`paloaltonnetwork.com`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ha1.markmonitor.zone` ⭐
		A	2001:67c:1bc::5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ha1.markmonitor.zone`
		A	192.174.68.5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ha1.markmonitor.zone`
NS	`ha2.markmonitor.zone`
		A	2620:10a:80eb::6b^{🇨🇦 CIRA-22620:10a:80eb::/48 D-Zone Anycast Cloud 1}
			PTR	`ha2.markmonitor.zone`
		A	162.219.54.170^{🇨🇦 CIRA-2162.219.54.0/24 D-Zone Anycast Cloud1}
			PTR	`ha2.markmonitor.zone`
NS	`ha3.markmonitor.zone`
		A	2001:67c:10b8::5^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ha3.markmonitor.zone`
		A	176.97.158.5^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ha3.markmonitor.zone`
NS	`ha4.markmonitor.zone`
		A	2620:10a:80ec::6b^{🇨🇦 CIRA-32620:10a:80ec::/48 D-Zone IPv6 Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
		A	162.219.55.170^{🇨🇦 CIRA-3162.219.55.0/24 D-Zone Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
MX	`mxa-00169c01.gslb.pphosted.com` ⭐
		A	67.231.156.123^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-00169c01.pphosted.com`
MX	`mxb-00169c01.gslb.pphosted.com` ⭐
		A	67.231.156.123^{🇺🇸 Proofpoint67.231.156.0/24 Inc.}
			PTR	`mx0b-00169c01.pphosted.com`
SOA	`ha1.markmonitor.zone`hostmaster@markmonitor.com 2023-05-25 #2

`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=1784512557

Same first word

paloaltonnetwork.com

paloaltonnetwork.net

DNS History

15 records (7 active, 8 former)

●NSha1.markmonitor.zone2026-07-15 → 2026-07-20 · 3 obs

○ 2020-02-11 20:51:04
● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

●NSha2.markmonitor.zone2026-07-15 → 2026-07-20 · 3 obs

○ 2020-02-11 20:51:04
● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

●NSha3.markmonitor.zone2026-07-15 → 2026-07-20 · 3 obs

○ 2020-02-11 20:51:04
● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

●NSha4.markmonitor.zone2026-07-15 → 2026-07-20 · 3 obs

○ 2020-02-11 20:51:04
● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

○NSns1.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns2.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns3.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns4.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns5.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns6.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

○NSns7.markmonitor.com2015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

●MXmxa-00169c01.gslb.pphosted.com2026-07-15 → 2026-07-20 · 2 obs

● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

●MXmxb-00169c01.gslb.pphosted.com2026-07-15 → 2026-07-20 · 2 obs

● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

●A3.33.139.322026-07-15 → 2026-07-20 · 3 obs

○ 2020-02-11 20:51:04
● 2026-07-15 09:05:44
● 2026-07-20 02:16:48

○A72.52.10.142015-08-01 → 2020-02-11 · 4 obs

● 2015-08-01 19:05:30
● 2020-02-11 20:51:04
○ 2026-07-15 09:05:44
○ 2026-07-20 02:16:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
paloaltonnetwork.com	ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone	-

✅ Authoritative Response

Server:192.174.68.5

NS records: ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for paloaltonnetwork.com (unsigned zone)

⏱️ Timing

Total: 619ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	4	`ha2.markmonitor.zone, ha1.markmonitor.zone...`
MX	2	`mxa-00169c01.gslb.pphosted.com (pri: 10), mxb-00169c01.gslb.pphosted.com (pri: 10)`
SOA	1	`ha1.markmonitor.zone hostmaster.markmoni`

Analysis

IP Addresses

paloaltonnetwork.com resolves to just one IP address, 3.33.139.32.

Two other host names, along with uob.com.hk, kindleinteractivecontent.com and pragmaticsoa.org, also share IP numbers with paloaltonnetwork.com.

Name Servers

The NS records for paloaltonnetwork.com point to four name servers: ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.

At least some of paloaltonnetwork.com's name servers are shared with other domains, for example fondationdesjardins.com, reebok.ae, viabenefitsservices.com and two more.

These name servers tend to co-occur with ns1.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com and 4 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ha1.markmonitor.zone directs to 192.174.68.5 and 2001:67c:1bc::5; ha2.markmonitor.zone directs to 162.219.54.170 and 2620:10a:80eb::6b; ha3.markmonitor.zone directs to 176.97.158.5 and 2001:67c:10b8::5; ha4.markmonitor.zone directs to 162.219.55.170 and 2620:10a:80ec::6b.

Mail Servers

paloaltonnetwork.com is served by two mail servers, mxa-00169c01.gslb.pphosted.com and mxb-00169c01.gslb.pphosted.com.

Among the domains sharing a mail server setup with paloaltonnetwork.com are sinkhole.paloaltonetworks.com, samlproxy.com, cirroscope.com and two others.

mxa-00169c01.gslb.pphosted.com and mxb-00169c01.gslb.pphosted.com share one IP address between them — 67.231.156.123.

These two host names — mxa-00169c01.gslb.pphosted.com and mxb-00169c01.gslb.pphosted.com — each point to 67.231.156.123 IP addresses.

paloaltonnetwork.com - robtex.com