duonghc.com - dns.ninja

duonghc.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:1cf5🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:93eb🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.245Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.235🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSabby.ns.cloudflare.com
A2606:4700:50::adf5:3a64🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRabby.ns.cloudflare.com
A2803:f800:50::6ca2:c064🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRabby.ns.cloudflare.com
A2a06:98c1:50::ac40:2064🇺🇸 Cloudflare2a06:98c1:50::/45
PTRabby.ns.cloudflare.com
A108.162.192.100🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRabby.ns.cloudflare.com
A172.64.32.100🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRabby.ns.cloudflare.com
A173.245.58.100🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRabby.ns.cloudflare.com
NSelliot.ns.cloudflare.com
A2606:4700:58::adf5:3ba2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A2803:f800:50::6ca2:c1a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelliot.ns.cloudflare.com
A2a06:98c1:50::ac40:21a2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelliot.ns.cloudflare.com
A108.162.193.162🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A172.64.33.162🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
A173.245.59.162🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelliot.ns.cloudflare.com
MXsmtp.secureserver.net
A216.69.141.71🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp01-v01.prod.phx3.secureserver.net
A216.69.141.84🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp02-v01.prod.phx3.secureserver.net
A216.69.141.113🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp03-v01.prod.phx3.secureserver.net
MXmailstore1.secureserver.net(10)
A216.69.141.78🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp01-v02.prod.phx3.secureserver.net
A216.69.141.114🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp03-v02.prod.phx3.secureserver.net
A216.69.141.162🇺🇸 AS398101216.69.140.0/22
PTRosplibsmtp02-v02.prod.phx3.secureserver.net
TXTgoogle-site-verification=FHufNmgwQeqSFIYKh9BudR7Y9FYIZNRxraVw-sDIfb8
TXTgoogle-site-verification=NUq9XdZdUZESfDESb2IkOBdIBKx_jXX5NCy-Qfux7jQ
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.245, 172.67.147.235
IPv6 hints2606:4700:3033::6815:1cf5, 2606:4700:3035::ac43:93eb
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=53, name=cloudflare-ech.com
SOAabby.ns.cloudflare.comdns@cloudflare.com serial=2410561447

com

Same first word

Similar names

DNS History

13 records (8 active, 5 former)

2017201820192020202120222023202420252026NSabby.ns.cloudflare.comelliot.ns.cloudflare.comns51.domaincontrol.comns52.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.28.245172.67.147.2352606:4700:3033::6815:1cf52606:4700:3035::ac43:93eb184.168.221.542606:4700:3031::6815:1cf52606:4700:3033::ac43:93eb
NSabby.ns.cloudflare.com2026-04-10 → 2026-07-31 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
● 2026-07-31 19:39:16
NSelliot.ns.cloudflare.com2026-04-10 → 2026-07-31 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
● 2026-07-31 19:39:16
NSns51.domaincontrol.com2016-12-20 → 2017-10-02 · 4 obs
● 2016-12-20 08:28:04
● 2017-10-02 19:45:22
○ 2026-04-10 16:47:08
○ 2026-07-31 19:39:16
NSns52.domaincontrol.com2016-12-20 → 2017-10-02 · 4 obs
● 2016-12-20 08:28:04
● 2017-10-02 19:45:22
○ 2026-04-10 16:47:08
○ 2026-07-31 19:39:16
MXmailstore1.secureserver.net2016-12-20 → 2026-07-31 · 2 obs
● 2016-12-20 08:28:04
● 2026-07-31 19:39:16
MXsmtp.secureserver.net2016-12-20 → 2026-07-31 · 2 obs
● 2016-12-20 08:28:04
● 2026-07-31 19:39:16
A104.21.28.2452026-04-10 → 2026-07-31 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
● 2026-07-31 19:39:16
A172.67.147.2352026-04-10 → 2026-07-31 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
● 2026-07-31 19:39:16
A184.168.221.542016-12-20 → 2017-10-02 · 4 obs
● 2016-12-20 08:28:04
● 2017-10-02 19:45:22
○ 2026-04-10 16:47:08
○ 2026-07-31 19:39:16
A2606:4700:3031::6815:1cf52026-04-10 → 2026-04-10 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
○ 2026-07-31 19:39:16
A2606:4700:3033::6815:1cf52026-07-31 → 2026-07-31 · 2 obs
○ 2026-04-10 16:47:08
● 2026-07-31 19:39:16
A2606:4700:3033::ac43:93eb2026-04-10 → 2026-04-10 · 3 obs
○ 2017-10-02 19:45:22
● 2026-04-10 16:47:08
○ 2026-07-31 19:39:16
A2606:4700:3035::ac43:93eb2026-07-31 → 2026-07-31 · 2 obs
○ 2026-04-10 16:47:08
● 2026-07-31 19:39:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net...-
duonghc.comabby.ns.cloudflare.com, elliot.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.100

NS records: abby.ns.cloudflare.com, elliot.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duonghc.com (unsigned zone)

⏱️ Timing

Total: 242ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.147.235, 104.21.28.245
AAAA22606:4700:3035::ac43:93eb, 2606:4700:3033::6815:1cf5
NS2abby.ns.cloudflare.com, elliot.ns.cloudflare.com
MX2smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)
TXT2google-site-verification=FHufNmgwQeqSFIY, google-site-verification=NUq9XdZdUZESfDE
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1abby.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duonghc.com points to the four IP addresses 104.21.28.245, 172.67.147.235, 2606:4700:3033::6815:1cf5 and 2606:4700:3035::ac43:93eb.

Additional host names — winwin-amp.top, www.huavax.com, (0x706f726e)o9k.com and two others — share IP numbers with duonghc.com.

Name Servers

DNS delegation for duonghc.com points to two name servers: abby.ns.cloudflare.com and elliot.ns.cloudflare.com.

duonghc.com shares its name server setup with other domains, including ip.im, hocwebchuan.com, socioumane.ro and two others.

At least some of duonghc.com's name servers are shared with other domains, for example visor.com.ph, visitlawrenceburgky.com, empllo.com and two more.

It is common for these name servers to be used in conjunction with the name servers lloyd.ns.cloudflare.com, tori.ns.cloudflare.com and sergi.ns.cloudflare.com.

Host names with 6 IP numbers:

abby.ns.cloudflare.com has IP addresses 108.162.192.100, 172.64.32.100 and 173.245.58.100, plus 3 other.

elliot.ns.cloudflare.com has IP addresses 108.162.193.162, 172.64.33.162 and 173.245.59.162, plus 3 other.

Mail Servers

duonghc.com has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

duonghc.com shares the same mail server setup as other domains, including gunrite.com, vcifishingproducts.com, 40designs.com and two others.

duonghc.com overlaps on mail servers with certain other domains, (0x6469636b)andson.com among them.

The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.