-17 · 11 obs

○A2a06:98c1:3120::2026-05-06 → 2026-06-19 · 11 obs

○A2a06:98c1:3121::2026-05-06 → 2026-06-19 · 11 obs

○A81.200.248.512015-05-26 → 2017-05-13 · 4 obs

● 2015-05-26 20:57:50
● 2017-05-13 19:23:56
○ 2020-06-20 21:59:00
○ 2026-08-06 02:55:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
schooltest.org	ns1.symbolhost.com, ns2.symbolhost.com	-

✅ Authoritative Response

Server:50.116.45.183

NS records: ns1.symbolhost.com, ns2.symbolhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schooltest.org (unsigned zone)

⏱️ Timing

Total: 413ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.182.255.187`
NS	4	`ns1.symbolhost.com, ns2.symbolhost.com...`
MX	1	`schooltest.org (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:135.125.2.121 +ip4:21`
SOA	1	`ns1.symbolhost.com hamza_arshad_1st.yaho`

Analysis

Mail Server Role

schooltest.org acts as its own mail server.

IP Addresses

schooltest.org points to a single IP number: 217.182.255.187.

Additional host names — 7brewmenuhub.com, movierulzs.com.in, fran4.the-dns.com and two others — share IP numbers with schooltest.org.

Name Servers

schooltest.org has four authoritative name servers: ns1.symbolhost.com, ns2.symbolhost.com, ns3.symbolhost.com and ns4.symbolhost.com.

The name servers of schooltest.org overlap at least partially with those of other domains — among them yogarevolutionbook.com, apkhello.com, apkpass.com and two more.

Each of the host names ns1.symbolhost.com, ns2.symbolhost.com, ns3.symbolhost.com and ns4.symbolhost.com has one IP address: ns1.symbolhost.com resolves to 212.71.251.197, ns2.symbolhost.com resolves to 50.116.45.183, ns3.symbolhost.com resolves to 212.71.251.197 and ns4.symbolhost.com resolves to 50.116.45.183.

These two host names — ns1.symbolhost.com and ns3.symbolhost.com — each point to 212.71.251.197 IP addresses.

These two host names — ns2.symbolhost.com and ns4.symbolhost.com — each point to 50.116.45.183 IP addresses.

Mail Servers

schooltest.org has a single mail server: schooltest.org itself.

There is one IP number for schooltest.org: 217.182.255.187.