`institutdusein.com`

DNSSEC	⚠️ Not signed
NS	`ns1.namebrightdns.com` ⭐ ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:7107:667d:570b:171e^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:36f4:3cd1:55dc:15^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.208.27.76^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-208-27-76.compute-1.amazonaws.com`
		A	13.222.185.86^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
			PTR	`ec2-13-222-185-86.compute-1.amazonaws.com`
NS	`domain-for-sale.hugedomainsdns.com` ⚠️ Not in zone NS records
		A	2600:1f18:683a:ae1a:29f5:9f2d:323d:944b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:6050:8493:87b1:d4a9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3180:570e:1a09:8e12^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5775:a328:2f59:17b7^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.232.132.132^{🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-232-132-132.compute-1.amazonaws.com`
		A	34.207.55.42^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-55-42.compute-1.amazonaws.com`
		A	34.207.131.235^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-207-131-235.compute-1.amazonaws.com`
		A	54.87.7.90^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-7-90.compute-1.amazonaws.com`
NS	`forsale.hugedomainsdns.com` ⚠️ Not in zone NS records
		A	2600:1f18:683a:ae1a:8ce4:b69a:5395:a667^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:f1dc:f785:ea95:934^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:c46e:c671:5339:dce0^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.212.87.210^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
			PTR	`ec2-18-212-87-210.compute-1.amazonaws.com`
		A	54.91.71.34^{🇺🇸 Amazon54.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-91-71-34.compute-1.amazonaws.com`
		A	98.84.156.86^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
			PTR	`ec2-98-84-156-86.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com` ⚠️ Not in parent delegation
		A	2600:1f18:683a:ae1a:1dc6:2e82:f754:42f2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:5fd0:44f5:517a:9aeb^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.89.122.29^{🇺🇸 Amazon54.89.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-89-122-29.compute-1.amazonaws.com`
		A	54.210.156.168^{🇺🇸 Amazon54.210.0.0/16 EC2 IAD VPC Address Range}
			PTR	`ec2-54-210-156-168.compute-1.amazonaws.com`
		A	100.30.180.112^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-30-180-112.compute-1.amazonaws.com`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-23 #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=1771291435

Same first word

institutdusein.fr

institutdusein.com

DNS History

17 records (4 active, 13 former)

●NSdomain-for-sale.hugedomainsdns.com2026-03-23 → 2026-03-23 · 2 obs

○ 2018-01-30 10:00:36
● 2026-03-23 14:46:48

●NSforsale.hugedomainsdns.com2026-03-23 → 2026-03-23 · 2 obs

○ 2018-01-30 10:00:36
● 2026-03-23 14:46:48

●NSns1.namebrightdns.com2015-06-14 → 2026-03-23 · 5 obs

● 2015-06-14 09:59:36
● 2016-04-03 13:15:48
○ 2016-11-28 00:26:30
● 2018-01-30 10:00:36
● 2026-03-23 14:46:48

●NSns2.namebrightdns.com2015-06-14 → 2026-03-23 · 5 obs

● 2015-06-14 09:59:36
● 2016-04-03 13:15:48
○ 2016-11-28 00:26:30
● 2018-01-30 10:00:36
● 2026-03-23 14:46:48

○NSnst1.namebrightdns.com2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-03 13:15:48
● 2016-11-28 00:26:30
○ 2018-01-30 10:00:36
○ 2026-03-23 14:46:48

○NSnst2.namebrightdns.com2016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-03 13:15:48
● 2016-11-28 00:26:30
○ 2018-01-30 10:00:36
○ 2026-03-23 14:46:48

○MXanmail.namebrightmail.com2015-06-14 → 2015-06-14 · 3 obs

● 2015-06-14 09:59:36
○ 2015-10-26 09:11:06
○ 2026-03-23 14:46:48

○A107.21.42.1422016-04-03 → 2016-04-03 · 4 obs

○ 2016-01-01 14:12:10
● 2016-04-03 13:15:48
○ 2016-11-28 00:26:30
○ 2026-03-23 14:46:48

