`corelexvn.com`

DNSSEC	⚠️ Not signed
A	112.213.89.38^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
		PTR	`ns8938.dotvndns.vn`
NS	`ns1.pavietnam.vn` ⭐
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns1.dotvndns.vn`
		A	2406:9c80::66^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns1.dotvndns.vn`
		A	112.213.89.3^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
			PTR	`ns1.dotvndns.vn`
NS	`ns2.dotvndns.vn`
		A	2406:9c80::9000:111^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`ns2.dotvndns.vn`
		A	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
NS	`nsbak.dotvndns.com`
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
		A	112.213.89.22^{🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi}
MX	`corelexvn-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`_globalsign-domain-verification=tgNc5qJDVddqplP9IsoXdHBXFahIO7gFO_QFVUCimd`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=C93CF664E4561F35F6FFA881C84A892BE7B62EC2`
TXT	`MS=ms10425084`
SOA	`ns1.pavietnam.vn`hostmaster@corelexvn.com 2024-09-04 #16

`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=1775026382

Subdomains

mail.corelexvn.com

Same first word

corelexvn.com

DNS History

10 records (6 active, 4 former)

○NSdns17.fpt.vn2015-08-05 → 2017-07-03 · 3 obs

● 2015-08-05 08:48:38
● 2017-07-03 16:01:20
○ 2026-04-01 07:06:54

○NSdns18.fpt.vn2015-08-05 → 2017-07-03 · 3 obs

● 2015-08-05 08:48:38
● 2017-07-03 16:01:20
○ 2026-04-01 07:06:54

●NSns1.dotvndns.vn2026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

●NSns1.pavietnam.vn2026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

●NSns2.dotvndns.vn2026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

●NSnsbak.dotvndns.com2026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

●MXcorelexvn-com.mail.protection.outlook.com2026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

○MXmail.corelexvn.com2015-08-05 → 2017-07-03 · 3 obs

● 2015-08-05 08:48:38
● 2017-07-03 16:01:20
○ 2026-04-01 07:06:54

●A112.213.89.382026-04-01 → 2026-04-01 · 2 obs

○ 2017-07-03 16:01:20
● 2026-04-01 07:06:54

○A210.245.86.542015-08-05 → 2017-07-03 · 3 obs

● 2015-08-05 08:48:38
● 2017-07-03 16:01:20
○ 2026-04-01 07:06:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net...	-
corelexvn.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:112.213.89.22

NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for corelexvn.com (unsigned zone)

⏱️ Timing

Total: 1303ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`112.213.89.38`
NS	3	`nsbak.dotvndns.com, ns1.dotvndns.vn...`
MX	1	`corelexvn-com.mail.protection.outlook.co`
TXT	4	`v=spf1 include:spf.protection.outlook.co, MS=ms10425084...`
SOA	1	`ns1.pavietnam.vn hostmaster.corelexvn.co`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)

Analysis

Hierarchy

mail.corelexvn.com has corelexvn.com as its parent.

IP Addresses

corelexvn.com maps to IP address 112.213.89.38.

Other host names, for instance maymainen.com, almond.vn, ngankorea.vn, thegioitenmien.vn and yensaonhatrang.khanhhoa.vn share IP numbers with corelexvn.com.

Name Servers

corelexvn.com is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns1.pavietnam.vn.

corelexvn.com at least partially shares name servers with other domains such as dnhd.info, ipp.com.vn, best2p.com, rubyvn.com and ccsgiahuy.com.