`filsonengineering.com`

DNSSEC	⚠️ Not signed
NS	`dns2.earthlink.net` ⚠️ Not in zone NS records
		A	64.29.153.110^{🇨🇦 INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`dns2.earthlink.net`
NS	`dns3.earthlink.net` ⚠️ Not in zone NS records
		A	216.251.37.110^{🇨🇦 INFB216.251.32.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`dns3.earthlink.net`

`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=1774400362

Same first word

filsonengineering.com

DNS History

7 records (2 active, 5 former)

●NSdns2.earthlink.net2026-02-17 → 2026-03-25 · 3 obs

○ 2017-01-28 00:48:08
● 2026-02-17 06:57:52
● 2026-03-25 01:03:32

●NSdns3.earthlink.net2026-02-17 → 2026-03-25 · 3 obs

○ 2017-01-28 00:48:08
● 2026-02-17 06:57:52
● 2026-03-25 01:03:32

○NSns47.domaincontrol.com2017-01-28 → 2017-01-28 · 3 obs

● 2017-01-28 00:48:08
○ 2026-02-17 06:57:52
○ 2026-03-25 01:03:32

○NSns48.domaincontrol.com2017-01-28 → 2017-01-28 · 3 obs

● 2017-01-28 00:48:08
○ 2026-02-17 06:57:52
○ 2026-03-25 01:03:32

○MXmailstore1.secureserver.net2017-01-28 → 2026-02-17 · 4 obs

● 2017-01-28 00:48:08
● 2026-02-17 06:57:52
○ 2026-03-25 01:03:30
○ 2026-03-25 01:03:32

○MXsmtp.secureserver.net2017-01-28 → 2026-02-17 · 4 obs

● 2017-01-28 00:48:08
● 2026-02-17 06:57:52
○ 2026-03-25 01:03:30
○ 2026-03-25 01:03:32

○A50.63.202.532017-01-28 → 2026-02-17 · 4 obs

● 2017-01-28 00:48:08
● 2026-02-17 06:57:52
○ 2026-03-25 01:03:30
○ 2026-03-25 01:03:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
filsonengineering.com	dns3.earthlink.net, dns2.earthlink.net	-

✅ Authoritative Response

Server:216.251.37.110

NS records: dns3.earthlink.net, dns2.earthlink.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for filsonengineering.com (unsigned zone)

⏱️ Timing

Total: 689ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

filsonengineering.com is delegated to two name servers: dns2.earthlink.net and dns3.earthlink.net.

filsonengineering.com shares the same name server setup as mtr-a.com, dreamworksinteractive.org, doyletics.com, realestateinlvnv.com and mvsevm.com.

filsonengineering.com at least partially shares name servers with other domains, for instance lawfm.net, cliffgaines.com, anjan.com, cognitivevent.com and jmae.com.

these name servers are commonly used together with the name servers dns1.earthlink.net, ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com and ns4.carrierzone.com.

Host names with a single IP:

dns2.earthlink.net points to 64.29.153.110.

dns3.earthlink.net points to 216.251.37.110.

filsonengineering.com - robtex.com