`bfti.cn`

DNSSEC	⚠️ Not signed
A	38.239.235.189^{🇺🇸 HDHK38.239.224.0/20}
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=1768301661

`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=2034590516

Same first word

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DNS History

7 records (3 active, 4 former)

●NSdm1.longmingdns.com2026-03-15 → 2026-03-26 · 3 obs

○ 2017-08-09 02:28:24
● 2026-03-15 16:16:50
● 2026-03-26 20:23:26

●NSdm2.longmingdns.com2026-03-15 → 2026-03-26 · 3 obs

○ 2017-08-09 02:28:24
● 2026-03-15 16:16:50
● 2026-03-26 20:23:26

○NSdns10.hichina.com2016-12-03 → 2016-12-03 · 3 obs

● 2016-12-03 19:31:06
○ 2026-03-15 16:16:50
○ 2026-03-26 20:23:26

○NSdns9.hichina.com2016-12-03 → 2016-12-03 · 3 obs

● 2016-12-03 19:31:06
○ 2017-08-09 02:28:24
○ 2026-03-26 20:23:26

○NSwww.bfti.cn2017-08-09 → 2017-08-09 · 4 obs

○ 2016-12-03 19:31:06
● 2017-08-09 02:28:24
○ 2026-03-15 16:16:50
○ 2026-03-26 20:23:26

●A38.239.235.1892026-03-15 → 2026-03-26 · 2 obs

● 2026-03-15 16:16:50
● 2026-03-26 20:23:26

○CNAMEb.dcoin.co2017-08-09 → 2017-08-09 · 3 obs

● 2017-08-09 02:28:24
○ 2026-03-15 16:16:50
○ 2026-03-26 20:23:26

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:218.98.111.163

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bfti.cn (unsigned zone)

⏱️ Timing

Total: 1434ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.239.235.189`
NS	2	`dm1.longmingdns.com, dm2.longmingdns.com`
SOA	1	`dm1.longmingdns.com dnsadmin.longmingdns`

Analysis

IP Addresses

bfti.cn resolves to a single IP address: 38.239.235.189.

Other host names, for instance ikdq.cn, share IP numbers with bfti.cn.

Name Servers

bfti.cn's delegation uses two name servers, dm1.longmingdns.com and dm2.longmingdns.com.

bfti.cn shares the same name server setup as other domains, for example derekkong.com, tlxdzs.cn, lyyadong.cn, tuidianke.cn and cjmys.cn.

Hosts with two IPs:

dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Hosts with one IP:

dm1.longmingdns.com points to 218.98.111.163.

bfti.cn - robtex.com

bfti.cn

cn