`teachingcitizenship.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

Subdomains

mail.teachingcitizenship.com

Same first word

teachingcitizenship.com

DNS History

3 records (3 active, 0 former)

●NSns.buydomains.com2026-03-21 → 2026-03-22 · 2 obs

● 2026-03-21 13:45:22
● 2026-03-22 17:31:06

●NSthis-domain-for-sale.com2026-03-21 → 2026-03-22 · 2 obs

● 2026-03-21 13:45:22
● 2026-03-22 17:31:06

●A207.148.248.1432015-08-18 → 2026-03-22 · 2 obs

● 2015-08-18 01:37:14
● 2026-03-22 17:31:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
teachingcitizenship.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 teachingcitizenship.com (unsigned zone)

⏱️ Timing

Total: 162ms | 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

Hierarchy

teachingcitizenship.com is the parent of mail.teachingcitizenship.com.

IP Addresses

teachingcitizenship.com resolves to one IP number: 207.148.248.143.

other host names including ns.onir.org, discountsanyone.com, savannastyle.com, speedyvideo.com and smtp.torontocampgrounds.com share IP numbers with teachingcitizenship.com.

Name Servers

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

teachingcitizenship.com shares the same name server setup as other domains, for instance frenchimpressions.com, preservationimpact.com, doublelens.com, valuelookup.com and newtreasures.com.

teachingcitizenship.com shares name servers with other domains at least partially, for example gcrservices.com and memorabiliacentral.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.

teachingcitizenship.com - robtex.com