`csztw.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:c862^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:5a71^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.113^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.98^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`art.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b66^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c166^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`art.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2166^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`art.ns.cloudflare.com`
		A	108.162.193.102^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	172.64.33.102^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
		A	173.245.59.102^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`art.ns.cloudflare.com`
NS	`marge.ns.cloudflare.com`
		A	2606:4700:50::adf5:3abf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marge.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marge.ns.cloudflare.com`
		A	108.162.192.191^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	172.64.32.191^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
		A	173.245.58.191^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marge.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.113, 172.67.200.98
		IPv6 hints	2606:4700:3032::ac43:c862, 2606:4700:3035::6815:5a71
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOA	`art.ns.cloudflare.com`dns@cloudflare.com serial=2402215627

`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=1776888782

Same first word

csztw.com

Similar names

zctsw.com

sztcw.cn

wzstc.com

stzcw.net

czwst.com

ztcsw.cn

czswt.com

zwsct.blogspot.tw

zwsct.blogspot.hr

swtzc.com

zwsct.blogspot.bg

tzcsw.cn

tcszw.com

tczsw.net

stcwz.com

sztcw.com

zstcw.net

zwsct.blogspot.fi

szcwt.com

swztc.com

sctzw.cn

wzsct.com

zwsct.blogspot.ru

zwsct.blogspot.li

tczsw.cn

czwts.com

zwsct.blogspot.md

tzscw.cn

DNS History

17 records (6 active, 11 former)

●NSart.ns.cloudflare.com2026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

○NSdns10.hichina.com2015-07-18 → 2016-04-28 · 4 obs

● 2015-07-18 19:59:24
● 2016-04-28 12:05:48
○ 2017-03-25 12:42:26
○ 2026-04-22 20:41:44

○NSdns9.hichina.com2015-07-18 → 2016-04-28 · 4 obs

● 2015-07-18 19:59:24
● 2016-04-28 12:05:48
○ 2017-03-25 12:42:26
○ 2026-04-22 20:41:44

○NSjuming.dnsdun.com2020-01-29 → 2020-07-18 · 5 obs

○ 2017-03-25 12:42:26
● 2020-01-29 11:49:50
● 2020-07-18 10:57:32
○ 2026-03-27 01:11:22
○ 2026-04-22 20:41:44

○NSjuming.dnsdun.net2020-01-29 → 2020-07-18 · 5 obs

○ 2017-03-25 12:42:26
● 2020-01-29 11:49:50
● 2020-07-18 10:57:32
○ 2026-03-27 01:11:22
○ 2026-04-22 20:41:44

●NSmarge.ns.cloudflare.com2026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

○NSns1.namebrightdns.com2017-03-25 → 2017-03-25 · 4 obs

○ 2016-04-28 12:05:48
● 2017-03-25 12:42:26
○ 2020-01-29 11:49:50
○ 2026-04-22 20:41:44

○NSns2.namebrightdns.com2017-03-25 → 2017-03-25 · 4 obs

○ 2016-04-28 12:05:48
● 2017-03-25 12:42:26
○ 2020-01-29 11:49:50
○ 2026-04-22 20:41:44

●A104.21.90.1132026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

○A121.42.70.2282015-07-18 → 2016-04-28 · 4 obs

● 2015-07-18 19:59:24
● 2016-04-28 12:05:48
○ 2017-03-25 12:42:26
○ 2026-04-22 20:41:44

○A142.252.144.802020-01-29 → 2020-07-18 · 5 obs

○ 2017-03-25 12:42:26
● 2020-01-29 11:49:50
● 2020-07-18 10:57:32
○ 2026-03-27 01:11:22
○ 2026-04-22 20:41:44

●A172.67.200.982026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

●A2606:4700:3032::ac43:c8622026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

●A2606:4700:3035::6815:5a712026-03-27 → 2026-04-22 · 3 obs

○ 2020-07-18 10:57:32
● 2026-03-27 01:11:22
● 2026-04-22 20:41:44

○A34.206.157.642017-03-25 → 2017-03-25 · 4 obs

○ 2016-04-28 12:05:48
● 2017-03-25 12:42:26
○ 2020-01-29 11:49:50
○ 2026-04-22 20:41:44

○A54.236.195.152017-03-25 → 2017-03-25 · 4 obs

○ 2016-04-28 12:05:48
● 2017-03-25 12:42:26
○ 2020-01-29 11:49:50
○ 2026-04-22 20:41:44

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-03-25 → 2017-03-25 · 3 obs

● 2017-03-25 12:42:26
○ 2020-01-29 11:49:50
○ 2026-04-22 20:41:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
csztw.com	art.ns.cloudflare.com, marge.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.191

NS records: art.ns.cloudflare.com, marge.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csztw.com (unsigned zone)

⏱️ Timing

Total: 147ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.90.113, 172.67.200.98`
AAAA	2	`2606:4700:3032::ac43:c862, 2606:4700:3035::6815:5a71`
NS	2	`art.ns.cloudflare.com, marge.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`art.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

csztw.com maps to four IP numbers: 2606:4700:3032::ac43:c862, 2606:4700:3035::6815:5a71, 104.21.90.113 and 172.67.200.98.

Other host names, for instance noojabi.sa.com, rm2brothers.cc, qeknygl.courses, aishangletu.com and onlinebonuscasino.com share IP numbers with csztw.com.

Name Servers

Two name servers art.ns.cloudflare.com and marge.ns.cloudflare.com are delegated to csztw.com.

csztw.com uses the same name server configuration as other domains, such as highlandsfamilychiropractic.com, mysmida.com, shtm.net, mm4u.cn and haocard.cn.

csztw.com at least partially shares name servers with other domains such as creoweb.company, chatkaro.com, aptumconnectivity.mobi, ganaderia.info and cnomail.com.

Host names with six IP numbers: Host name art.ns.cloudflare.com points to 2606:4700:58::adf5:3b66, 2803:f800:50::6ca2:c166, 2a06:98c1:50::ac40:2166, 108.162.193.102, 172.64.33.102 and 173.245.59.102; host name marge.ns.cloudflare.com points to 2606:4700:50::adf5:3abf, 2803:f800:50::6ca2:c0bf, 2a06:98c1:50::ac40:20bf, 108.162.192.191, 172.64.32.191 and 173.245.58.191.

csztw.com - robtex.com

csztw.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

`csztw.com`

`com`