`21ketang.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:be8^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:83d3^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.11.232^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.211^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carla.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2656^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c256^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2256^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carla.ns.cloudflare.com`
		A	108.162.194.86^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	162.159.38.86^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
		A	172.64.34.86^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carla.ns.cloudflare.com`
NS	`matias.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c49^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c349^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matias.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2349^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matias.ns.cloudflare.com`
		A	108.162.195.73^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	162.159.44.73^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
		A	172.64.35.73^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matias.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.11.232, 172.67.131.211
		IPv6 hints	2606:4700:3033::6815:be8, 2606:4700:3034::ac43:83d3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com
SOA	`carla.ns.cloudflare.com`dns@cloudflare.com serial=2403876213

`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=1778782471

Same first word

21ketang.com

Similar names

12ketang.com

DNS History

21 records (6 active, 15 former)

●NScarla.ns.cloudflare.com2026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

○NSdns13.hichina.com2018-09-26 → 2018-09-26 · 4 obs

○ 2017-02-06 20:07:52
● 2018-09-26 01:11:28
○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○NSdns14.hichina.com2018-09-26 → 2018-09-26 · 4 obs

○ 2017-02-06 20:07:52
● 2018-09-26 01:11:28
○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○NSexpire1.gname-dns.com2026-04-03 → 2026-05-14 · 2 obs

○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○NSexpire2.gname-dns.com2026-04-03 → 2026-05-14 · 2 obs

○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○NSf1g1ns1.dnspod.net2015-08-05 → 2016-06-18 · 4 obs

● 2015-08-05 03:52:30
● 2016-06-18 01:15:48
○ 2017-02-06 20:07:52
○ 2026-05-14 18:29:16

○NSf1g1ns2.dnspod.net2015-08-05 → 2016-06-18 · 4 obs

● 2015-08-05 03:52:30
● 2016-06-18 01:15:48
○ 2017-02-06 20:07:52
○ 2026-05-14 18:29:16

●NSmatias.ns.cloudflare.com2026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

○NSns1.julydns.com2026-04-03 → 2026-04-03 · 4 obs

○ 2018-09-26 01:11:28
● 2026-04-03 13:49:16
○ 2026-05-14 18:29:14
○ 2026-05-14 18:29:16

○NSns2.julydns.com2026-04-03 → 2026-04-03 · 4 obs

○ 2018-09-26 01:11:28
● 2026-04-03 13:49:16
○ 2026-05-14 18:29:14
○ 2026-05-14 18:29:16

○MXmxn.mxhichina.com2018-09-26 → 2018-09-26 · 3 obs

● 2018-09-26 01:11:28
○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○MXmxw.mxhichina.com2018-09-26 → 2018-09-26 · 3 obs

● 2018-09-26 01:11:28
○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

●A104.21.11.2322026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

●A172.67.131.2112026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

●A2606:4700:3033::6815:be82026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

●A2606:4700:3034::ac43:83d32026-05-14 → 2026-05-14 · 3 obs

○ 2026-04-03 13:49:16
● 2026-05-14 18:29:14
● 2026-05-14 18:29:16

○A47.88.50.162016-02-22 → 2016-06-18 · 5 obs

○ 2015-11-22 15:20:36
● 2016-02-22 11:54:02
● 2016-06-18 01:15:48
○ 2017-02-06 20:07:52
○ 2026-05-14 18:29:16

○A58.96.181.322015-08-05 → 2015-11-22 · 4 obs

● 2015-08-05 03:52:30
● 2015-11-22 15:20:36
○ 2016-02-22 11:54:02
○ 2026-05-14 18:29:16

○A8.218.118.1572026-04-03 → 2026-04-03 · 4 obs

○ 2017-02-06 20:07:52
● 2026-04-03 13:49:16
○ 2026-05-14 18:29:14
○ 2026-05-14 18:29:16

○CNAMEexp.gs-cdn.com2026-04-03 → 2026-05-14 · 2 obs

○ 2026-04-03 13:49:16
○ 2026-05-14 18:29:16

○CNAMEns.wangguai.com2015-08-05 → 2016-06-18 · 4 obs

● 2015-08-05 03:52:30
● 2016-06-18 01:15:48
○ 2017-02-06 20:07:52
○ 2026-05-14 18:29:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net...	-
21ketang.com	carla.ns.cloudflare.com, matias.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.73

NS records: carla.ns.cloudflare.com, matias.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21ketang.com (unsigned zone)

⏱️ Timing

Total: 204ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.211, 104.21.11.232`
AAAA	2	`2606:4700:3033::6815:be8, 2606:4700:3034::ac43:83d3`
NS	2	`carla.ns.cloudflare.com, matias.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carla.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21ketang.com resolves to four IP numbers: 2606:4700:3033::6815:be8, 2606:4700:3034::ac43:83d3, 104.21.11.232 and 172.67.131.211.

Other host names such as doctortok.com, andrew67.com, lottospelen.be, nedafi.com and district-9.cn share IPs with 21ketang.com.

Name Servers

21ketang.com is delegated to two name servers: carla.ns.cloudflare.com and matias.ns.cloudflare.com.

21ketang.com shares the same name server setup as fangnaier.net.cn, cgcic.com.cn, cdnzspa.com, szxngk.com and gupiaorumen.net.cn.

21ketang.com at least partially shares name servers with other domains, for instance kadinpulaubangkaru.org, h923.com, boomz.ru, exumaholiday.com and calcu.org.

These name servers are commonly used with thea.ns.cloudflare.com and evan.ns.cloudflare.com.

Host names with six IP numbers:

carla.ns.cloudflare.com points to 2606:4700:50::a29f:2656, 2803:f800:50::6ca2:c256, 2a06:98c1:50::ac40:2256, 108.162.194.86, 162.159.38.86 and 172.64.34.86.

matias.ns.cloudflare.com points to 2606:4700:58::a29f:2c49, 2803:f800:50::6ca2:c349, 2a06:98c1:50::ac40:2349, 108.162.195.73, 162.159.44.73 and 172.64.35.73.

21ketang.com - robtex.com

21ketang.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`21ketang.com`

`com`