schoolsub.com - dns.ninja

`schoolsub.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:532:7c1e:9c2f:d0ac^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.163.9.173^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-163-9-173.compute-1.amazonaws.com`
		A	98.93.116.1^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:303c:9b15:3db3:a8a2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:bbc8:24d6:947f:1e99^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:6fa6:bf7e:9de7:5e92^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
		A	54.225.33.252^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-225-33-252.compute-1.amazonaws.com`
		A	54.234.103.190^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f6ec:2543:1b2e:f83c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.90.140.102^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
		A	54.225.31.228^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
TXT	`v=spf1 -all`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-23 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784841047

Subdomains

mail.schoolsub.com

Same first word

schoolsub.com

Similar names

DNS History

16 records (7 active, 9 former)

●NSns1.namebrightdns.com2026-02-20 → 2026-07-23 · 6 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-03-19 08:41:44
○ 2026-04-24 10:57:04
● 2026-05-04 18:18:14
● 2026-07-23 21:23:20

○NSns1.parklogic.com2015-08-01 → 2017-04-05 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

○NSns2.parklogic.com2015-08-01 → 2017-04-05 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

○NSns3.parklogic.com2015-08-01 → 2017-04-05 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

○NSns4.parklogic.com2015-08-01 → 2017-04-05 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

○NSns5.parklogic.com2015-08-01 → 2017-04-05 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

●NSnsg1.namebrightdns.com2026-02-20 → 2026-07-23 · 3 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-07-23 21:23:20

●NSnsg2.namebrightdns.com2026-02-20 → 2026-07-23 · 3 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-07-23 21:23:20

○MXallmail.parklogic.com2015-08-01 → 2016-03-29 · 5 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
● 2016-03-29 02:08:44
○ 2017-04-05 22:15:28
○ 2026-07-23 21:23:20

○MXmx156.hostedmxserver.com2017-04-05 → 2017-04-05 · 4 obs

○ 2016-03-29 02:08:44
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

●A13.223.25.842026-02-20 → 2026-07-23 · 6 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-03-19 08:41:44
○ 2026-04-24 10:57:04
● 2026-05-04 18:18:14
● 2026-07-23 21:23:20

○A172.99.89.2082015-12-06 → 2017-04-05 · 5 obs

○ 2015-08-01 18:03:28
● 2015-12-06 06:20:40
● 2017-04-05 22:15:28
○ 2026-02-20 23:49:46
○ 2026-07-23 21:23:20

○A184.154.203.112015-08-01 → 2015-08-01 · 4 obs

○ 2008-03-20 06:30:32
● 2015-08-01 18:03:28
○ 2015-12-06 06:20:40
○ 2026-07-23 21:23:20

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-20 → 2026-07-23 · 6 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-03-19 08:41:44
○ 2026-04-24 10:57:04
● 2026-05-04 18:18:14
● 2026-07-23 21:23:20

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-20 → 2026-07-23 · 6 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-03-19 08:41:44
○ 2026-04-24 10:57:04
● 2026-05-04 18:18:14
● 2026-07-23 21:23:20

●A54.243.117.1972026-02-20 → 2026-07-23 · 6 obs

○ 2017-04-05 22:15:28
● 2026-02-20 23:49:46
● 2026-03-19 08:41:44
○ 2026-04-24 10:57:04
● 2026-05-04 18:18:14
● 2026-07-23 21:23:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, f.gtld-servers.net...	-
schoolsub.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:54.221.37.2

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schoolsub.com (unsigned zone)

⏱️ Timing

Total: 206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

schoolsub.com serves as the parent of mail.schoolsub.com.

IP Addresses

schoolsub.com has four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

Two other host names, along with ns1.insterra.com, teamtimber.com and ns.eneteurope.com, also share IP numbers with schoolsub.com.

Name Servers

schoolsub.com is delegated to three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

schoolsub.com has at least partial name server overlap with other domains, such as gisthome.com, dc-02000d3a-mail.emunie.com, yackit.com and two others.

These name servers tend to appear together with the name servers ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

DNS names with 7 IP addresses:

nsg1.namebrightdns.com resolves to 54.162.235.48, 54.225.33.252, 54.234.103.190 and 4 other IP addresses.

Host names directing to five IP addresses:

nsg2.namebrightdns.com has four IP addresses — 3.90.140.102, 54.221.37.2, 54.225.31.228 and two others.

Host names that resolve to four IP numbers:

ns1.namebrightdns.com has four IP addresses: 54.163.9.173, 98.93.116.1, 2600:1f18:683a:ae1a:6900:d1bd:7672:d0ca and 2600:1f18:683a:ae1b:532:7c1e:9c2f:d0ac.