`firststructure.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

firststructure.com

Similar names

structurefirst.net

structurefirst.com

structurefirst.org

DNS History

7 records (3 active, 4 former)

●NSns.buydomains.com2008-03-14 → 2026-03-23 · 2 obs

● 2008-03-14 09:52:04
● 2026-03-23 06:51:30

●NSthis-domain-for-sale.com2008-03-14 → 2026-03-23 · 5 obs

● 2008-03-14 09:52:04
○ 2015-07-23 06:44:30
○ 2020-01-18 04:16:56
● 2026-03-11 16:29:04
● 2026-03-23 06:51:30

○MXdev.null2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 09:52:04
○ 2015-07-23 06:44:30
○ 2026-03-23 06:51:30

○A141.8.225.1242015-12-08 → 2016-07-11 · 5 obs

○ 2015-07-23 06:44:30
● 2015-12-08 16:11:14
● 2016-07-11 05:44:30
○ 2017-02-20 00:32:22
○ 2026-03-23 06:51:30

●A207.148.248.1432017-02-20 → 2026-03-23 · 3 obs

○ 2016-07-11 05:44:30
● 2017-02-20 00:32:22
● 2026-03-23 06:51:30

○A208.254.26.1322008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 09:52:04
○ 2015-07-23 06:44:30
○ 2026-03-23 06:51:30

○A50.63.202.1042015-07-23 → 2015-07-23 · 4 obs

○ 2008-03-14 09:52:04
● 2015-07-23 06:44:30
○ 2015-12-08 16:11:14
○ 2026-03-23 06:51:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
firststructure.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.20.26.87

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firststructure.com (unsigned zone)

⏱️ Timing

Total: 173ms | 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

firststructure.com points to a single IP number: 207.148.248.143.

Other host names, for instance siligum.com, broker.wip3.www.varietyetc.com, yours53.riverindex.com, choiceretailers.com and sharingengines.com share IP numbers with firststructure.com.

Name Servers

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

firststructure.com uses the same name server setup as other domains, for instance finelands.com, wsba.net, contesthouse.com, micl.net and sitecar.com.

firststructure.com at least partially shares name servers with other domains, such as energyinfo.org and animedubs.com and officialkitchen.com.

Host names with a single IP number:

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.

firststructure.com - robtex.com