`immunitytoolbox.com`

DNSSEC	⚠️ Not signed
A	3.219.78.25^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-219-78-25.compute-1.amazonaws.com`
A	3.220.212.11^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
A	3.220.214.71^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
NS	`edns4.ultradns.com` ⭐
		A	2001:502:f3ff::204^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`edns4.ultradns.com`
		A	204.74.66.4^{🇺🇸 MAINT-ID-12008204.74.66.0/24 Neustar}
			PTR	`edns4.ultradns.com`
NS	`edns4.ultradns.biz`
		A	2610:a1:1015::204^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`edns4.ultradns.biz`
		A	204.74.67.4^{🇺🇸 MAINT-ID-12008204.74.67.0/24 Neustar}
			PTR	`edns4.ultradns.biz`
NS	`edns4.ultradns.net`
		A	2610:a1:1014::204^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`edns4.ultradns.net`
		A	204.74.110.4^{🇺🇸 MAINT-ID-12008204.74.110.0/24 Neustar}
			PTR	`edns4.ultradns.net`
NS	`edns4.ultradns.org`
		A	2001:502:4612::204^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`edns4.ultradns.org`
		A	204.74.111.4^{🇺🇸 MAINT-ID-12008204.74.111.0/24 Neustar}
			PTR	`edns4.ultradns.org`
SOA	`edns4.ultradns.com`premiumdns@support.neustar 2019-09-10 #17

`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=1778319996

Same first word

immunitytoolbox.com

DNS History

7 records (7 active, 0 former)

●NSedns4.ultradns.biz2026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●NSedns4.ultradns.com2026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●NSedns4.ultradns.net2026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●NSedns4.ultradns.org2026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●A3.219.78.252026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●A3.220.212.112026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

●A3.220.214.712026-05-05 → 2026-05-09 · 2 obs

● 2026-05-05 17:06:30
● 2026-05-09 10:06:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
immunitytoolbox.com	edns4.ultradns.net, edns4.ultradns.com, edns4.ultradns.biz, edns4.ultradns.org	2 records

✅ Authoritative Response

Server:204.74.110.4

NS records: edns4.ultradns.net, edns4.ultradns.com, edns4.ultradns.biz, edns4.ultradns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for immunitytoolbox.com (unsigned zone)

⏱️ Timing

Total: 925ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`3.219.78.25, 3.220.214.71...`
NS	4	`edns4.ultradns.biz, edns4.ultradns.com...`
SOA	1	`edns4.ultradns.com premiumdns.support.ne`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (edns4.ultradns.com, edns4.ultradns.com)

Analysis

IP Addresses

immunitytoolbox.com points to three IPs: 3.219.78.25, 3.220.212.11 and 3.220.214.71.

Other host names such as santeecoopergreen.com, diagnostykazoetis.pl, simbadol.com, synovex.com and thepeteffect.org share IPs with immunitytoolbox.com.

Name Servers

immunitytoolbox.com is delegated to four name servers: edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net and edns4.ultradns.org.

immunitytoolbox.com at least partially shares name servers with other domains, for example pensions.com, excelsiorbenefits.com, emblemhealthc.com, zoetis-maghreb.com and rimadyl.ru.

these name servers commonly pair with epla1.corpnamesvcs.com, epla2.corpnamesvcs.com, ns55.ultradns2.com and ns55.ultradns2.org.

Host names with two IP numbers:

edns4.ultradns.biz points to: 2610:a1:1015::204 and 204.74.67.4

edns4.ultradns.com points to: 2001:502:f3ff::204 and 204.74.66.4

edns4.ultradns.net points to: 2610:a1:1014::204 and 204.74.110.4

edns4.ultradns.org points to: 2001:502:4612::204 and 204.74.111.4

immunitytoolbox.com - robtex.com