`vietnamstudent.com`

DNSSEC	⚠️ Not signed
A	188.214.128.77^{🇱🇹 CHERRYSERVERS1-AS188.214.128.0/21 CHERRY SERVERS}
		PTR	`vps2.customhost.com`
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:941d:603c:10ae:a55b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:bf7f:1555:7f7e:bc3d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.87.120.121^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-87-120-121.compute-1.amazonaws.com`
		A	54.87.219.199^{🇺🇸 Amazon54.87.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-87-219-199.compute-1.amazonaws.com`
		A	54.221.97.121^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-97-121.compute-1.amazonaws.com`
NS	`ns2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:b388:33d7:6b80:b869^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a90b:2f34:e330:aaa5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:bf91:b34b:ccd0:1e3c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	18.207.198.200^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-207-198-200.compute-1.amazonaws.com`
		A	54.221.2.15^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-2-15.compute-1.amazonaws.com`
MX	`rack-host.net` ⭐
		A	208.66.194.178^{🇺🇸 BIZNESSHOSTING208.66.194.0/23 Biznesshosting, Inc. DBA VOLICO 500 Green Rd. Deerfield, FL 33064 US}
			PTR	`7.rack-host.net`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-04-14 #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=1776161487

Same first word

vietnamstudent.com

vietnamstudent.vn

DNS History

21 records (4 active, 17 former)

●NSns1.namebrightdns.com2015-06-28 → 2026-04-14 · 7 obs

● 2015-06-28 17:06:42
○ 2015-11-08 05:55:54
● 2016-01-23 16:50:04
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
● 2017-05-15 17:51:14
● 2026-04-14 10:39:20

●NSns2.namebrightdns.com2015-06-28 → 2026-04-14 · 7 obs

● 2015-06-28 17:06:42
○ 2015-11-08 05:55:54
● 2016-01-23 16:50:04
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
● 2017-05-15 17:51:14
● 2026-04-14 10:39:20

○NSnsg1.namebrightdns.com2015-11-08 → 2016-04-18 · 6 obs

○ 2015-06-28 17:06:42
● 2015-11-08 05:55:54
○ 2016-01-23 16:50:04
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
○ 2026-04-14 10:39:20

○NSnsg2.namebrightdns.com2015-11-08 → 2015-11-08 · 4 obs

○ 2015-06-28 17:06:42
● 2015-11-08 05:55:54
○ 2016-01-23 16:50:04
○ 2026-04-14 10:39:20

○NSnst1.namebrightdns.com2016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-18 11:30:40
● 2016-11-20 18:29:32
○ 2017-05-15 17:51:14
○ 2026-04-14 10:39:20

○NSnst2.namebrightdns.com2016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-18 11:30:40
● 2016-11-20 18:29:32
○ 2017-05-15 17:51:14
○ 2026-04-14 10:39:20

○MXanmail.namebrightmail.com2015-06-28 → 2015-06-28 · 3 obs

● 2015-06-28 17:06:42
○ 2015-11-08 05:55:54
○ 2026-04-14 10:39:20

●MXrack-host.net2026-03-25 → 2026-04-14 · 3 obs

○ 2015-11-08 05:55:54
● 2026-03-25 08:49:40
● 2026-04-14 10:39:20

●A188.214.128.772026-03-25 → 2026-04-14 · 3 obs

○ 2017-05-15 17:51:14
● 2026-03-25 08:49:40
● 2026-04-14 10:39:20

○A52.200.243.1232016-04-18 → 2016-04-18 · 4 obs

○ 2016-01-23 16:50:04
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
○ 2026-04-14 10:39:20

○A52.204.129.222017-05-15 → 2017-05-15 · 4 obs

○ 2016-11-20 18:29:32
● 2017-05-15 17:51:14
○ 2026-03-25 08:49:40
○ 2026-04-14 10:39:20

○A54.152.144.2432016-04-18 → 2016-04-18 · 4 obs

○ 2016-01-23 16:50:04
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
○ 2026-04-14 10:39:20

○A54.174.31.2542015-06-28 → 2015-11-08 · 4 obs

● 2015-06-28 17:06:42
● 2015-11-08 05:55:54
○ 2016-01-23 16:50:04
○ 2026-04-14 10:39:20

