`dndgroup.tech`

DNSSEC	⚠️ Not signed
NS	`ns1.zonedns.vn` ⭐
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	64.176.84.220^{🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix}
			PTR	`ns1.zonedns.vn`
NS	`ns2.zonedns.vn`
		A	2401:c080:1400:1cd4:5400:5ff:fe80:ec33^{🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix}
		A	103.176.178.51^{🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN}
NS	`ns3.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.36.30^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
NS	`ns4.zonedns.vn`
		A	2001:df1:3200::15^{🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN}
		A	103.28.39.159^{🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN}
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
TXT	`v=spf1 include:_spf.google.com include:sparkpostmail.com ~all`
TXT	`google-site-verification=lKYBvJs2cojfmDm6IBlb773MBXL7--KcDpGz7tjcejM`
TXT	`verification-code-site-App_lark=Ryhg6WQl6eMcyhaFgmid`
SOA	`ns1.zonedns.vn`root@dndgroup.tech 2025-10-20 #1

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1781702033

Same first word

dndgroup.net

dndgroup.com

dndgroup.in

dndgroup.com.ua

dndgroup.tech

dndgroup.co.in

dndgroup.kz

Similar names

gurdonpd.gov

dpground.com

grupodnd.com

DNS History

17 records (5 active, 12 former)

○NSdns1.namecheaphosting.com2017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-13 03:55:46
● 2017-07-01 23:29:42
○ 2026-04-02 00:31:56
○ 2026-06-17 13:18:12

○NSdns1.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○NSdns2.namecheaphosting.com2017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-13 03:55:46
● 2017-07-01 23:29:42
○ 2026-04-02 00:31:56
○ 2026-06-17 13:18:12

○NSdns2.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

●NSns1.zonedns.vn2026-04-02 → 2026-06-17 · 3 obs

○ 2017-07-01 23:29:42
● 2026-04-02 00:31:56
● 2026-06-17 13:18:12

●NSns2.zonedns.vn2026-04-02 → 2026-06-17 · 3 obs

○ 2017-07-01 23:29:42
● 2026-04-02 00:31:56
● 2026-06-17 13:18:12

●NSns3.zonedns.vn2026-04-02 → 2026-06-17 · 3 obs

○ 2017-07-01 23:29:42
● 2026-04-02 00:31:56
● 2026-06-17 13:18:12

●NSns4.zonedns.vn2026-04-02 → 2026-06-17 · 3 obs

○ 2017-07-01 23:29:42
● 2026-04-02 00:31:56
● 2026-06-17 13:18:12

○MXeforward1.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○MXeforward2.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○MXeforward3.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○MXeforward4.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○MXeforward5.registrar-servers.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

○MXmail.dndgroup.tech2017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-13 03:55:46
● 2017-07-01 23:29:42
○ 2026-04-02 00:31:56
○ 2026-06-17 13:18:12

●MXsmtp.google.com2026-04-02 → 2026-06-17 · 3 obs

○ 2017-07-01 23:29:42
● 2026-04-02 00:31:56
● 2026-06-17 13:18:12

○A104.219.248.912017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-13 03:55:46
● 2017-07-01 23:29:42
○ 2026-04-02 00:31:56
○ 2026-06-17 13:18:12

○A162.255.119.2502016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 03:55:46
○ 2017-07-01 23:29:42
○ 2026-06-17 13:18:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns10.trs-dns.org, ns01.trs-dns.net, ns01.trs-dns.com, ns10.trs-dns.info	8 records
dndgroup.tech	ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn	-

✅ Authoritative Response

Server:103.176.178.51

NS records: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dndgroup.tech (unsigned zone)

⏱️ Timing

Total: 1634ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.zonedns.vn, ns4.zonedns.vn...`
MX	1	`SMTP.GOOGLE.COM (pri: 1)`
TXT	3	`v=spf1 include:_spf.google.com include:s, verification-code-site-App_lark=Ryhg6WQl...`
SOA	1	`ns1.zonedns.vn root.dndgroup.tech`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.net...)

Analysis

Name Servers

The NS records for dndgroup.tech point to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

At least some of dndgroup.tech's name servers are shared with other domains, for example nhadatvanminh.net, benhvienthongminhhanoi.vn, vexrobotics.vn and two more.

These name servers tend to be deployed in combination with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.

The hosts ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn all have two IP addresses each. ns1.zonedns.vn has 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33. ns2.zonedns.vn has 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33. ns3.zonedns.vn has 103.28.36.30 and 2001:df1:3200::15. ns4.zonedns.vn has 103.28.39.159 and 2001:df1:3200::15. Notably 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 appears for both ns1.zonedns.vn and ns2.zonedns.vn and 2001:df1:3200::15 appears for both ns3.zonedns.vn and ns4.zonedns.vn.

Both ns1.zonedns.vn and ns2.zonedns.vn resolve to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses each.

Both ns3.zonedns.vn and ns4.zonedns.vn resolve to 2001:df1:3200::15 IP addresses each.

Mail Servers

The sole mail server for dndgroup.tech is smtp.google.com.

Among the domains sharing a mail server setup with dndgroup.tech are whitefeathers.com, rdfrentals.com, interimvalley.com and two others.

There is at least a partial MX overlap between dndgroup.tech and other domains, including getai-power.com, weichertrelator.com, trypolaranalytics.net and two others.

These mail servers frequently co-occur with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

With 9 IP addresses total, smtp.google.com resolves to 142.250.31.26, 142.251.111.26, 142.251.111.27 and 6 others.

dndgroup.tech - robtex.com

dndgroup.tech

tech

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Name Servers

Mail Servers

`dndgroup.tech`

`tech`