○A107.23.160.2182016-01-01 → 2016-01-01 · 4 obs

○ 2015-10-26 09:11:06
● 2016-01-01 14:12:10
○ 2016-04-03 13:15:48
○ 2026-03-23 14:46:48

○A54.174.149.302016-04-03 → 2016-04-03 · 4 obs

○ 2016-01-01 14:12:10
● 2016-04-03 13:15:48
○ 2016-11-28 00:26:30
○ 2026-03-23 14:46:48

○A54.174.31.2542015-06-14 → 2015-10-26 · 4 obs

● 2015-06-14 09:59:36
● 2015-10-26 09:11:06
○ 2016-01-01 14:12:10
○ 2026-03-23 14:46:48

○A54.208.74.2152015-06-14 → 2015-10-26 · 4 obs

● 2015-06-14 09:59:36
● 2015-10-26 09:11:06
○ 2016-01-01 14:12:10
○ 2026-03-23 14:46:48

○A54.209.90.812016-01-01 → 2016-01-01 · 4 obs

○ 2015-10-26 09:11:06
● 2016-01-01 14:12:10
○ 2016-04-03 13:15:48
○ 2026-03-23 14:46:48

○A54.84.80.1732016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-03 13:15:48
● 2016-11-28 00:26:30
○ 2018-01-30 10:00:36
○ 2026-03-23 14:46:48

○A54.88.107.1402016-11-28 → 2016-11-28 · 4 obs

○ 2016-04-03 13:15:48
● 2016-11-28 00:26:30
○ 2018-01-30 10:00:36
○ 2026-03-23 14:46:48

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 09:59:36
● 2016-04-03 13:15:48
○ 2016-11-28 00:26:30
○ 2026-03-23 14:46:48

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-11-28 → 2018-01-30 · 4 obs

○ 2016-04-03 13:15:48
● 2016-11-28 00:26:30
● 2018-01-30 10:00:36
○ 2026-03-23 14:46:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net...	-
institutdusein.com	domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com	20 records

✅ Authoritative Response

Server:13.221.125.168

NS records: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for institutdusein.com (unsigned zone)

⏱️ Timing

Total: 276ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.namebrightdns.com, ns2.namebrightdns.com`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com, domain-for-sale.hugedomainsdns.com...)

Analysis

Name Servers

institutdusein.com is delegated to four name servers: domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com, ns1.namebrightdns.com and ns2.namebrightdns.com.

institutdusein.com at least partially shares name servers with other domains, for instance forumlinux.com, commanderbot.com, labellespa.com, yadesigner.com and ns2.offlive.com.

These name servers are commonly used with nsg1.namebrightdns.com and nsg2.namebrightdns.com.

Host names with nine IP numbers:

The host name domain-for-sale.hugedomainsdns.com points to 2600:1f18:683a:ae1a:29f5:9f2d:323d:944b, 2600:1f18:683a:ae1a:6050:8493:87b1:d4a9, 2600:1f18:683a:ae1b:2eeb:def5:98eb:a7b7, 2600:1f18:683a:ae1b:3180:570e:1a09:8e12, 2600:1f18:683a:ae1b:5775:a328:2f59:17b7, 18.232.132.132, 34.207.55.42, 34.207.131.235 and 54.87.7.90.

Host names with six IP numbers:

The host name forsale.hugedomainsdns.com points to 2600:1f18:683a:ae1a:8ce4:b69a:5395:a667, 2600:1f18:683a:ae1a:f1dc:f785:ea95:934, 2600:1f18:683a:ae1b:c46e:c671:5339:dce0, 18.212.87.210, 54.91.71.34 and 98.84.156.86.

Host names with five IP numbers:

The host name ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:165d:d9b5:87c0:94e0, 2600:1f18:683a:ae1a:7107:667d:570b:171e, 2600:1f18:683a:ae1b:36f4:3cd1:55dc:15, 3.208.27.76 and 13.222.185.86.

The host name ns2.namebrightdns.com points to 2600:1f18:683a:ae1a:1dc6:2e82:f754:42f2, 2600:1f18:683a:ae1b:5fd0:44f5:517a:9aeb, 54.89.122.29, 54.210.156.168 and 100.30.180.112.

institutdusein.com - robtex.com