`infoshieldsecurity.com`

DNSSEC	⚠️ Not signed
A	199.195.146.139^{🇺🇸 CYBERLYNK199.195.144.0/22 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
		PTR	`unu.a2u2.com`
NS	`nsc1.a2u2.com` ⭐
		A	66.185.20.2^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`nsc1.a2u2.com`
NS	`nsc2.a2u2.com`
		A	66.185.27.33^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`nsc2.a2u2.com`
MX	`mx01.agentspam.com` ⭐
		A	66.185.17.54^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf02.spamfilteringcloud.com`
		A	66.185.17.56^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf03.spamfilteringcloud.com`
		A	66.185.17.58^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf04.spamfilteringcloud.com`
MX	`mx10.agentspam.com`⁽¹⁰⁾
		A	66.185.17.55^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf02.spamfilteringcloud.com`
		A	66.185.17.57^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf03.spamfilteringcloud.com`
		A	66.185.17.59^{🇺🇸 CYBERLYNK66.185.16.0/20 Wisconsin CyberLynk Network, Inc. 10125 S 52nd Street Franklin, WI 53132 US}
			PTR	`sf04.spamfilteringcloud.com`
TXT	`v=spf1 +mx +a +ip4:199.195.146.139 ~all`
SOA	`nsc1.a2u2.com`cpanel@cyberlynk.net 2026-03-02 #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=1776378922

Same first word

infoshieldsecurity.com

DNS History

6 records (5 active, 1 former)

●NSnsc1.a2u2.com2015-06-05 → 2026-04-16 · 2 obs

● 2015-06-05 16:05:24
● 2026-04-16 23:03:12

●NSnsc2.a2u2.com2015-06-05 → 2026-04-16 · 2 obs

● 2015-06-05 16:05:24
● 2026-04-16 23:03:12

●MXmx01.agentspam.com2015-06-05 → 2026-04-16 · 2 obs

● 2015-06-05 16:05:24
● 2026-04-16 23:03:12

●MXmx10.agentspam.com2015-06-05 → 2026-04-16 · 2 obs

● 2015-06-05 16:05:24
● 2026-04-16 23:03:12

●A199.195.146.1392020-01-27 → 2026-04-16 · 3 obs

○ 2017-03-22 17:39:08
● 2020-01-27 09:51:34
● 2026-04-16 23:03:12

○A199.195.146.1892015-06-05 → 2017-03-22 · 4 obs

● 2015-06-05 16:05:24
● 2017-03-22 17:39:08
○ 2020-01-27 09:51:34
○ 2026-04-16 23:03:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...	-
infoshieldsecurity.com	nsc1.a2u2.com, nsc2.a2u2.com	2 records

✅ Authoritative Response

Server:66.185.27.33

NS records: nsc1.a2u2.com, nsc2.a2u2.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for infoshieldsecurity.com (unsigned zone)

⏱️ Timing

Total: 302ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`199.195.146.139`
NS	2	`nsc2.a2u2.com, nsc1.a2u2.com`
MX	2	`mx10.agentspam.com (pri: 10), mx01.agentspam.com (pri: 1)`
TXT	1	`v=spf1 +mx +a +ip4:199.195.146.139 ~all`
SOA	1	`nsc1.a2u2.com cpanel.cyberlynk.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (nsc1.a2u2.com, nsc2.a2u2.com)

Analysis

IP Addresses

infoshieldsecurity.com points to IP number: 199.195.146.139.

Other host names such as unu.a2u2.com, holmes.co.za, mail.megafortrisusa.com, s100a.ca and historyinnotime.com share IPs with infoshieldsecurity.com.

Name Servers

infoshieldsecurity.com is delegated to two name servers: nsc1.a2u2.com and nsc2.a2u2.com.

infoshieldsecurity.com shares the same name server setup as wmkstudio.com, gatecode.com, skyhound.net, notskurt.com and barebooks.com.

infoshieldsecurity.com at least partially shares name servers with other domains, for instance counselorceo.com, centerkey.com, ozhostmedia.com.au, cihcert.com and thehighkingsforum.com.

These name servers are commonly used alongside ns1.umbrahosting.com, ns2.umbrahosting.com, ns1.doreo.com, ns2.doreo.com, ns1.centerkey.com, ns2.centerkey.com, ns1.referee.com, ns2.referee.com, ns2.perfectpresence.com and ns.perfectpresence.com.

Host names with a single IP:

nsc1.a2u2.com points to 66.185.20.2.

nsc2.a2u2.com points to 66.185.27.33.

Mail Servers

infoshieldsecurity.com is handled by two mail servers: mx01.agentspam.com and mx10.agentspam.com.

The mail server setup for infoshieldsecurity.com matches that of other domains, for instance aranda.com, composerpennycorris.com, sadiegreens.com, lit-man.com and corddepot.com.

infoshieldsecurity.com shares at least partially some mail servers with other domains, including montmark.com, glance.in, soselectronics.com, victorycompaniesofwisconsin.com and ia-dns.com.

Host names with three IP numbers: mx01.agentspam.com points to 66.185.17.54, 66.185.17.56 and 66.185.17.58; mx10.agentspam.com points to 66.185.17.55, 66.185.17.57 and 66.185.17.59.

infoshieldsecurity.com - robtex.com