`21808.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:46d9^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8bf2^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.217^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.242^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`pete.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b88^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c188^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pete.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2188^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pete.ns.cloudflare.com`
		A	108.162.193.136^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	172.64.33.136^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	173.245.59.136^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
NS	`sky.ns.cloudflare.com`
		A	2606:4700:50::a29f:2602^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c202^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sky.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2202^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sky.ns.cloudflare.com`
		A	108.162.194.2^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	162.159.38.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
		A	172.64.34.2^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sky.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.217, 172.67.139.242
		IPv6 hints	2606:4700:3031::6815:46d9, 2606:4700:3037::ac43:8bf2
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOA	`pete.ns.cloudflare.com`dns@cloudflare.com serial=2400246388

`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=2034660423

Same first word

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DNS History

27 records (6 active, 21 former)

○NSdns1.iidns.com2015-09-01 → 2017-08-23 · 6 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
● 2017-08-23 03:40:30
○ 2026-03-30 18:56:32
○ 2026-04-11 23:21:44

○NSdns2.iidns.com2015-09-01 → 2016-12-02 · 4 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

○NSdns3.iidns.com2015-09-01 → 2016-12-02 · 4 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

○NSdns4.iidns.com2015-09-01 → 2016-12-02 · 4 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

○NSdns5.iidns.com2015-09-01 → 2016-12-02 · 4 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

○NSdns6.iidns.com2015-09-01 → 2016-12-02 · 4 obs

● 2015-09-01 04:59:38
● 2016-12-02 02:03:10
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

●NSpete.ns.cloudflare.com2026-03-30 → 2026-04-11 · 3 obs

○ 2017-08-23 03:40:30
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

●NSsky.ns.cloudflare.com2026-03-30 → 2026-04-11 · 3 obs

○ 2017-08-23 03:40:30
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

○A104.160.182.1312016-07-26 → 2016-07-26 · 4 obs

○ 2016-02-18 11:09:28
● 2016-07-26 12:53:50
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

○A104.160.182.1322016-07-26 → 2016-07-26 · 4 obs

○ 2016-02-18 11:09:28
● 2016-07-26 12:53:50
○ 2017-03-22 14:23:58
○ 2026-04-11 23:21:44

●A104.21.70.2172026-03-30 → 2026-04-11 · 3 obs

○ 2017-05-23 16:46:02
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

●A172.67.139.2422026-03-30 → 2026-04-11 · 3 obs

○ 2017-05-23 16:46:02
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

○A198.148.92.1572015-12-22 → 2015-12-22 · 4 obs

○ 2015-10-10 15:36:44
● 2015-12-22 05:36:30
○ 2016-02-18 11:09:28
○ 2026-04-11 23:21:44

○A198.148.92.1582015-12-22 → 2015-12-22 · 4 obs

○ 2015-10-10 15:36:44
● 2015-12-22 05:36:30
○ 2016-02-18 11:09:28
○ 2026-04-11 23:21:44

○A198.148.92.482015-09-01 → 2015-10-10 · 4 obs

● 2015-09-01 04:59:38
● 2015-10-10 15:36:44
○ 2015-12-22 05:36:30
○ 2026-04-11 23:21:44

○A198.148.92.492015-09-01 → 2015-10-10 · 4 obs

● 2015-09-01 04:59:38
● 2015-10-10 15:36:44
○ 2015-12-22 05:36:30
○ 2026-04-11 23:21:44

○A198.148.92.532015-09-01 → 2015-10-10 · 4 obs

● 2015-09-01 04:59:38
● 2015-10-10 15:36:44
○ 2015-12-22 05:36:30
○ 2026-04-11 23:21:44

○A198.148.92.542015-12-22 → 2015-12-22 · 4 obs

○ 2015-10-10 15:36:44
● 2015-12-22 05:36:30
○ 2016-02-18 11:09:28
○ 2026-04-11 23:21:44

○A198.148.92.562016-02-18 → 2016-02-18 · 4 obs

○ 2015-12-22 05:36:30
● 2016-02-18 11:09:28
○ 2016-07-26 12:53:50
○ 2026-04-11 23:21:44

