rfeng.com - dns.ninja

`rfeng.com`

DNSSEC	⚠️ Not signed
NS	`ns1.isomedia.com` ⭐
		A	207.115.64.7^{🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object}
			PTR	`ns1.isomedia.com`
NS	`ns2.isomedia.com`
		A	207.115.64.9^{🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object}
			PTR	`ns2.isomedia.com`
NS	`ns3.isomedia.com` ⚠️ Not in zone NS records
		A	166.70.158.18^{🇺🇸 XMISSION166.70.0.0/16 XMission}
			PTR	`utah.isomedia.com`
NS	`ns4.isomedia.com` ⚠️ Not in zone NS records
		A	207.115.64.132^{🇺🇸 AS18530207.115.64.0/19 Peer1 Route Object}
			PTR	`routersitter.isomedia.com`
NS	`ns5.isomedia.com` ⚠️ Not in zone NS records
		A	54.197.52.41^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-52-41.compute-1.amazonaws.com`
MX	`spamtitan.isomedia.com` ⭐
		A	64.38.144.62^{🇺🇸 AS1853064.38.128.0/18 NET-SEANET-BLK-1}
			PTR	`spamtitan.isomedia.com`
		A	206.124.134.130^{🇺🇸 AS18530206.124.128.0/19}
			PTR	`spamtitan04.isomedia.com`
		A	216.9.6.40^{🇺🇸 AS18530216.9.0.0/19 Peer1 Route Object}
			PTR	`spamtitan02.isomedia.com`
TXT	`v=spf1 include:spf.isomedia.com ?all`
SOA	`ns1.isomedia.com`milton@mail.isomedia.com 2025-12-02 #1

`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=1786625439

Same first word

rfeng.net

rfeng.biz

rfeng.com

rfeng.ru

rfeng.com.cn

Similar names

freng.org

rfgen.eu

nfreg.ru

genfr.com

freng.cn

gnerf.de

freng.no

gnref.blogspot.am

gnerf.com

rfgen.com

rnfeg.vip

freng.com.br

ferng.com

renfg.ru

rfgen.de

fengr.ru

gfern.com

freng.cz

gfenr.com

frnge.com

nfger.com

engfr.com

freng.com

fengr.com

DNS History

7 records (6 active, 1 former)

●NSns1.isomedia.com2015-08-23 → 2026-08-13 · 2 obs

● 2015-08-23 08:16:28
● 2026-08-13 13:09:12

●NSns2.isomedia.com2015-08-23 → 2026-08-13 · 2 obs

● 2015-08-23 08:16:28
● 2026-08-13 13:09:12

●NSns3.isomedia.com2026-03-27 → 2026-08-13 · 3 obs

○ 2015-08-23 08:16:28
● 2026-03-27 07:37:02
● 2026-08-13 13:09:12

●NSns4.isomedia.com2026-03-27 → 2026-08-13 · 3 obs

○ 2015-08-23 08:16:28
● 2026-03-27 07:37:02
● 2026-08-13 13:09:12

●NSns5.isomedia.com2026-03-27 → 2026-08-13 · 3 obs

○ 2015-08-23 08:16:28
● 2026-03-27 07:37:02
● 2026-08-13 13:09:12

○MXgum-mx.atmessage.net2015-08-23 → 2016-11-01 · 4 obs

● 2015-08-23 08:16:28
● 2016-11-01 07:07:22
○ 2026-03-27 07:37:02
○ 2026-08-13 13:09:12

●MXspamtitan.isomedia.com2026-03-27 → 2026-08-13 · 3 obs

○ 2016-11-01 07:07:22
● 2026-03-27 07:37:02
● 2026-08-13 13:09:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
rfeng.com	ns1.isomedia.com, ns2.isomedia.com, ns3.isomedia.com, ns4.isomedia.com...	5 records

✅ Authoritative Response

Server:207.115.64.132

NS records: ns1.isomedia.com, ns2.isomedia.com, ns3.isomedia.com, ns4.isomedia.com, ns5.isomedia.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfeng.com (unsigned zone)

⏱️ Timing

Total: 322ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns2.isomedia.com, ns1.isomedia.com`
MX	1	`spamtitan.isomedia.com (pri: 0)`
TXT	1	`v=spf1 include:spf.isomedia.com ?all`
SOA	1	`ns1.isomedia.com milton.mail.isomedia.co`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.isomedia.com, ns2.isomedia.com, ns3.isomedia.com...)

Analysis

Name Servers

Five name servers handle delegation for rfeng.com: ns1.isomedia.com, ns2.isomedia.com, ns3.isomedia.com and two others.

There is at least partial name server overlap between rfeng.com and other domains — 29.9.216.in-addr.arpa, extra.isomedia.com, 91.115.207.in-addr.arpa and two more among them.

These name servers regularly appear alongside ns5.isomedia.com, ns4.isomedia.com, dns1.pioneernet.net and 3 other name servers in NS record sets.

Host names resolving to a single IP address:

ns1.isomedia.com has the IP address 207.115.64.7.

ns2.isomedia.com has the IP address 207.115.64.9.

ns3.isomedia.com has the IP address 166.70.158.18.

ns4.isomedia.com has the IP address 207.115.64.132.

ns5.isomedia.com has the IP address 54.197.52.41.

Mail Servers

rfeng.com uses one mail server — spamtitan.isomedia.com.

The mail server setup of rfeng.com matches that of other domains such as karlakreger.com, bwyachts.seanet.com, nhdinc.com and two others.

spamtitan.isomedia.com directs to 64.38.144.62, 206.124.134.130 and 216.9.6.40 — three IP numbers in total.