`mdtkbio.com`

DNSSEC	⚠️ Not signed
NS	`a.ezdnscenter.com` ⭐
		A	218.98.111.140^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`b.ezdnscenter.com`
		A	183.253.57.210^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.58^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}
TXT	`v=spf1 include:spf.chengmail.cn ~all`
SOA	`a.ezdnscenter.com`dnsadmin@ezdnscenter.com serial=1764571380

`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=1774382122

Same first word

mdtkbio.com

DNS History

2 records (2 active, 0 former)

●NSa.ezdnscenter.com2018-05-14 → 2026-03-24 · 2 obs

● 2018-05-14 01:00:22
● 2026-03-24 20:16:50

●NSb.ezdnscenter.com2018-05-14 → 2026-03-24 · 2 obs

● 2018-05-14 01:00:22
● 2026-03-24 20:16:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mdtkbio.com	a.ezdnscenter.com, b.ezdnscenter.com	3 records

✅ Authoritative Response

Server:218.98.111.140

NS records: a.ezdnscenter.com, b.ezdnscenter.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdtkbio.com (unsigned zone)

⏱️ Timing

Total: 527ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.ezdnscenter.com, b.ezdnscenter.com`
TXT	1	`v=spf1 include:spf.chengmail.cn ~all`
SOA	1	`a.ezdnscenter.com dnsadmin.ezdnscenter.c`

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)

Analysis

Name Servers

mdtkbio.com is delegated to two name servers: a.ezdnscenter.com and b.ezdnscenter.com.

mdtkbio.com shares the same name server setup as sshp.org, avtvbv.com, mrbamm.com, cnslcc.cn and foolage.com.

mdtkbio.com shares some name servers with other domains, for instance toleds.net.

Host names with two IP numbers:

b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.

Host names with one IP number:

a.ezdnscenter.com points to 218.98.111.140.

mdtkbio.com - robtex.com

mdtkbio.com

com