○A198.148.92.572015-09-01 → 2016-02-18 · 6 obs

● 2015-09-01 04:59:38
● 2015-10-10 15:36:44
○ 2015-12-22 05:36:30
● 2016-02-18 11:09:28
○ 2016-07-26 12:53:50
○ 2026-04-11 23:21:44

○A198.148.92.582015-12-22 → 2016-02-18 · 5 obs

○ 2015-10-10 15:36:44
● 2015-12-22 05:36:30
● 2016-02-18 11:09:28
○ 2016-07-26 12:53:50
○ 2026-04-11 23:21:44

○A198.148.92.622015-09-01 → 2015-10-10 · 4 obs

● 2015-09-01 04:59:38
● 2015-10-10 15:36:44
○ 2015-12-22 05:36:30
○ 2026-04-11 23:21:44

○A23.234.4.1512017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-26 12:53:50
● 2017-03-22 14:23:58
○ 2017-05-23 16:46:02
○ 2026-04-11 23:21:44

○A23.234.4.1532017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-26 12:53:50
● 2017-03-22 14:23:58
○ 2017-05-23 16:46:02
○ 2026-04-11 23:21:44

●A2606:4700:3031::6815:46d92026-03-30 → 2026-04-11 · 3 obs

○ 2017-05-23 16:46:02
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

●A2606:4700:3037::ac43:8bf22026-03-30 → 2026-04-11 · 3 obs

○ 2017-05-23 16:46:02
● 2026-03-30 18:56:32
● 2026-04-11 23:21:44

○CNAMEfw.ename.net2015-09-01 → 2017-08-23 · 11 obs

● 2015-09-01 04:59:38
● 2016-02-18 11:09:28
○ 2016-03-28 03:47:26
● 2016-03-29 03:49:16
● 2016-07-26 12:53:50
○ 2016-11-27 08:23:24
○ 2016-12-02 02:03:10
● 2017-03-22 14:23:58
● 2017-08-23 03:40:30
○ 2026-03-30 18:56:32
○ 2026-04-11 23:21:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
21808.cn	sky.ns.cloudflare.com, pete.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.136

NS records: sky.ns.cloudflare.com, pete.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21808.cn (unsigned zone)

⏱️ Timing

Total: 835ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.70.217, 172.67.139.242`
AAAA	2	`2606:4700:3037::ac43:8bf2, 2606:4700:3031::6815:46d9`
NS	2	`pete.ns.cloudflare.com, sky.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`pete.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

21808.cn points to four IP numbers: 2606:4700:3031::6815:46d9, 2606:4700:3037::ac43:8bf2, 104.21.70.217 and 172.67.139.242.

Other host names, for instance dylan-wise.com, sacakaynak.com, szxrs.com, youspital.com and jadinpratama.com share IP numbers with 21808.cn.

Name Servers

Delegation for 21808.cn rests with two name servers, pete.ns.cloudflare.com and sky.ns.cloudflare.com.

21808.cn shares the same name server setup as other domains, including kj168.net, ydbxdl.cn, acc328.com, ff12.cn and wn19.cn.

21808.cn at least partially shares name servers with other domains, for instance theallergyreport.org, principle.ie, premlinks.net, ck444-bd.live and cloudtx.finance.

These name servers are commonly used with kyree.ns.cloudflare.com and iris.ns.cloudflare.com.

Host names with six IP numbers: pete.ns.cloudflare.com points to: 2606:4700:58::adf5:3b88, 2803:f800:50::6ca2:c188, 2a06:98c1:50::ac40:2188, 108.162.193.136, 172.64.33.136 and 173.245.59.136. sky.ns.cloudflare.com points to: 2606:4700:50::a29f:2602, 2803:f800:50::6ca2:c202, 2a06:98c1:50::ac40:2202, 108.162.194.2, 162.159.38.2 and 172.64.34.2.

21808.cn - robtex.com

21808.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`21808.cn`

`cn`