hoangtech.com - dns.ninja

`hoangtech.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`nsbak.dotvndns.com` ⭐
		A	2406:9c80::9000:302^{🇻🇳 SUPERDATA2406:9c80::/48 -VN}
			PTR	`nsbak.dotvndns.com`
		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}
			PTR	`ns8922.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	222.255.121.247^{🇻🇳 VDC222.255.121.0/24 VNPT}
			PTR	`static.vdc.vn`
			PTR	`static.vnpt.vn`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c1b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`wv-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`_2qu93mzas9eysubbmn7h2ahbmtjj9b0`
SOA	`nsbak.dotvndns.com`hostmaster@hoangtech.com 2026-03-04 #30

`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=1782847791

Same first word

hoangtech.com

Similar names

hotchange.com

gohantech.com

thechango.com

DNS History

10 records (8 active, 2 former)

●NSns1.dotvndns.vn2015-07-10 → 2026-06-30 · 2 obs

● 2015-07-10 07:28:42
● 2026-06-30 19:52:06

●NSns2.dotvndns.vn2015-07-10 → 2026-06-30 · 2 obs

● 2015-07-10 07:28:42
● 2026-06-30 19:52:06

●NSnsbak.dotvndns.com2026-04-06 → 2026-06-30 · 3 obs

○ 2015-07-10 07:28:42
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

○MXmail.hoangtech.com2015-07-10 → 2017-06-22 · 4 obs

● 2015-07-10 07:28:42
● 2017-06-22 14:51:22
○ 2026-04-06 03:08:38
○ 2026-06-30 19:52:06

●MXsmtp.google.com2026-04-06 → 2026-06-30 · 3 obs

○ 2017-06-22 14:51:22
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

○A112.213.89.822015-07-10 → 2017-06-22 · 4 obs

● 2015-07-10 07:28:42
● 2017-06-22 14:51:22
○ 2026-04-06 03:08:38
○ 2026-06-30 19:52:06

●A198.185.159.1442026-04-06 → 2026-06-30 · 3 obs

○ 2017-06-22 14:51:22
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

●A198.185.159.1452026-04-06 → 2026-06-30 · 3 obs

○ 2017-06-22 14:51:22
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

●A198.49.23.1442026-04-06 → 2026-06-30 · 3 obs

○ 2017-06-22 14:51:22
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

●A198.49.23.1452026-04-06 → 2026-06-30 · 3 obs

○ 2017-06-22 14:51:22
● 2026-04-06 03:08:38
● 2026-06-30 19:52:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net...	-
hoangtech.com	nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn	2 records

✅ Authoritative Response

Server:222.255.121.247

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hoangtech.com (unsigned zone)

⏱️ Timing

Total: 1658ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.144, 198.185.159.145...`
NS	3	`ns2.dotvndns.vn, ns1.dotvndns.vn...`
MX	1	`smtp.google.com (pri: 1)`
TXT	1	`_2qu93mzas9eysubbmn7h2ahbmtjj9b0`
SOA	1	`nsbak.dotvndns.com hostmaster.hoangtech.`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

hoangtech.com points to the four IP addresses 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

kobenhavnsadvokatforening.dk, kaitlin-grant-design.com, kimdelgrosso.com and two other host names share IP numbers with hoangtech.com.

Name Servers

Three name servers are authoritative for hoangtech.com: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.

The name servers of hoangtech.com overlap at least partially with those of other domains — among them vikybomi.com.vn, evadastore.vn, kinghouse.vn and two more.

These name servers commonly co-occur with the name servers ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.

Hostnames that resolve to two IP addresses:

nsbak.dotvndns.com maps to two IP addresses — 112.213.89.22 and 2406:9c80::9000:302.

ns1.dotvndns.vn maps to two IP addresses — 112.213.89.3 and 2406:9c80::66.

Hosts with just one IP address:

ns2.dotvndns.vn points to the IP address 222.255.121.247.

Mail Servers

Mail for hoangtech.com is handled by a single mail server, smtp.google.com.

hoangtech.com uses an identical mail server configuration to several other domains — among them jaffagroup.com, dentipedia.com, dueranconsultancy.com and two more.

hoangtech.com has at least partial mail server overlap with other domains such as superweb.co, laincreibleabm.com.gt, linhvuenglish.edu.vn and two more.

These mail servers commonly co-occur with mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 others.

smtp.google.com resolves to 9 IP addresses — 142.251.163.27, 142.251.167.26, 142.251.167.27 and 6 others.