`duancun.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8f59^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:5f3d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.95.61^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.143.89^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`george.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3ba7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`george.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`george.ns.cloudflare.com`
		A	108.162.193.167^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	172.64.33.167^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
		A	173.245.59.167^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`george.ns.cloudflare.com`
NS	`rosa.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosa.ns.cloudflare.com`
		A	108.162.192.228^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	172.64.32.228^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	173.245.58.228^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
MX	`mail.happyisp.com` ⭐
		A	5.161.49.68^{🇺🇸 HETZNER-CLOUD2-AS5.161.49.0/24}
			PTR	`mail.happyisp.com`
		A	137.184.158.105^{🇺🇸 DIGITALOCEAN137.184.144.0/20 DigitalOcean}
			PTR	`mail.happyisp.com`
TXT	`v=spf1 ip6:fd0d:d741:e183::/48 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.95.61, 172.67.143.89
		IPv6	2606:4700:3031::ac43:8f59, 2606:4700:3032::6815:5f3d
SOA	`george.ns.cloudflare.com`dns@cloudflare.com serial=2396445415

`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=1774387587

Same first word

duancun.com

DNS History

12 records (7 active, 5 former)

●NSgeorge.ns.cloudflare.com2026-03-18 → 2026-03-24 · 2 obs

● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

●NSrosa.ns.cloudflare.com2026-03-18 → 2026-03-24 · 2 obs

● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

●MXmail.happyisp.com2026-03-18 → 2026-03-24 · 3 obs

○ 2017-04-19 04:52:32
● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

○MXmail.skrimple.com2015-05-22 → 2017-04-19 · 4 obs

● 2015-05-22 13:49:38
● 2017-04-19 04:52:32
○ 2026-03-18 16:58:48
○ 2026-03-24 21:51:32

○A103.51.144.812016-11-20 → 2017-04-19 · 5 obs

○ 2016-03-19 19:41:52
● 2016-11-20 06:27:32
● 2017-04-19 04:52:32
○ 2026-03-18 16:58:48
○ 2026-03-24 21:51:32

●A104.21.95.612026-03-18 → 2026-03-24 · 3 obs

○ 2017-04-19 04:52:32
● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

●A172.67.143.892026-03-18 → 2026-03-24 · 3 obs

○ 2017-04-19 04:52:32
● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

○A184.105.178.882015-10-15 → 2015-10-15 · 4 obs

○ 2015-05-22 13:49:38
● 2015-10-15 23:07:36
○ 2015-12-16 21:19:48
○ 2026-03-24 21:51:32

○A198.12.15.2442015-05-22 → 2015-05-22 · 3 obs

● 2015-05-22 13:49:38
○ 2015-10-15 23:07:36
○ 2026-03-24 21:51:32

●A2606:4700:3031::ac43:8f592026-03-18 → 2026-03-24 · 3 obs

○ 2017-04-19 04:52:32
● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

●A2606:4700:3032::6815:5f3d2026-03-18 → 2026-03-24 · 3 obs

○ 2017-04-19 04:52:32
● 2026-03-18 16:58:48
● 2026-03-24 21:51:32

○A65.19.157.2352015-12-16 → 2016-03-19 · 5 obs

○ 2015-10-15 23:07:36
● 2015-12-16 21:19:48
● 2016-03-19 19:41:52
○ 2016-11-20 06:27:32
○ 2026-03-24 21:51:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
duancun.com	george.ns.cloudflare.com, rosa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.167

NS records: george.ns.cloudflare.com, rosa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duancun.com (unsigned zone)

⏱️ Timing

Total: 977ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.143.89, 104.21.95.61`
AAAA	2	`2606:4700:3032::6815:5f3d, 2606:4700:3031::ac43:8f59`
NS	2	`george.ns.cloudflare.com, rosa.ns.cloudflare.com`
MX	1	`mail.happyisp.com (pri: 1)`
TXT	1	`v=spf1 ip6:fd0d:d741:e183::/48 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`george.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

duancun.com maps to four IP numbers: 2606:4700:3031::ac43:8f59, 2606:4700:3032::6815:5f3d, 104.21.95.61 and 172.67.143.89.

other host names include www.freetech.sk, newsbritmedia.co.uk, hestia.dev, lbi-whatsapp.hl.cn and healthybutsmart.com; they share IP numbers with duancun.com.

Name Servers

Two name servers george.ns.cloudflare.com and rosa.ns.cloudflare.com handle the delegation for duancun.com.

duancun.com shares the same name server setup as other domains, for instance owslab.io, 2dworkflow.com, cloudclass.com.vn, ows.vn and ieion.com.

duancun.com at least partially shares name servers with other domains, for instance bimbaylolaes.com, rmoulding.co.uk, streamcreativeblog.uk, oupomov.cc and amplifyinvestments.com.

These name servers are commonly used alongside darl.ns.cloudflare.com.

Six IP addresses per host:

george.ns.cloudflare.com points to 2606:4700:58::adf5:3ba7, 2803:f800:50::6ca2:c1a7, 2a06:98c1:50::ac40:21a7, 108.162.193.167, 172.64.33.167 and 173.245.59.167; rosa.ns.cloudflare.com points to 2606:4700:50::adf5:3ae4, 2803:f800:50::6ca2:c0e4, 2a06:98c1:50::ac40:20e4, 108.162.192.228, 172.64.32.228 and 173.245.58.228

Mail Servers

duancun.com is handled by a single mail server, mail.happyisp.com.

duancun.com uses the same mail server setup as other domains, for instance haichang.com, isz.cn, alzoor.com, jiuzong.com.cn and riyun.com.

mail.happyisp.com resolves to two IPs: 5.161.49.68 and 137.184.158.105.

duancun.com - robtex.com

duancun.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`duancun.com`

`com`