`biospheresystem.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

biospheresystem.com

DNS History

3 records (3 active, 0 former)

●NSns.buydomains.com2026-02-20 → 2026-03-23 · 2 obs

● 2026-02-20 11:51:16
● 2026-03-23 02:15:22

●NSthis-domain-for-sale.com2026-02-20 → 2026-03-23 · 2 obs

● 2026-02-20 11:51:16
● 2026-03-23 02:15:22

●A207.148.248.1432026-02-20 → 2026-03-23 · 2 obs

● 2026-02-20 11:51:16
● 2026-03-23 02:15:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
biospheresystem.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 biospheresystem.com (unsigned zone)

⏱️ Timing

Total: 129ms | 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

biospheresystem.com points to IP number 207.148.248.143.

For instance, other host names joescoffeeshop.com, jeques.com, dancingdoggies.com, vivanice.com and europatile.com share IP numbers with biospheresystem.com.

Name Servers

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

biospheresystem.com uses the same name server setup as other domains such as annualbenefit.com, energyfundraising.com, oxiar.com, brooklandgardens.com and ragbits.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

biospheresystem.com - robtex.com