`21tuliao.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:176e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:d2cd^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.110^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.205^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kai.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bbc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kai.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kai.ns.cloudflare.com`
		A	108.162.193.188^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	172.64.33.188^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
		A	173.245.59.188^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kai.ns.cloudflare.com`
NS	`leah.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c081^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2081^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leah.ns.cloudflare.com`
		A	108.162.192.129^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	172.64.32.129^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	173.245.58.129^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.110, 172.67.210.205
		IPv6 hints	2606:4700:3030::6815:176e, 2606:4700:3034::ac43:d2cd
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOA	`kai.ns.cloudflare.com`dns@cloudflare.com serial=2401992452

`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=1776981471

Same first word

21tuliao.com

DNS History

17 records (6 active, 11 former)

○NSf1g1ns1.dnspod.net2017-03-21 → 2020-03-03 · 5 obs

○ 2016-07-12 12:53:08
● 2017-03-21 14:18:42
● 2020-03-03 04:53:08
○ 2026-04-17 09:48:24
○ 2026-04-23 22:04:30

○NSf1g1ns2.dnspod.net2017-03-21 → 2020-03-03 · 5 obs

○ 2016-07-12 12:53:08
● 2017-03-21 14:18:42
● 2020-03-03 04:53:08
○ 2026-04-17 09:48:24
○ 2026-04-23 22:04:30

●NSkai.ns.cloudflare.com2026-04-17 → 2026-04-23 · 3 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
● 2026-04-23 22:04:30

●NSleah.ns.cloudflare.com2026-04-17 → 2026-04-23 · 3 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
● 2026-04-23 22:04:30

○NSvip2dns1.dnsng.net2015-07-11 → 2016-07-12 · 4 obs

● 2015-07-11 00:34:52
● 2016-07-12 12:53:08
○ 2017-03-21 14:18:42
○ 2026-04-23 22:04:30

○NSvip2dns2.dnsng.net2015-07-11 → 2016-07-12 · 4 obs

● 2015-07-11 00:34:52
● 2016-07-12 12:53:08
○ 2017-03-21 14:18:42
○ 2026-04-23 22:04:30

●A104.21.23.1102026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-17 09:48:24
● 2026-04-23 22:04:28
● 2026-04-23 22:04:30

○A124.160.116.2192015-07-11 → 2016-07-12 · 4 obs

● 2015-07-11 00:34:52
● 2016-07-12 12:53:08
○ 2017-03-21 14:18:42
○ 2026-04-23 22:04:30

●A172.67.210.2052026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-17 09:48:24
● 2026-04-23 22:04:28
● 2026-04-23 22:04:30

○A188.114.96.02026-04-17 → 2026-04-17 · 4 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
○ 2026-04-23 22:04:28
○ 2026-04-23 22:04:30

○A188.114.97.02026-04-17 → 2026-04-17 · 4 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
○ 2026-04-23 22:04:28
○ 2026-04-23 22:04:30

●A2606:4700:3030::6815:176e2026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-17 09:48:24
● 2026-04-23 22:04:28
● 2026-04-23 22:04:30

●A2606:4700:3034::ac43:d2cd2026-04-23 → 2026-04-23 · 3 obs

○ 2026-04-17 09:48:24
● 2026-04-23 22:04:28
● 2026-04-23 22:04:30

○A2a06:98c1:3120::2026-04-17 → 2026-04-17 · 4 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
○ 2026-04-23 22:04:28
○ 2026-04-23 22:04:30

○A2a06:98c1:3121::2026-04-17 → 2026-04-17 · 4 obs

○ 2020-03-03 04:53:08
● 2026-04-17 09:48:24
○ 2026-04-23 22:04:28
○ 2026-04-23 22:04:30

○A60.191.57.2112017-03-21 → 2020-03-03 · 5 obs

○ 2016-07-12 12:53:08
● 2017-03-21 14:18:42
● 2020-03-03 04:53:08
○ 2026-04-17 09:48:24
○ 2026-04-23 22:04:30

○A60.191.57.2192015-07-11 → 2016-07-12 · 4 obs

● 2015-07-11 00:34:52
● 2016-07-12 12:53:08
○ 2017-03-21 14:18:42
○ 2026-04-23 22:04:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
21tuliao.com	leah.ns.cloudflare.com, kai.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.188

NS records: leah.ns.cloudflare.com, kai.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.23.110, 172.67.210.205`
AAAA	2	`2606:4700:3030::6815:176e, 2606:4700:3034::ac43:d2cd`
NS	2	`kai.ns.cloudflare.com, leah.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kai.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21tuliao.com maps to four IP numbers: 2606:4700:3030::6815:176e, 2606:4700:3034::ac43:d2cd, 104.21.23.110 and 172.67.210.205.

Other host names, for instance lacabanabrc.com, irozysk.ru, www.portal.hr, comstyle.com and free-sudoku-puzzles.com share IP numbers with 21tuliao.com.

Name Servers

Two name servers kai.ns.cloudflare.com and leah.ns.cloudflare.com handle delegation for 21tuliao.com.

21tuliao.com uses the same name server setup as other domains, for example xxqgzj.com, csstpwl.com, lab-scientific.com, yztycp.com and drblg.com.

21tuliao.com partially shares name servers with other domains; examples include in-out.ch, selhome.az, opengp.co.uk, typesset.info and jdowdconsulting.com.

These name servers commonly accompany mark.ns.cloudflare.com, joan.ns.cloudflare.com, hera.ns.cloudflare.com and sri.ns.cloudflare.com.

Host names with six IP numbers: kai.ns.cloudflare.com points to: 2606:4700:58::adf5:3bbc, 2803:f800:50::6ca2:c1bc, 2a06:98c1:50::ac40:21bc, 108.162.193.188, 172.64.33.188 and 173.245.59.188; leah.ns.cloudflare.com points to: 2606:4700:50::adf5:3a81, 2803:f800:50::6ca2:c081, 2a06:98c1:50::ac40:2081, 108.162.192.129, 172.64.32.129 and 173.245.58.129.

21tuliao.com - robtex.com

21tuliao.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

`21tuliao.com`

`com`