`zz51e.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:b7a1^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:4bec^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.75.236^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.161^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aaron.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c96^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c396^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aaron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2396^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aaron.ns.cloudflare.com`
		A	108.162.195.150^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	162.159.44.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
		A	172.64.35.150^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aaron.ns.cloudflare.com`
NS	`melany.ns.cloudflare.com`
		A	2606:4700:50::a29f:268a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melany.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melany.ns.cloudflare.com`
		A	108.162.194.138^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	162.159.38.138^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	172.64.34.138^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.75.236, 172.67.183.161
		IPv6 hints	2606:4700:3031::ac43:b7a1, 2606:4700:3035::6815:4bec
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com
SOA	`aaron.ns.cloudflare.com`dns@cloudflare.com serial=2402253910

`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=2034775390

Previously NS for

zz51e.cn

Same first word

zz51e.cn

DNS History

22 records (6 active, 16 former)

●NSaaron.ns.cloudflare.com2026-03-14 → 2026-05-10 · 3 obs

○ 2017-07-02 09:11:30
● 2026-03-14 17:16:04
● 2026-05-10 17:18:28

○NSf1g1ns1.dnspod.net2016-11-26 → 2016-11-26 · 4 obs

○ 2016-04-17 00:06:38
● 2016-11-26 02:30:46
○ 2017-07-02 09:11:30
○ 2026-05-10 17:18:28

○NSf1g1ns2.dnspod.net2016-11-26 → 2016-11-26 · 4 obs

○ 2016-04-17 00:06:38
● 2016-11-26 02:30:46
○ 2017-07-02 09:11:30
○ 2026-05-10 17:18:28

●NSmelany.ns.cloudflare.com2026-03-14 → 2026-05-10 · 3 obs

○ 2017-07-02 09:11:30
● 2026-03-14 17:16:04
● 2026-05-10 17:18:28

○NSns.nagor.cn2015-06-15 → 2016-01-18 · 4 obs

● 2015-06-15 23:55:02
● 2016-01-18 16:40:50
○ 2016-04-17 00:06:38
○ 2026-05-10 17:18:28

○NSns.nagor.com.cn2015-06-15 → 2016-01-18 · 4 obs

● 2015-06-15 23:55:02
● 2016-01-18 16:40:50
○ 2016-04-17 00:06:38
○ 2026-05-10 17:18:28

○NSns1.dnsnw.com2015-06-15 → 2016-01-18 · 4 obs

● 2015-06-15 23:55:02
● 2016-01-18 16:40:50
○ 2016-04-17 00:06:38
○ 2026-05-10 17:18:28

○NSns1.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSns2.dnsnw.com2015-06-15 → 2016-01-18 · 4 obs

● 2015-06-15 23:55:02
● 2016-01-18 16:40:50
○ 2016-04-17 00:06:38
○ 2026-05-10 17:18:28

○NSns2.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSns3.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSns4.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSns5.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSns6.myhostadmin.net2017-07-02 → 2017-07-02 · 4 obs

○ 2016-11-26 02:30:46
● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

○NSzz51e.cn2015-06-15 → 2015-10-25 · 4 obs

● 2015-06-15 23:55:02
● 2015-10-25 23:53:02
○ 2016-01-18 16:40:50
○ 2026-05-10 17:18:28

●A104.21.75.2362026-05-10 → 2026-05-10 · 3 obs

○ 2026-03-14 17:16:04
● 2026-05-10 17:18:26
● 2026-05-10 17:18:28

○A122.114.121.842015-06-15 → 2016-01-18 · 4 obs

● 2015-06-15 23:55:02
● 2016-01-18 16:40:50
○ 2016-04-17 00:06:38
○ 2026-05-10 17:18:28

○A154.213.113.412026-03-14 → 2026-03-14 · 4 obs

○ 2016-04-17 00:06:38
● 2026-03-14 17:16:04
○ 2026-05-10 17:18:26
○ 2026-05-10 17:18:28

●A172.67.183.1612026-05-10 → 2026-05-10 · 3 obs

○ 2026-03-14 17:16:04
● 2026-05-10 17:18:26
● 2026-05-10 17:18:28

●A2606:4700:3031::ac43:b7a12026-05-10 → 2026-05-10 · 3 obs

○ 2026-03-14 17:16:04
● 2026-05-10 17:18:26
● 2026-05-10 17:18:28

●A2606:4700:3035::6815:4bec2026-05-10 → 2026-05-10 · 3 obs

○ 2026-03-14 17:16:04
● 2026-05-10 17:18:26
● 2026-05-10 17:18:28

○CNAME134075.vhost167.cloudvhost.top2017-07-02 → 2017-07-02 · 3 obs

● 2017-07-02 09:11:30
○ 2026-03-14 17:16:04
○ 2026-05-10 17:18:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	d.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn...	-
zz51e.cn	aaron.ns.cloudflare.com, melany.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.138

NS records: aaron.ns.cloudflare.com, melany.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zz51e.cn (unsigned zone)

⏱️ Timing

Total: 2688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.183.161, 104.21.75.236`
AAAA	2	`2606:4700:3031::ac43:b7a1, 2606:4700:3035::6815:4bec`
NS	2	`aaron.ns.cloudflare.com, melany.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aaron.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

zz51e.cn maps to four IP numbers: 2606:4700:3031::ac43:b7a1, 2606:4700:3035::6815:4bec, 104.21.75.236 and 172.67.183.161.

Other host names, for instance nontonbebas.xyz, dvesign.com, kinosimka.unblocked2.download, www.alqaws.org and mail.alphasuit.com share IP numbers with zz51e.cn.

Name Servers

Two name servers aaron.ns.cloudflare.com and melany.ns.cloudflare.com are delegated to zz51e.cn.

zz51e.cn uses the same name server configuration as other domains, such as zenconcept.at, ehcu.cn, yihuag.cn, novirecheesecake.com and mealtrip.com.

zz51e.cn at least partially shares name servers with other domains such as tradewindsrvcenter.com, genealogychain.io, idesks.net, imaginestudioslv.com and 1985211.xyz.

These name servers are commonly used with virginia.ns.cloudflare.com and vin.ns.cloudflare.com.

Host names with six IP numbers: Host name aaron.ns.cloudflare.com points to 2606:4700:58::a29f:2c96, 2803:f800:50::6ca2:c396, 2a06:98c1:50::ac40:2396, 108.162.195.150, 162.159.44.150 and 172.64.35.150; host name melany.ns.cloudflare.com points to 2606:4700:50::a29f:268a, 2803:f800:50::6ca2:c28a, 2a06:98c1:50::ac40:228a, 108.162.194.138, 162.159.38.138 and 172.64.34.138.

zz51e.cn - robtex.com

zz51e.cn

cn

Previously NS for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`zz51e.cn`

`cn`