`usfirstdefense.net`

DNSSEC	⚠️ Not signed
NS	`ns1.digitalocean.com` ⚠️ Not in zone NS records
		A	2606:4700:52::ac40:34d2^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
		A	172.64.52.210^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns1.digitalocean.com`
NS	`ns2.digitalocean.com` ⚠️ Not in zone NS records
		A	2606:4700:5a::ac40:3515^{🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
		A	172.64.53.21^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns2.digitalocean.com`
NS	`ns3.digitalocean.com` ⚠️ Not in zone NS records
		A	2606:4700:52::ac40:31d1^{🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`
		A	172.64.49.209^{🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ns3.digitalocean.com`

`net`

	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=1774443707

Same first word

usfirstdefense.net

DNS History

3 records (3 active, 0 former)

●NSns1.digitalocean.com2026-03-05 → 2026-03-25 · 2 obs

● 2026-03-05 18:14:56
● 2026-03-25 13:18:38

●NSns2.digitalocean.com2026-03-05 → 2026-03-25 · 2 obs

● 2026-03-05 18:14:56
● 2026-03-25 13:18:38

●NSns3.digitalocean.com2026-03-05 → 2026-03-25 · 2 obs

● 2026-03-05 18:14:56
● 2026-03-25 13:18:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net...	-
usfirstdefense.net	ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com	-

✅ Authoritative Response

Server:172.64.53.21

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usfirstdefense.net (unsigned zone)

⏱️ Timing

Total: 291ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

usfirstdefense.net is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

usfirstdefense.net partially shares name servers with other domains; examples include synappsehealth.com, shakuro.info, piotrknapczyk.com, recursiveroute.com and 0.0.0.d.7.3.7.6.0.0.0.0.0.0.0.0.0.d.1.0.4.0.0.0.0.8.8.a.4.0.6.2.ip6.arpa.

Host names with two IP numbers:

ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210.

ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21.

ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209.

usfirstdefense.net - robtex.com