`zctb.com`

DNSSEC	⚠️ Not signed
NS	`ns1.cnolnic.net` ⚠️ Not in zone NS records
		A	240c:4082:0:5d01::6^{🇨🇳 Baidu240c:4082::/32}
		A	106.13.136.254^{🇨🇳 Baidu106.13.128.0/19 AS38365}
		A	218.5.79.112^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}
NS	`ns2.cnolnic.net` ⚠️ Not in zone NS records
		A	240c:4082:0:5d01::7^{🇨🇳 Baidu240c:4082::/32}
		A	106.13.46.253^{🇨🇳 Baidu106.13.32.0/20 AS38365}
		A	218.5.79.189^{🇨🇳 CHINATELECOM-Fujian-Xiamen-IDC1218.5.72.0/21 厦门}

`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=1774622412

Same first word

zctb.com

Similar names

czbt.com.cn

btzc.cn

btcz.cn

zbct.net

ztcb.net

bczt.com

zbtc.org

btcz.com

tzcb.com

btcz.in

btcz.app

cbtz.ru

ctbz.com

bctz.com

zcbt.com

tczb.de

tcbz.net.cn

zbct.com.cn

tczb.cn

bztc.com.au

btcz.ir

btcz.info

czbt.ru

ctbz.cn

tcbz.cn

cbzt.ru

cbtz.com

bctz.cn

btcz.rocks

ztcb.cn

ctbz.com.br

cztb.org.cn

zbct.cn

DNS History

8 records (2 active, 6 former)

●NSns1.cnolnic.net2008-03-09 → 2026-03-27 · 2 obs

● 2008-03-09 07:45:40
● 2026-03-27 14:54:20

●NSns2.cnolnic.net2008-03-09 → 2026-03-27 · 2 obs

● 2008-03-09 07:45:40
● 2026-03-27 14:54:20

○MXmail.zctb.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 07:45:40
○ 2015-08-03 04:34:24
○ 2026-03-27 14:54:20

○MXmx137e.cnm.cn2015-08-03 → 2017-05-06 · 5 obs

○ 2008-03-09 07:45:40
● 2015-08-03 04:34:24
● 2017-05-06 13:57:18
○ 2026-03-26 23:45:12
○ 2026-03-27 14:54:20

○A180.76.132.2382016-12-04 → 2016-12-04 · 4 obs

○ 2016-07-25 19:30:14
● 2016-12-04 11:46:52
○ 2017-05-06 13:57:18
○ 2026-03-27 14:54:20

○A218.5.74.1452015-08-03 → 2016-03-27 · 5 obs

○ 2008-03-09 07:45:40
● 2015-08-03 04:34:24
● 2016-03-27 13:25:22
○ 2016-04-14 14:39:02
○ 2026-03-27 14:54:20

○A218.5.79.342008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 07:45:40
○ 2015-08-03 04:34:24
○ 2026-03-27 14:54:20

○A218.5.79.572016-04-14 → 2016-07-25 · 5 obs

○ 2016-03-27 13:25:22
● 2016-04-14 14:39:02
● 2016-07-25 19:30:14
○ 2016-12-04 11:46:52
○ 2026-03-27 14:54:20

🔍 DNS Trace

Analysis

Name Servers

Two name servers ns1.cnolnic.net and ns2.cnolnic.net handle delegation for zctb.com.

zctb.com uses the same name server setup as other domains, for example zeeman.cn, vyxw.cn, xn--ruqums5i7yikx4a.cn, eclgroup.net and 8182678.com.

zctb.com shares name servers with other domains at least in part, for instance jshx.net.

Host names with three IP numbers:

ns1.cnolnic.net points to 240c:4082:0:5d01::6, 106.13.136.254 and 218.5.79.112.

ns2.cnolnic.net points to 240c:4082:0:5d01::7, 106.13.46.253 and 218.5.79.189.

zctb.com - robtex.com

zctb.com

com