`rfpwriter.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
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=1774405722

Same first word

rfpwriter.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-21 → 2026-03-25 · 2 obs

● 2026-03-21 16:40:58
● 2026-03-25 02:43:32

●NSthis-domain-for-sale.com2026-03-21 → 2026-03-25 · 2 obs

● 2026-03-21 16:40:58
● 2026-03-25 02:43:32

●A207.148.248.1432015-11-18 → 2026-03-25 · 3 obs

○ 2015-07-21 06:35:08
● 2015-11-18 13:31:36
● 2026-03-25 02:43:32

○A66.151.181.492015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 06:35:08
○ 2015-11-18 13:31:36
○ 2026-03-25 02:43:32

🔍 DNS Trace

📋 Delegation Chain

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

⏱️ Timing

Total: 160ms | 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

rfpwriter.com resolves to a single IP: 207.148.248.143.

Other host names, for instance shrees.com, nyexpos.com, servicestreaming.com, ekro.net and hostmaster.chemtechnologies.com share IP numbers with rfpwriter.com.

Name Servers

rfpwriter.com has two name servers: this-domain-for-sale.com and ns.buydomains.com.

rfpwriter.com shares the same name server setup as other domains, for example odums.com, electriciansperth.com, easymeal.net, eurocents.com and buildingsportable.com.

rfpwriter.com shares name servers with other domains to some extent, for example tailorretail.com and estics.com.

Host names with one IP number:

this-domain-for-sale.com points to: 52.20.26.87

ns.buydomains.com points to: 52.20.26.87

Names pointing to 52.20.26.87: this-domain-for-sale.com and ns.buydomains.com

rfpwriter.com - robtex.com

rfpwriter.com

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