`firstprofession.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`
SOA	`ns.buydomains.com`hostmaster@buydomains.com 2015-07-13 #19

`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

nullmx.firstprofession.com

Same first word

firstprofession.com

DNS History

5 records (3 active, 2 former)

●NSns.buydomains.com2015-08-12 → 2026-03-24 · 2 obs

● 2015-08-12 12:32:26
● 2026-03-24 02:01:34

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

○ 2015-08-12 12:32:26
● 2026-03-23 13:18:36
● 2026-03-24 02:01:34

○A141.8.225.1242015-12-13 → 2016-07-15 · 5 obs

○ 2015-08-12 12:32:26
● 2015-12-13 02:13:42
● 2016-07-15 06:41:08
○ 2017-03-14 01:28:26
○ 2026-03-24 02:01:34

●A207.148.248.1432017-03-14 → 2026-03-24 · 3 obs

○ 2016-07-15 06:41:08
● 2017-03-14 01:28:26
● 2026-03-24 02:01:34

○A50.63.202.1042015-08-12 → 2015-08-12 · 3 obs

● 2015-08-12 12:32:26
○ 2015-12-13 02:13:42
○ 2026-03-24 02:01:34

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 102ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`
SOA	1	`ns.buydomains.com hostmaster.buydomains.`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

firstprofession.com is a parent of nullmx.firstprofession.com.

IP Addresses

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

Other host names, for instance energydata.org, seedix.com, shininguniverse.com, clumping.com and www.arsweb.com share IP numbers with firstprofession.com.

Name Servers

Delegation for firstprofession.com rests with two name servers, this-domain-for-sale.com and ns.buydomains.com.

firstprofession.com shares the same name server setup as other domains, including risksurfer.com, lastinch.com, divaga.com, bistrobunch.com and planterideas.com.

firstprofession.com partially shares name servers with other domains, for instance roka.org, nixbu.com, trendingfactor.com and rightmobiles.com.

These name servers are commonly used with the name servers ns2.buydomains.com.

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

firstprofession.com - robtex.com