`webcongnghiep.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:463f^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:dcab^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.63^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.171^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rosemary.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:264d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosemary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosemary.ns.cloudflare.com`
		A	108.162.194.77^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	162.159.38.77^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	172.64.34.77^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
NS	`sean.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sean.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sean.ns.cloudflare.com`
		A	108.162.193.231^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	172.64.33.231^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
		A	173.245.59.231^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sean.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.63, 172.67.220.171
		IPv6 hints	2606:4700:3033::6815:463f, 2606:4700:3035::ac43:dcab
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOA	`rosemary.ns.cloudflare.com`dns@cloudflare.com serial=2401744673

`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=1777001731

Same first word

webcongnghiep.com

DNS History

18 records (6 active, 12 former)

○NSns1.sitelutions.com2015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns2.sitelutions.com2015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns3.sitelutions.com2015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns4.sitelutions.com2015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns5.sitelutions.com2015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns63.domaincontrol.com2026-04-06 → 2026-04-24 · 2 obs

○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○NSns64.domaincontrol.com2026-04-06 → 2026-04-24 · 2 obs

○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

●NSrosemary.ns.cloudflare.com2026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

●NSsean.ns.cloudflare.com2026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

○NSyns1.yahoo.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 11:31:38
○ 2015-06-21 19:45:28
○ 2026-04-24 03:49:38

○NSyns2.yahoo.com2008-03-16 → 2008-03-16 · 3 obs

● 2008-03-16 11:31:38
○ 2015-06-21 19:45:28
○ 2026-04-24 03:49:38

●A104.21.70.632026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

○A123.30.187.22015-06-21 → 2017-03-13 · 5 obs

○ 2008-03-16 11:31:38
● 2015-06-21 19:45:28
● 2017-03-13 01:52:22
○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

○A13.248.213.452026-04-06 → 2026-04-24 · 2 obs

○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

●A172.67.220.1712026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

●A2606:4700:3033::6815:463f2026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

●A2606:4700:3035::ac43:dcab2026-04-06 → 2026-04-24 · 3 obs

○ 2017-03-13 01:52:22
● 2026-04-06 04:50:44
● 2026-04-24 03:49:38

○A76.223.67.1892026-04-06 → 2026-04-24 · 2 obs

○ 2026-04-06 04:50:44
○ 2026-04-24 03:49:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
webcongnghiep.com	sean.ns.cloudflare.com, rosemary.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.231

NS records: sean.ns.cloudflare.com, rosemary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webcongnghiep.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.220.171, 104.21.70.63`
AAAA	2	`2606:4700:3033::6815:463f, 2606:4700:3035::ac43:dcab`
NS	2	`rosemary.ns.cloudflare.com, sean.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rosemary.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

webcongnghiep.com resolves to four IP numbers: 2606:4700:3033::6815:463f, 2606:4700:3035::ac43:dcab, 104.21.70.63 and 172.67.220.171.

other host names for instance admits.fyi, www.acadianavenue.com, sen28.com, jva-int.com.my and letecnichemigliorisulweb.altervista.org.cdn.cloudflare.net share IP numbers with webcongnghiep.com.

Name Servers

webcongnghiep.com is delegated to two name servers: rosemary.ns.cloudflare.com and sean.ns.cloudflare.com.

webcongnghiep.com shares the same name server setup as other domains, for example 212593.com, henkelx.com, xx1599.com, diffussence.com and oneedbestp.com.

webcongnghiep.com at least partially shares name servers with other domains, for instance partners2025infra.digital, eauxdelest.com, 6783399.com, moseycloud.click and motatorystudio.digital.

These name servers are commonly used with the name servers luciana.ns.cloudflare.com.

Host names with six IP numbers:

rosemary.ns.cloudflare.com points to: 2606:4700:50::a29f:264d, 2803:f800:50::6ca2:c24d, 2a06:98c1:50::ac40:224d, 108.162.194.77, 162.159.38.77 and 172.64.34.77; sean.ns.cloudflare.com points to: 2606:4700:58::adf5:3be7, 2803:f800:50::6ca2:c1e7, 2a06:98c1:50::ac40:21e7, 108.162.193.231, 172.64.33.231 and 173.245.59.231.

webcongnghiep.com - robtex.com