`cogigroup.vn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:45bc^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:d431^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.69.188^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.212.49^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dora.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dora.ns.cloudflare.com`
		A	108.162.192.108^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	172.64.32.108^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
		A	173.245.58.108^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dora.ns.cloudflare.com`
NS	`tom.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c193^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2193^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tom.ns.cloudflare.com`
		A	108.162.193.147^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	172.64.33.147^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	173.245.59.147^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
MX	`mail.cogigroup.vn` ⭐
		A	46.202.138.163^{🇺🇦 IIHOS00146.202.136.0/22 HOSTINGER ID}
MX	`mx1.hostinger.com`⁽⁵⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`mx2.hostinger.com`⁽¹⁰⁾
		A	2606:4700:90:0:c1f8:f874:2386:b61f^{🇺🇸 Cloudflare2606:4700:90::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.65.182.103^{🇺🇸 Cloudflare172.65.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
TXT	`google-site-verification=dJjYyxBHcxZI0cWgcWMVRHrvMx8GqV4Jdvlz--Zl_Yk`
TXT	`v=spf1 include:_spf.mail.hostinger.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.69.188, 172.67.212.49
		IPv6 hints	2606:4700:3031::6815:45bc, 2606:4700:3036::ac43:d431
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOA	`dora.ns.cloudflare.com`dns@cloudflare.com serial=2400554506

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030751726

Subdomains

mail.cogigroup.vn

Same first word

cogigroup.vn

DNS History

10 records (9 active, 1 former)

●NSdora.ns.cloudflare.com2020-03-17 → 2026-05-09 · 2 obs

● 2020-03-17 23:36:54
● 2026-05-09 13:19:10

●NStom.ns.cloudflare.com2020-03-17 → 2026-05-09 · 2 obs

● 2020-03-17 23:36:54
● 2026-05-09 13:19:10

●MXmail.cogigroup.vn2020-03-17 → 2026-05-09 · 2 obs

● 2020-03-17 23:36:54
● 2026-05-09 13:19:10

●MXmx1.hostinger.com2026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

●MXmx2.hostinger.com2026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

●A104.21.69.1882026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

●A172.67.212.492026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

○A192.64.81.2342020-03-17 → 2020-03-17 · 3 obs

● 2020-03-17 23:36:54
○ 2026-05-01 06:47:02
○ 2026-05-09 13:19:10

●A2606:4700:3031::6815:45bc2026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

●A2606:4700:3036::ac43:d4312026-05-01 → 2026-05-09 · 3 obs

○ 2020-03-17 23:36:54
● 2026-05-01 06:47:02
● 2026-05-09 13:19:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	e.dns-servers.vn, d.dns-servers.vn, g.dns-servers.vn, a.dns-servers.vn...	-
cogigroup.vn	tom.ns.cloudflare.com, dora.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.108

NS records: tom.ns.cloudflare.com, dora.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cogigroup.vn (unsigned zone)

⏱️ Timing

Total: 1057ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.212.49, 104.21.69.188`
AAAA	2	`2606:4700:3031::6815:45bc, 2606:4700:3036::ac43:d431`
NS	2	`dora.ns.cloudflare.com, tom.ns.cloudflare.com`
MX	3	`mail.cogigroup.vn (pri: 0), mx2.hostinger.com (pri: 10)...`
TXT	2	`google-site-verification=dJjYyxBHcxZI0cW, v=spf1 include:_spf.mail.hostinger.com ~`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dora.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

cogigroup.vn is a parent of mail.cogigroup.vn.

IP Addresses

cogigroup.vn resolves to four IPs: 2606:4700:3031::6815:45bc, 2606:4700:3036::ac43:d431, 104.21.69.188 and 172.67.212.49.

Other host names such as outandaboutnashville.com, grapikom.com, xirandephtora.sbs, dziq.am and ttwith.com share IP numbers with cogigroup.vn.

Name Servers

cogigroup.vn is delegated to two name servers: dora.ns.cloudflare.com and tom.ns.cloudflare.com.

cogigroup.vn uses the same name server setup as other domains, including rojadirecta.com, ttns.net, waymakers.org, dongengineering.com and theserver.com.br.

At least part of the name servers for cogigroup.vn are shared with other domains, for instance molokophuket.com, digitalocena.com, canalcero.digital, aurinfer.com and technic-tickets.ru.

These name servers are often used together with kia.ns.cloudflare.com, jake.ns.cloudflare.com and andy.ns.cloudflare.com.

Host names with six IP numbers:

dora.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6c, 2803:f800:50::6ca2:c06c, 2a06:98c1:50::ac40:206c, 108.162.192.108, 172.64.32.108 and 173.245.58.108.

tom.ns.cloudflare.com points to: 2606:4700:58::adf5:3b93, 2803:f800:50::6ca2:c193, 2a06:98c1:50::ac40:2193, 108.162.193.147, 172.64.33.147 and 173.245.59.147.

Mail Servers

Three mail servers handle cogigroup.vn: mx1.hostinger.com, mx2.hostinger.com and mail.cogigroup.vn.

cogigroup.vn shares at least some mail servers with other domains, for example saharafennectours.com, diteq.com.br, almegijar.com, chicago-boiler-repair.com and psalmcorporation.com.

Host names with two IP numbers

The host name mx1.hostinger.com points to 2606:4700:90:0:c1f8:f874:2386:b61f and 172.65.182.103.

The host name mx2.hostinger.com points to 2606:4700:90:0:c1f8:f874:2386:b61f and 172.65.182.103.

Host names with one IP number

The host name mail.cogigroup.vn points to 46.202.138.163.

Host names that point to 2606:4700:90:0:c1f8:f874:2386:b61f: mx1.hostinger.com and mx2.hostinger.com

Host names that point to 172.65.182.103: mx1.hostinger.com and mx2.hostinger.com

cogigroup.vn - robtex.com

cogigroup.vn

vn

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cogigroup.vn`

`vn`