`jlptquiz.com`

DNSSEC	⚠️ Not signed
A	188.166.214.117^{🇸🇬 DIGITALOCEAN188.166.208.0/20 DigitalOcean}
NS	`ns1.matbao.com` ⭐ ⚠️ Not in parent delegation
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns1.matbao.vn` ⚠️ Not in zone NS records
		A	13.250.228.99^{🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix}
			PTR	`ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com`
		A	103.110.128.60^{🇻🇳 AXYS-VN103.110.128.0/23}
NS	`ns2.matbao.com` ⚠️ Not in parent delegation
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
NS	`ns2.matbao.vn` ⚠️ Not in zone NS records
		A	35.198.203.127^{🇸🇬 Google35.198.192.0/20}
			PTR	`127.203.198.35.bc.googleusercontent.com`
		A	103.138.89.11^{🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET}
SOA	`ns1.matbao.com`admin@matbao.com 2025-11-11 #2

`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=1778400946

Same first word

jlptquiz.com

DNS History

6 records (5 active, 1 former)

●NSns1.matbao.com2016-12-20 → 2026-05-10 · 2 obs

● 2016-12-20 03:24:08
● 2026-05-10 08:38:58

●NSns1.matbao.vn2026-04-07 → 2026-05-10 · 3 obs

○ 2016-12-20 03:24:08
● 2026-04-07 13:59:10
● 2026-05-10 08:38:58

●NSns2.matbao.com2016-12-20 → 2026-05-10 · 2 obs

● 2016-12-20 03:24:08
● 2026-05-10 08:38:58

●NSns2.matbao.vn2026-04-07 → 2026-05-10 · 3 obs

○ 2016-12-20 03:24:08
● 2026-04-07 13:59:10
● 2026-05-10 08:38:58

○A139.59.254.1252016-12-20 → 2018-01-23 · 4 obs

● 2016-12-20 03:24:08
● 2018-01-23 09:54:48
○ 2026-04-07 13:59:10
○ 2026-05-10 08:38:58

●A188.166.214.1172026-04-07 → 2026-05-10 · 3 obs

○ 2018-01-23 09:54:48
● 2026-04-07 13:59:10
● 2026-05-10 08:38:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jlptquiz.com	ns1.matbao.vn, ns2.matbao.vn	-

✅ Authoritative Response

Server:103.138.89.11

NS records: ns1.matbao.vn, ns2.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jlptquiz.com (unsigned zone)

⏱️ Timing

Total: 4800ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.166.214.117`
NS	2	`ns1.matbao.com, ns2.matbao.com`
SOA	1	`ns1.matbao.com admin.matbao.com`

Analysis

IP Addresses

jlptquiz.com points to a single IP number: 188.166.214.117.

Name Servers

jlptquiz.com is delegated to four name servers: ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.

jlptquiz.com shares name servers with other domains at least partially, for instance support-business-review.click, amado.vn, nhamuaha.com, thanuyen.edu.vn and loavisong-36.click.

these name servers are often used with ns-bak.matbao.com, ns3.matbao.vn and ns4.matbao.vn.

Host names with two IP numbers:

ns1.matbao.com and ns1.matbao.vn point to 13.250.228.99 and 103.110.128.60.

ns2.matbao.com and ns2.matbao.vn point to 35.198.203.127 and 103.138.89.11.

Hosts pointing to 13.250.228.99: ns1.matbao.com and ns1.matbao.vn.

Hosts pointing to 103.110.128.60: ns1.matbao.com and ns1.matbao.vn.

Hosts pointing to 35.198.203.127: ns2.matbao.com and ns2.matbao.vn.

Hosts pointing to 103.138.89.11: ns2.matbao.com and ns2.matbao.vn.

jlptquiz.com - robtex.com

jlptquiz.com

com