`quathucong.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:7c2^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:bbfc^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.194^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.252^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ian.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b76^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c176^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2176^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ian.ns.cloudflare.com`
		A	108.162.193.118^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	172.64.33.118^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
		A	173.245.59.118^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ian.ns.cloudflare.com`
NS	`stevie.ns.cloudflare.com`
		A	2606:4700:50::a29f:266a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stevie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stevie.ns.cloudflare.com`
		A	108.162.194.106^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	162.159.38.106^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
		A	172.64.34.106^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stevie.ns.cloudflare.com`
TXT	`google-site-verification=xzOtxwHcvPWgsCU0VRQn-f8bF7VmLL1D3Wvw5OQx94I`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.194, 172.67.187.252
		IPv6 hints	2606:4700:3032::6815:7c2, 2606:4700:3032::ac43:bbfc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=95, name=cloudflare-ech.com
SOA	`ian.ns.cloudflare.com`dns@cloudflare.com serial=2403511428

`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=1778550061

Subdomains

mail.quathucong.com

Same first word

quathucong.com

DNS History

13 records (6 active, 7 former)

●NSian.ns.cloudflare.com2026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

○NSns1.dotvndns.vn2015-06-14 → 2016-09-22 · 6 obs

● 2015-06-14 19:21:08
○ 2015-10-31 21:51:06
● 2016-01-15 16:01:12
● 2016-09-22 22:25:00
○ 2017-07-08 00:27:56
○ 2026-05-12 02:04:06

○NSns1.pavietnam.vn2015-10-31 → 2017-07-08 · 7 obs

○ 2015-06-14 19:21:08
● 2015-10-31 21:51:06
○ 2016-01-15 16:01:12
● 2016-09-22 22:25:00
● 2017-07-08 00:27:56
○ 2026-05-03 07:07:10
○ 2026-05-12 02:04:06

○NSns2.dotvndns.vn2015-06-14 → 2016-09-22 · 6 obs

● 2015-06-14 19:21:08
○ 2015-10-31 21:51:06
● 2016-01-15 16:01:12
● 2016-09-22 22:25:00
○ 2017-07-08 00:27:56
○ 2026-05-12 02:04:06

○NSns2.pavietnam.vn2015-10-31 → 2017-07-08 · 7 obs

○ 2015-06-14 19:21:08
● 2015-10-31 21:51:06
○ 2016-01-15 16:01:12
○ 2016-09-22 22:25:00
● 2017-07-08 00:27:56
○ 2026-05-03 07:07:10
○ 2026-05-12 02:04:06

○NSnsbak.pavietnam.net2015-10-31 → 2017-07-08 · 7 obs

○ 2015-06-14 19:21:08
● 2015-10-31 21:51:06
○ 2016-01-15 16:01:12
○ 2016-09-22 22:25:00
● 2017-07-08 00:27:56
○ 2026-05-03 07:07:10
○ 2026-05-12 02:04:06

●NSstevie.ns.cloudflare.com2026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

○MXmail.quathucong.com2015-06-14 → 2017-07-08 · 4 obs

● 2015-06-14 19:21:08
● 2017-07-08 00:27:56
○ 2026-05-03 07:07:10
○ 2026-05-12 02:04:06

●A104.21.7.1942026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

○A112.213.89.1472015-06-14 → 2017-07-08 · 4 obs

● 2015-06-14 19:21:08
● 2017-07-08 00:27:56
○ 2026-05-03 07:07:10
○ 2026-05-12 02:04:06

●A172.67.187.2522026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

●A2606:4700:3032::6815:7c22026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

●A2606:4700:3032::ac43:bbfc2026-05-03 → 2026-05-12 · 3 obs

○ 2017-07-08 00:27:56
● 2026-05-03 07:07:10
● 2026-05-12 02:04:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net...	-
quathucong.com	ian.ns.cloudflare.com, stevie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.118

NS records: ian.ns.cloudflare.com, stevie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quathucong.com (unsigned zone)

⏱️ Timing

Total: 204ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.187.252, 104.21.7.194`
AAAA	2	`2606:4700:3032::6815:7c2, 2606:4700:3032::ac43:bbfc`
NS	2	`ian.ns.cloudflare.com, stevie.ns.cloudflare.com`
TXT	1	`google-site-verification=xzOtxwHcvPWgsCU`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ian.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ian.ns.cloudflare.com, ian.ns.cloudflare.com, ian.ns.cloudflare.com...)

Analysis

Hierarchy

quathucong.com is a parent of mail.quathucong.com.

IP Addresses

quathucong.com resolves to four IPs: 2606:4700:3032::6815:7c2, 2606:4700:3032::ac43:bbfc, 104.21.7.194 and 172.67.187.252.

Other host names such as soulflings.com, www.cunial.co.il, sarcfoundation.com, srisukhmanigroup.org and dns.weebagency.be share IP numbers with quathucong.com.

Name Servers

quathucong.com is delegated to two name servers: ian.ns.cloudflare.com and stevie.ns.cloudflare.com.

quathucong.com uses the same name server setup as other domains, including yenahsoft.com, ruyibd.com, dilazinsaat.com, 001680.com and androidweeds.com.

At least part of the name servers for quathucong.com are shared with other domains, for instance njpinebarrens.net, tulsachamber.com, joelfotinos.com, sdt360.com and bocajje-fr.com.

These name servers are commonly used with kaiser.ns.cloudflare.com, lily.ns.cloudflare.com, chance.ns.cloudflare.com and gene.ns.cloudflare.com.

Host names with six IP numbers:

ian.ns.cloudflare.com points to: 2606:4700:58::adf5:3b76, 2803:f800:50::6ca2:c176, 2a06:98c1:50::ac40:2176, 108.162.193.118, 172.64.33.118 and 173.245.59.118.

stevie.ns.cloudflare.com points to: 2606:4700:50::a29f:266a, 2803:f800:50::6ca2:c26a, 2a06:98c1:50::ac40:226a, 108.162.194.106, 162.159.38.106 and 172.64.34.106.

quathucong.com - robtex.com

quathucong.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`quathucong.com`

`com`