`bigbt.cn`

DNSSEC	⚠️ Not signed
A	156.235.234.130^{🇭🇰 DXTL-1156.235.234.0/24 Proxy-registered route object}
NS	`dm1.longmingdns.com` ⭐
		A	218.98.111.163^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`dm2.longmingdns.com`
		A	183.253.57.197^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.56^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
SOA	`dm1.longmingdns.com`dnsadmin@longmingdns.com serial=1773235425

`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=2034771885

Same first word

bigbt.com

bigbt.cn

Similar names

bgbit.com

bgbit.hu

gtbib.com

bigtb.com

gtbib.net

gitbb.com

bitbg.eu

bgbit.it

bitbg.com

gbbit.com

bgbti.com

gbitb.com

igtbb.co.uk

bitgb.com

bbgit.com

tbgib.com

bgbti.cn

DNS History

6 records (3 active, 3 former)

●NSdm1.longmingdns.com2026-03-03 → 2026-05-09 · 3 obs

○ 2016-12-28 05:17:00
● 2026-03-03 01:20:04
● 2026-05-09 19:07:00

●NSdm2.longmingdns.com2026-03-03 → 2026-05-09 · 3 obs

○ 2016-12-28 05:17:00
● 2026-03-03 01:20:04
● 2026-05-09 19:07:00

○NSdns10.hichina.com2015-06-28 → 2016-12-28 · 4 obs

● 2015-06-28 05:09:08
● 2016-12-28 05:17:00
○ 2026-03-03 01:20:04
○ 2026-05-09 19:07:00

○NSdns9.hichina.com2015-06-28 → 2016-12-28 · 4 obs

● 2015-06-28 05:09:08
● 2016-12-28 05:17:00
○ 2026-03-03 01:20:04
○ 2026-05-09 19:07:00

●A156.235.234.1302026-03-28 → 2026-05-09 · 3 obs

○ 2026-03-03 01:20:04
● 2026-03-28 21:19:30
● 2026-05-09 19:07:00

○A38.239.86.22026-03-03 → 2026-03-03 · 3 obs

● 2026-03-03 01:20:04
○ 2026-03-28 21:19:30
○ 2026-05-09 19:07:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn...	-
bigbt.cn	dm1.longmingdns.com, dm2.longmingdns.com	-

✅ Authoritative Response

Server:183.253.57.197

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bigbt.cn (unsigned zone)

⏱️ Timing

Total: 3521ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`156.235.234.130`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

bigbt.cn points to IP number: 156.235.234.130.

Other host names for instance bzne.cn, cncpw.cn, amazooiu.fx72.cn and blzl.com.cn share IP numbers with bigbt.cn.

Name Servers

bigbt.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.

bigbt.cn shares the same name server setup as kzid.cn, dzar.cn, yanhuangxiudao.com, dglife.cn and bluetie.com.cn.

Host names with two IP numbers:

dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Host names with one IP number:

dm1.longmingdns.com points to 218.98.111.163.

bigbt.cn - robtex.com

bigbt.cn

cn