`20yy.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:9b0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:a124^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.9.176^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.161.36^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ariadne.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26e1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariadne.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ariadne.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ariadne.ns.cloudflare.com`
		A	108.162.194.225^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariadne.ns.cloudflare.com`
		A	162.159.38.225^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariadne.ns.cloudflare.com`
		A	172.64.34.225^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ariadne.ns.cloudflare.com`
NS	`remy.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`remy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c373^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`remy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2373^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`remy.ns.cloudflare.com`
		A	108.162.195.115^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`remy.ns.cloudflare.com`
		A	162.159.44.115^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`remy.ns.cloudflare.com`
		A	172.64.35.115^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`remy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.9.176, 172.67.161.36
		IPv6	2606:4700:3032::6815:9b0, 2606:4700:3034::ac43:a124
SOA	`ariadne.ns.cloudflare.com`dns@cloudflare.com serial=2400113157

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034617545

Same first word

20yy.com

20yy.cn

Similar names

02yy.com

y20y.com

yy02.cn

yy02.com

DNS History

20 records (6 active, 14 former)

●NSariadne.ns.cloudflare.com2026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

○NSf1g1ns1.dnspod.net2015-06-14 → 2021-02-05 · 4 obs

● 2015-06-14 18:37:42
● 2021-02-05 05:05:26
○ 2026-03-17 15:00:04
○ 2026-03-31 18:46:12

○NSf1g1ns2.dnspod.net2015-06-14 → 2021-02-05 · 4 obs

● 2015-06-14 18:37:42
● 2021-02-05 05:05:26
○ 2026-03-17 15:00:04
○ 2026-03-31 18:46:12

○NSns1.judns.com2026-03-17 → 2026-03-18 · 5 obs

○ 2021-02-05 05:05:26
● 2026-03-17 15:00:04
● 2026-03-18 00:49:38
○ 2026-03-31 18:46:10
○ 2026-03-31 18:46:12

○NSns1.julydns.com2026-03-17 → 2026-03-18 · 5 obs

○ 2021-02-05 05:05:26
● 2026-03-17 15:00:04
● 2026-03-18 00:49:38
○ 2026-03-31 18:46:10
○ 2026-03-31 18:46:12

○NSns2.judns.com2026-03-17 → 2026-03-18 · 5 obs

○ 2021-02-05 05:05:26
● 2026-03-17 15:00:04
● 2026-03-18 00:49:38
○ 2026-03-31 18:46:10
○ 2026-03-31 18:46:12

○NSns2.julydns.com2026-03-17 → 2026-03-18 · 5 obs

○ 2021-02-05 05:05:26
● 2026-03-17 15:00:04
● 2026-03-18 00:49:38
○ 2026-03-31 18:46:10
○ 2026-03-31 18:46:12

●NSremy.ns.cloudflare.com2026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

○MXmail.skrimple.com2016-01-22 → 2017-03-20 · 4 obs

● 2016-01-22 04:12:38
● 2017-03-20 10:02:46
○ 2020-01-22 11:02:38
○ 2026-03-31 18:46:12

○A103.145.39.1072021-02-05 → 2021-02-05 · 4 obs

○ 2020-01-22 11:02:38
● 2021-02-05 05:05:26
○ 2026-03-17 15:00:04
○ 2026-03-31 18:46:12

○A103.51.144.812017-03-20 → 2017-03-20 · 4 obs

○ 2016-04-13 15:32:42
● 2017-03-20 10:02:46
○ 2020-01-22 11:02:38
○ 2026-03-31 18:46:12

●A104.21.9.1762026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

○A123.254.111.1902015-06-14 → 2015-10-26 · 4 obs

● 2015-06-14 18:37:42
● 2015-10-26 12:15:58
○ 2016-01-22 04:12:38
○ 2026-03-31 18:46:12

●A172.67.161.362026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

○A198.135.53.822026-03-17 → 2026-03-18 · 5 obs

○ 2021-02-05 05:05:26
● 2026-03-17 15:00:04
● 2026-03-18 00:49:38
○ 2026-03-31 18:46:10
○ 2026-03-31 18:46:12

●A2606:4700:3032::6815:9b02026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

●A2606:4700:3034::ac43:a1242026-03-31 → 2026-03-31 · 3 obs

○ 2026-03-18 00:49:38
● 2026-03-31 18:46:10
● 2026-03-31 18:46:12

○A65.19.157.2342016-04-13 → 2016-04-13 · 4 obs

○ 2016-01-22 04:12:38
● 2016-04-13 15:32:42
○ 2017-03-20 10:02:46
○ 2026-03-31 18:46:12

○A65.19.157.2352016-01-22 → 2016-01-22 · 4 obs

○ 2015-10-26 12:15:58
● 2016-01-22 04:12:38
○ 2016-04-13 15:32:42
○ 2026-03-31 18:46:12

○A97.64.120.1902020-01-22 → 2020-01-22 · 4 obs

○ 2017-03-20 10:02:46
● 2020-01-22 11:02:38
○ 2021-02-05 05:05:26
○ 2026-03-31 18:46:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
20yy.cn	remy.ns.cloudflare.com, ariadne.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.225

NS records: remy.ns.cloudflare.com, ariadne.ns.cloudflare.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn

⏱️ Timing

Total: 3372ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.9.176, 172.67.161.36`
AAAA	2	`2606:4700:3034::ac43:a124, 2606:4700:3032::6815:9b0`
NS	2	`ariadne.ns.cloudflare.com, remy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ariadne.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

20yy.cn points to four IP numbers: 2606:4700:3032::6815:9b0, 2606:4700:3034::ac43:a124, 104.21.9.176 and 172.67.161.36.

Other host names, for instance ietf.pl, ump.co.uk, api.rfvagt.dk, www.malaysialistings.com and metrolagu.go-lagu.net share IP numbers with 20yy.cn.

Name Servers

20yy.cn's delegation is to two name servers ariadne.ns.cloudflare.com and remy.ns.cloudflare.com.

20yy.cn shares the same name server configuration as other domains, such as g702.cn, ycstsm.com, htydg.com, reggaecyrus.com and cdcdjxsb.com.

20yy.cn at least partially shares its name servers with other domains, for instance thebestorganicskincare.com, guatemalapools.com, flexwifi.com, myevoglobal.com and valerinthosa.com.

These name servers are commonly used with anderson.ns.cloudflare.com, desi.ns.cloudflare.com and yadiel.ns.cloudflare.com.

Host names with six IP numbers:

ariadne.ns.cloudflare.com points to: 2606:4700:50::a29f:26e1, 2803:f800:50::6ca2:c2e1, 2a06:98c1:50::ac40:22e1, 108.162.194.225, 162.159.38.225 and 172.64.34.225.

remy.ns.cloudflare.com points to: 2606:4700:58::a29f:2c73, 2803:f800:50::6ca2:c373, 2a06:98c1:50::ac40:2373, 108.162.195.115, 162.159.44.115 and 172.64.35.115.

20yy.cn - robtex.com

20yy.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`20yy.cn`

`cn`