`rtzk.net`

	CNAME	`dns.dz.cssl.cn`
	DNSSEC	⚠️ Not signed
	A	103.39.222.188^{🇨🇳 CHINANET-Guangdong-ShenZhen-IDC103.39.208.0/20 Shenzhen Qianhai bird cloud computing Co. Ltd. -SZIDC-BGP}

`net`

	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=1784132172

Same first word

rtzk.cn

rtzk.net

rtzk.de

rtzk.com.cn

Similar names

tkzr.com

ztkr.com

ktzr.uk

trzk.co.rs

zrkt.de

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ktrz.net

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zktr.com

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tzkr.de

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rtkz.com

ktrz.com.br

kzrt.org

ktrz.com

ktzr.de

trkz.info

rztk.com.ua

tkrz.de

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trzk.cn

zkrt.cz

ktzr.cn

DNS History

4 records (3 active, 1 former)

●NSdns7.hichina.com2026-05-16 → 2026-07-15 · 2 obs

● 2026-05-16 20:57:18
● 2026-07-15 16:22:32

●NSdns8.hichina.com2026-05-16 → 2026-07-15 · 2 obs

● 2026-05-16 20:57:18
● 2026-07-15 16:22:32

○CNAMEdcbb.cn2018-05-26 → 2018-05-26 · 3 obs

● 2018-05-26 07:13:40
○ 2026-05-16 20:57:18
○ 2026-07-15 16:22:32

●CNAMEdns.dz.cssl.cn2026-05-16 → 2026-07-15 · 3 obs

○ 2018-05-26 07:13:40
● 2026-05-16 20:57:18
● 2026-07-15 16:22:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rtzk.net	dns7.hichina.com, dns8.hichina.com	-

✅ Authoritative Response

Server:120.76.107.63

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtzk.net (unsigned zone)

⏱️ Timing

Total: 4826ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns8.hichina.com, dns7.hichina.com`
CNAME	1	`dns.dz.cssl.cn`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

rtzk.net points to a single IP number: 103.39.222.188.

rtzk.net shares its IP numbers with other host names like cssl.cn, dns.dz.cssl.cn and dns1.cssl.cn.

rtzk.net - robtex.com

rtzk.net

net