`rffilter.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

hostmaster.rffilter.com

Similar names

frfilter.com

DNS History

4 records (3 active, 1 former)

●NSns.buydomains.com2026-03-23 → 2026-03-23 · 1 obs

● 2026-03-23 05:31:42

●NSthis-domain-for-sale.com2026-03-23 → 2026-03-23 · 1 obs

● 2026-03-23 05:31:42

●A207.148.248.1432015-11-09 → 2026-03-23 · 3 obs

○ 2015-06-23 18:48:38
● 2015-11-09 23:04:22
● 2026-03-23 05:31:42

○A66.151.181.492015-06-23 → 2015-06-23 · 3 obs

● 2015-06-23 18:48:38
○ 2015-11-09 23:04:22
○ 2026-03-23 05:31:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rffilter.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 rffilter.com (unsigned zone)

⏱️ Timing

Total: 64ms | 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

rffilter.com is the parent of hostmaster.rffilter.com.

IP Addresses

rffilter.com resolves to one IP number: 207.148.248.143.

other host names including ns1.jem.net, usacreation.com, mail.zipblue.com, plainoffice.com and viejo.org share IP numbers with rffilter.com.

Name Servers

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

rffilter.com shares the same name server setup as other domains, for instance plusxl.com, salecoach.com, salizar.com, energyinterests.com and qubeyr.com.

rffilter.com at least partially shares name servers with other domains, for instance divergingroads.com, frsc.net, travelelsewhere.com and rtcustoms.com.

these name servers are commonly used alongside ns2.buydomains.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.

rffilter.com - robtex.com

rffilter.com

com