`worldbiotechnology.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`
NS	`ns.buydomains.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`
NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records
		A	52.20.26.87^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
			PTR	`ec2-52-20-26-87.compute-1.amazonaws.com`

`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=1771291435

Same first word

worldbiotechnology.com

DNS History

6 records (3 active, 3 former)

●NSns.buydomains.com2015-10-15 → 2026-03-23 · 2 obs

● 2015-10-15 09:15:32
● 2026-03-23 04:23:34

●NSthis-domain-for-sale.com2026-02-24 → 2026-03-23 · 3 obs

○ 2015-10-15 09:15:32
● 2026-02-24 06:00:56
● 2026-03-23 04:23:34

○A141.8.225.1242015-12-12 → 2016-07-21 · 5 obs

○ 2015-10-15 09:15:32
● 2015-12-12 03:32:02
● 2016-07-21 00:59:00
○ 2017-05-25 19:28:30
○ 2026-03-23 04:23:34

●A207.148.248.1432017-05-25 → 2026-03-23 · 3 obs

○ 2016-07-21 00:59:00
● 2017-05-25 19:28:30
● 2026-03-23 04:23:34

○A50.63.202.1042015-10-15 → 2015-10-15 · 4 obs

○ 2015-05-19 00:22:24
● 2015-10-15 09:15:32
○ 2015-12-12 03:32:02
○ 2026-03-23 04:23:34

○A66.151.181.492015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 00:22:24
○ 2015-10-15 09:15:32
○ 2026-03-23 04:23:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
worldbiotechnology.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for worldbiotechnology.com (unsigned zone)

⏱️ Timing

Total: 159ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

worldbiotechnology.com resolves to one IP number: 207.148.248.143.

other host names including innovationrecords.com, cvas.org, ns2.hostingtriple.com, launchinitiative.com and coastalhands.com share IP numbers with worldbiotechnology.com.

Name Servers

worldbiotechnology.com is delegated to two name servers this-domain-for-sale.com and ns.buydomains.com.

worldbiotechnology.com shares the same name server setup as other domains, for instance kuve.org, worldwidecommodities.com, premiercentre.com, bassetco.com and emiox.com.

worldbiotechnology.com at least partially shares name servers with other domains, for instance exploreabout.com, fitseats.com, seamlessfiles.com and guiltybystander.com.

Host names with a single IP:

this-domain-for-sale.com points to 52.20.26.87.

ns.buydomains.com points to 52.20.26.87.

Host names pointing to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com.

worldbiotechnology.com - robtex.com