○A54.208.74.2152015-06-28 → 2015-11-08 · 4 obs

● 2015-06-28 17:06:42
● 2015-11-08 05:55:54
○ 2016-01-23 16:50:04
○ 2026-04-14 10:39:20

○A54.209.90.812016-01-23 → 2016-01-23 · 4 obs

○ 2015-11-08 05:55:54
● 2016-01-23 16:50:04
○ 2016-04-18 11:30:40
○ 2026-04-14 10:39:20

○A54.84.80.1732016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-18 11:30:40
● 2016-11-20 18:29:32
○ 2017-05-15 17:51:14
○ 2026-04-14 10:39:20

○A54.85.127.702017-05-15 → 2017-05-15 · 4 obs

○ 2016-11-20 18:29:32
● 2017-05-15 17:51:14
○ 2026-03-25 08:49:40
○ 2026-04-14 10:39:20

○A54.85.54.292016-01-23 → 2016-01-23 · 4 obs

○ 2015-11-08 05:55:54
● 2016-01-23 16:50:04
○ 2016-04-18 11:30:40
○ 2026-04-14 10:39:20

○A54.88.107.1402016-11-20 → 2016-11-20 · 4 obs

○ 2016-04-18 11:30:40
● 2016-11-20 18:29:32
○ 2017-05-15 17:51:14
○ 2026-04-14 10:39:20

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-06-28 → 2016-04-18 · 4 obs

● 2015-06-28 17:06:42
● 2016-04-18 11:30:40
○ 2016-11-20 18:29:32
○ 2026-04-14 10:39:20

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-11-20 → 2017-05-15 · 5 obs

○ 2016-04-18 11:30:40
● 2016-11-20 18:29:32
● 2017-05-15 17:51:14
○ 2026-03-25 08:49:40
○ 2026-04-14 10:39:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...	-
vietnamstudent.com	ns1.namebrightdns.com, ns2.namebrightdns.com	10 records

✅ Authoritative Response

Server:3.87.120.121

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vietnamstudent.com (unsigned zone)

⏱️ Timing

Total: 170ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.214.128.77`
NS	2	`ns2.namebrightdns.com, ns1.namebrightdns.com`
MX	1	`rack-host.net (pri: 0)`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns1.namebrightdns.com, ns1.namebrightdns.com, ns1.namebrightdns.com...)

Analysis

IP Addresses

vietnamstudent.com points to a single IP: 188.214.128.77.

Other host names, for instance guba.org, www.vtoys.com, followbehind.com, ad36.paycount.com and punjabipal.com share IP numbers with vietnamstudent.com.

Name Servers

Two name servers ns1.namebrightdns.com and ns2.namebrightdns.com handle delegation for vietnamstudent.com.

vietnamstudent.com uses the same name server setup as other domains, for example tujid.com, duhocvietnhat.com, webmail.bccpa.com, mx2.guteweb.com and mail.warriortyre.com.

vietnamstudent.com partially shares name servers with other domains; examples include chemiter.com, greeninja.com, tossapparel.com, cilindr.com and kf888.net.

These name servers commonly accompany nsg1.namebrightdns.com, nsg2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Five IP numbers per host:

ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:941d:603c:10ae:a55b, 2600:1f18:683a:ae1b:bf7f:1555:7f7e:bc3d, 3.87.120.121, 54.87.219.199 and 54.221.97.121.

ns2.namebrightdns.com points to 2600:1f18:683a:ae1a:b388:33d7:6b80:b869, 2600:1f18:683a:ae1b:a90b:2f34:e330:aaa5, 2600:1f18:683a:ae1b:bf91:b34b:ccd0:1e3c, 18.207.198.200 and 54.221.2.15.

Mail Servers

vietnamstudent.com is handled by a single mail server, rack-host.net.

vietnamstudent.com has the same mail server setup as other domains, including malpractice.org, anychat.org, cracknews.com, worlder.org and musicquery.com.

rack-host.net points to a single IP: 208.66.194.178.

vietnamstudent.com - robtex.com