`michaelfirth.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

mailserver.michaelfirth.com

Same first word

michaelfirth.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-06 → 2026-03-23 · 2 obs

● 2026-03-06 07:23:58
● 2026-03-23 13:52:52

●NSthis-domain-for-sale.com2026-03-06 → 2026-03-23 · 2 obs

● 2026-03-06 07:23:58
● 2026-03-23 13:52:52

●A207.148.248.1432015-10-23 → 2026-03-23 · 3 obs

○ 2015-06-08 10:53:22
● 2015-10-23 17:08:38
● 2026-03-23 13:52:52

○A66.151.181.492015-06-08 → 2015-06-08 · 3 obs

● 2015-06-08 10:53:22
○ 2015-10-23 17:08:38
○ 2026-03-23 13:52:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...	-
michaelfirth.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 michaelfirth.com (unsigned zone)

⏱️ Timing

Total: 216ms | 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

The parent of mailserver.michaelfirth.com is michaelfirth.com.

IP Addresses

michaelfirth.com points to IP number: 207.148.248.143.

Other host names such as ansh.net, sportconvention.com, jennie.org, ns716.inae.org and idab.net share IPs with michaelfirth.com.

Name Servers

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

michaelfirth.com shares the same name server setup as alluringexpressions.com, tiltmaster.com, momrock.com, ukinterviews.com and demc.net.

michaelfirth.com at least partially shares name servers with other domains, for instance techcom.net, esii.net, mbcplace.com, maniaservice.com and lifeforensics.com.

Host names sharing one IP: this-domain-for-sale.com and ns.buydomains.com point to 52.20.26.87.

michaelfirth.com - robtex.com